NDSC Members
The North Dakota Safety Council’s ability to offer numerous safety services is due to the generous support of nearly 900 safety conscious companies throughout the region. We are proud to work with these organizations to prevent injuries and save lives in North Dakota. We appreciate the support of each and every one of our members!
The North Dakota Safety Council does not sell membership or conference attendee information to anyone, ever.
Membership data below is updated at the beginning of every month
New Members
Applied Digital
BHP Inc dba Global Power Components
Sentry ND
TurbinePROs LLC.
Returning Members
ALLETE Renewable Resources, Inc.
Allied Valve, Inc.
Bobcat
Bourgault Industries
Brinderson
C.L. Linfoot Company
Chevron
Cirrus Aircraft
City of Grand Forks
Coal Creek Construction
Cole Papers Inc
Community Contractors, Inc
Connole & Somerville Plumbing Heating & AC Inc
Consolidated Construction
Continental Metal Products
Custom Agri Systems, Inc. DBA Gateway Building Sys
Dakota Staffing Solutions
Dakota Zoo
Delta Waterfowl Foundation
Dicks Vacuum Service
Dunseith Day School
Elkan Energy Services
Enderlin High School
Endless Tubing, LLP
Great River Energy of North Dakota
High Voltage Inc
Industrial Service Solutions LLC
IRISNDT, Inc. ( Apave)
IronWorks Welding, Inc
IXOM Watercare
Kemper Construction
KO Safety Services LLC
KPH, Inc.
KS Industries, LLC
L & S Electric Inc
Minn-Dak Farmers Co-op
Missouri West Water System
ND Small Organized Schools
New England Public School
Northern Dewatering Inc
Pahlke Steel
Post Acute Medical
RTC Networks
Select Water Solutions
Son Oilfield Services LLC
Spectrum Industries Rental LLP
Spirit Lake Casino & Resort
Strasburg Public School
Subsurface, Inc.
Sun Electric
T & T Transport
Theodore Roosevelt Medora Found.
Thompson Public Schools
Trail King Industries
Trotter Construction
True North Surveys, P.A.
Unity Medical Center
Vigen Construction
Wanzek Construction, Inc.
All Members
| Company Name | Primary Contact City | Primary Contact State |
| 2D Field Services | Williston | ND |
| 3 Forks Services | Williston | ND |
| 3c Construction | Mandan | ND |
| 413 Mechanical,LLC | Grand Forks | ND |
| 4K Excavating, LLC | Granville | ND |
| A&B Welding & Construction Inc. | Elk River | MN |
| AAA Services, LLC | Moorhead | MN |
| ABC Fencing & Oil Field Services, LLC | Belfield | ND |
| ABLE, Inc. | Dickinson | ND |
| ABM – Advanced Business Methods | Bismarck | ND |
| Acme Tools | Grand Forks | ND |
| Acrotech Services, Inc | Bismarck | ND |
| Addison Construction Company | Cheyenne | WY |
| Adolfson and Peterson Construction | Minneapolis | MN |
| Advanced Mechanical | Bismarck | ND |
| Agri Industries | Williston | ND |
| Agri-Cover, Inc. | Jamestown | ND |
| AGT Foods | Minot | ND |
| AGT Services, Inc | Amsterdam | NY |
| Air Cure Inc | Minneapolis | MN |
| Airco Industrial Services LLC | Jesup | GA |
| Airgas Specialty Products | South Saint Paul | MN |
| Aldevron | Fargo | ND |
| Alexander Construction Co | Wheatland | WY |
| All Finish Concrete | West Fargo | ND |
| ALLETE Renewable Resources, Inc. | Duluth | MN |
| Alliance Construction LLC | Hartford | SD |
| Alliance Safety Council | Baton Rouge | LA |
| Alliance Technical Group | Decatur | AL |
| Allied Agronomy | Edgeley | ND |
| Allied Valve, Inc. | Appleton | WI |
| Altru Health Systems | Grand Forks | ND |
| Amber Waves Inc | Richardton | ND |
| American Crystal Sugar – Crookston | Crookston | MN |
| American Crystal Sugar – Drayton | Drayton | ND |
| American Crystal Sugar – East Grand Forks | East Grand Forks | MN |
| American Crystal Sugar – Hillsboro | Hillsboro | ND |
| American Crystal Sugar – Moorhead | Moorhead | MN |
| American Engineering Testing | Williston | ND |
| American Well Services Inc | Tioga | ND |
| Ames Construction | Burnsville | MN |
| Amrize | Bismarck | ND |
| Analytic Stress Relieving, Inc. | Lafayette | LA |
| Anchor Ingredients | Buffalo | ND |
| Anderson Steel Erection & Crane | Grand Forks | ND |
| Anderson Western, Inc. | Bismarck | ND |
| Anytime Hydroexcavation | Alexander | ND |
| Apache Industrial Services | Mandan | ND |
| Apex Engineering Group, Inc. | Fargo | ND |
| API Construction Company | Saint Paul | MN |
| Applegren Construction, Inc. | Grand Forks | ND |
| Applied Digital | Jamestown | ND |
| Arthur Companies | Arthur | ND |
| ASN Constructors | Fargo | ND |
| Associated Builders & Contractors of MN/ND | Eden Prairie | MN |
| Associated General Contractors of ND | Bismarck | ND |
| Associated Pool Builders, Inc. | Bismarck | ND |
| Atlas Foundation Company | Osseo | MN |
| Azco, Inc. | Appleton | WI |
| B & G Oilfield Services | Williston | ND |
| BABCOCK & WILCOX CONSTRUCTION | Akron | OH |
| Badlands Aggregate | Starbuck | MN |
| Baker Boy Bake Shop, Inc. | Dickinson | ND |
| Baker Consulting | Mandaree | ND |
| Bakken Transload | Ross | ND |
| Baptist Health Care Center | Bismarck | ND |
| Baranko Brothers, Inc. | Dickinson | ND |
| Barnes County North School | Wimbledon | ND |
| Barnhart Crane and Rigging | Mandan | ND |
| Barr Engineering Company | Minneapolis | MN |
| Bartlett & West, Inc | Topeka | KS |
| Basaraba Excavating & Dirt Works LLC | Wilton | ND |
| Baseload Power Generation Parts & Services, LLC | Corpus Christi | TX |
| Basin Airworks | Fargo | ND |
| Basin Electric- Bismarck | Bismarck | ND |
| Basin Electric Power Co-op – AVS | Beulah | ND |
| Basin Electric Power Co-op – DFS | Gillette | WY |
| Basin Electric Power Co-op – Laramie River | Wheatland | WY |
| Basin Electric Power Co-op – Leland Olds – Stanton | Stanton | ND |
| Basin Electric Power Co-op – Menoken | Menoken | ND |
| Basin Electric Power Co-op – Spirit Mound Station | Vermillion | SD |
| Basin Safety | Williston | ND |
| Bayer U.S. – Crop Science | West Fargo | ND |
| BDT Mechanical | Fargo | ND |
| BEK Consulting | Dickinson | ND |
| Belcourt School District #7 | Belcourt | ND |
| Belfield Public Schools | Belfield | ND |
| Benson County | Minnewaukan | ND |
| Benz Oil Co | Killdeer | ND |
| Bergstrom Electric, Inc. | Grand Forks | ND |
| Berkley Oil & Gas | Houston | TX |
| Bert’s Truck Equipment of Moorhead Inc | Moorhead | MN |
| Beverage Wholesalers | Fargo | ND |
| BHP Inc dba Global Power Components | Milwaukee | WI |
| Bismarck Parks & Recreation | Bismarck | ND |
| Bismarck State College | Bismarck | ND |
| Bismarck Transition Center | Bismarck | ND |
| Bismarck-Mandan Security, Inc | Bismarck | ND |
| Bituminous Paving Inc. | Ortonville | MN |
| Black Cat LLC | Cheyenne | WY |
| Black Water Environmental | Gillette | WY |
| Blossom Services Group LLC | West Fargo | ND |
| BNC National Bank | Bismarck | ND |
| BNI Coal LTD | Bismarck | ND |
| Bobcat | Gwinner | ND |
| Bob’s Oilfield Service | Belfield | ND |
| Border Construction LLC | Fargo | ND |
| Border States Electric | Alexandria | MN |
| Border States Paving | Fargo | ND |
| Borsheim Crane | West Fargo | ND |
| Bosch Lumber | Dickinson | ND |
| Bourgault Industries | Minot | ND |
| Bowers Excavating LLC | Mandan | ND |
| Brady, Martz & Associates | Bismarck | ND |
| Branick Industries, Inc. | Fargo | ND |
| Braun Electric | Minot | ND |
| Braun Intertec Corporation | Minneapolis | MN |
| Brian J Roehrich Construction | Dazey | ND |
| Bridger Pipeline LLC | Belfield | ND |
| Brinderson | Compton | CA |
| Brink Constructors, Inc | Rapid City | SD |
| Brock Services LLC | Fort Collins | CO |
| Bryan Construction | Colorado Springs | CO |
| Buffalo City Diesel Inc | Jamestown | ND |
| Burleigh County | Bismarck | ND |
| Busy Bee’s Hot Oil. Inc | Williston | ND |
| Butler Machinery Company – Bismarck | Bismarck | ND |
| Butler Machinery Company – Fargo | Fargo | ND |
| Butler Machinery Company – Grand Forks | Grand Forks | ND |
| Butler Machinery Company – Minot | Minot | ND |
| C & D Energy Services, Inc dba Colorado Scaffoldin | Commerce City | CO |
| C & H Glass | Bismarck | ND |
| C L Smith Industrial | Arnold | MO |
| C.L. Linfoot Company | Grand Forks | ND |
| Camrud-Foss Concrete Const, Inc. | Moorhead | MN |
| Capital City Construction | Bismarck | ND |
| Captain Clean | Wahpeton | ND |
| Carbontech-Americas | Broken Arrow | OK |
| Carrington School District | Carrington | ND |
| Cascade Drilling | Bothell | WA |
| Cass County Electric Cooperative | Fargo | ND |
| Cass Rural Water District | Kindred | ND |
| Catamaran Industrial Services, Inc. | Spring | TX |
| Cavendish Farms | Jamestown | ND |
| CCC Group | San Antonio | TX |
| CEMSource | Wayzata | MN |
| CenDak Coop | Leeds | ND |
| Center-Stanton Public School | Center | ND |
| Central Cass School Dist 17 | Casselton | ND |
| Central Door & Hardware, Inc. | Fargo | ND |
| Central Machining & Pump Repair | Minot | ND |
| Central Mechanical, Inc. | Mandan | ND |
| Central Plains Ag Services | Hannaford | ND |
| Central Power Electric Coop | Minot | ND |
| Central Specialties, Inc | Alexandria | MN |
| Central Trenching Incorporated | Minot | ND |
| Central Valley Bean Co-Op | Buxton | ND |
| Central West Services | Mandan | ND |
| Century Builders General Contracting | Fargo | ND |
| CF Industries Distribution Facilities LLC – GF | Grand Forks | ND |
| CF Industries Distribution Facilities LLC – Velva | Velva | ND |
| Chevron | Minot | ND |
| Chiller Systems Inc | Fargo | ND |
| Chord Energy | Watford City | ND |
| CHS Inc, Country Operations Division | St. Paul | MN |
| CHS Pipeline & Terminal Operations | Laurel | MT |
| CHS South Central Grain | Napoleon | ND |
| CHS Southwest Grain | Dickinson | ND |
| CHS SunPrairie Grain | Minot | ND |
| Cintas Corporation | Osseo | MN |
| Circle Sanitation | Minot | ND |
| Cirrus Aircraft | Grand Forks | ND |
| City Air Mechanical | Bismarck | ND |
| City of Bismarck Public Works | Bismarck | ND |
| City of Bismarck-Human Resources | Bismarck | ND |
| City of Dickinson | Dickinson | ND |
| City of Fargo | Fargo | ND |
| City of Grafton-Municipal Utilities | Grafton | ND |
| City of Grand Forks | Grand Forks | ND |
| City of Hazen | Hazen | ND |
| City of Mandan | Mandan | ND |
| City of Minot | Minot | ND |
| City of Watford City | Watford City | ND |
| City of West Fargo | West Fargo | ND |
| City of Williston- Public Works | Williston | ND |
| Clean Air Engineering | Palatine | IL |
| Close Construction Company | Milton | ND |
| Cloverdale Foods | Mandan | ND |
| CNH Industrial | Fargo | ND |
| Coal Creek Construction | Underwood | ND |
| Coffman Engineers | Bozeman | MT |
| Cole Papers Inc | Fargo | ND |
| COLT Services LLC | Pasadena | TX |
| Colter Energy | Minot | ND |
| ComDel Innovation | Wahpeton | ND |
| Community Action – Bismarck | Bismarck | ND |
| Community Action Partnership – Minot | Minot | ND |
| Community Contractors, Inc | Grand Forks | ND |
| Complete Concrete, Inc. | Rapid City | SD |
| Comstock Construction | Wahpeton | ND |
| Conco Services | Verona | PA |
| Connole & Somerville Plumbing Heating & AC Inc | Minot | ND |
| Conoco Phillips | Watford City | ND |
| Consolidated Construction | Appleton | WI |
| Consolidated Telcom | Dickinson | ND |
| Construction Engineers, Inc. | Grand Forks | ND |
| Continental Metal Products | Minot | ND |
| Continental Resources, Inc. | Baker | MT |
| ContiTech USA, LLC | Wahpeton | ND |
| Copper Tip Energy USA LLC | Alexander | ND |
| Core Services Inc. | Williston | ND |
| Corrpro Companies, Inc – Medina, OH | Medina | OH |
| Coteau Properties Company (NA Coal) | Beulah | ND |
| Cottingham Insurance Agency DDC Inc | Underwood | ND |
| Coyote Creek Mining Company | Zap | ND |
| Craft Builders, Inc. | Minot | ND |
| Cranes Conveyor & Storage Systems | Fargo | ND |
| Crary Industries | West Fargo | ND |
| Creedence Energy Services | Williston | ND |
| Creek Energy Services, LLC | Bismarck | ND |
| CrossCountry Freight Solutions | Bismarck | ND |
| CS Welding, LLC | Stanley | ND |
| Cummins Inc. | Minot | ND |
| Cust-O-Fab Specialty Services | Sand Springs | OK |
| Custom Agri Systems, Inc. DBA Gateway Building Sys | West Fargo | ND |
| Custom Aire, Inc. | Grand Forks | ND |
| Cypress Rail Solutions, LLC | Grand Forks | ND |
| D & E Supply Co. | Bismarck | ND |
| Dacotah Paper Company | Fargo | ND |
| Dacotah West Crane Service Inc. | Williston | ND |
| Dakine Services LLC Dba All Pest Control | Mobridge | SD |
| Dakota Boys and Girls Ranch | Minot | ND |
| Dakota Caulking, Inc | Mandan | ND |
| Dakota Dry Bean, LLC | Grand Forks | ND |
| Dakota Fence Company | Fargo | ND |
| Dakota Fire Extinguisher | Minot | ND |
| Dakota Gasification Company (DGC) | Beulah | ND |
| Dakota Medical Foundation | Fargo | ND |
| Dakota Petroleum Services, LLC | Killdeer | ND |
| Dakota Prairie Grasslands (USFS) | Bismarck | ND |
| Dakota Regional Medical Center | Cooperstown | ND |
| Dakota Staffing Solutions | Bismarck | ND |
| Dakota Supply Group | Bismarck | ND |
| Dakota Underground Company | Fargo | ND |
| Dakota Zoo | Bismarck | ND |
| Dakotas JATC (Dakotas & Western Minnesota Electric | Fargo | ND |
| Dean’s Bulk Service, Inc | Barnesville | MN |
| DEI LLC – Dennys Electric/Extreme Underground LLC | Dickinson | ND |
| Dell-Comm, Inc. | Bismarck | ND |
| Delta Waterfowl Foundation | Bismarck | ND |
| Devils Lake Public Schools | Devils Lake | ND |
| Devon Energy | Dickinson | ND |
| Diamond B Technology Solutions | Billings | MT |
| Dickinson Ready Mix | Dickinson | ND |
| Dicks Vacuum Service | Bismarck | ND |
| Diesel Dogs Contracting, LLC | Fargo | ND |
| Dirtbusters LLC dba Professional Touch Cleaning Se | Bismarck | ND |
| Ditch Witch of North Dakota | Mandan | ND |
| DMVWRR | Bismarck | ND |
| DMVWRR LLC dba CJ Crane Service | Bismarck | ND |
| DNOW | Williston | ND |
| Doerfer Field Services | Waverly | IA |
| DOT-DOT Compliance Training | Fairview | MT |
| Double EE Service, Inc. | Williston | ND |
| Dowco Valve Co Inc. | Hastings | MN |
| Drug Plastics & Glass Company | Valley City | ND |
| Dryland Enterprises LLC | Belfield | ND |
| DS Safety Consulting | Bismarck | ND |
| Dunn County | Manning | ND |
| Dunseith Day School | Dunseith | ND |
| Dunseith Public School | Dunseith | ND |
| E & J Rebar, Inc. | Anoka | MN |
| Eagle Operating, Inc. | Minot | ND |
| EAPC Architects Engineers | Grand Forks | ND |
| Earth Systems | Bismarck | ND |
| Earth Work Solutions | Gillette | WY |
| Earthwork Services, Inc. | West Fargo | ND |
| EasTex Tower Inc | Colorado Springs | CO |
| ECCS Training | Bismarck | ND |
| Eco Material Technologies Inc. | Underwood | ND |
| Edling Electric, Inc | Bismarck | ND |
| Edward H. Schwartz Construction | New England | ND |
| EERC University of North Dakota | Grand Forks | ND |
| Eid-Co Buildings, Inc. | Fargo | ND |
| Elbowoods Memorial Health Center | New Town | ND |
| Electrical Services | Bismarck | ND |
| Electrical Technologies & Supply, Inc | Golden | CO |
| Electro Watchman, Inc. | Fargo | ND |
| Elgin/New Leipzig Public School | Elgin | ND |
| Elite Refractory, LLC | Waxahachie | TX |
| Elkan Energy Services | Watford City | ND |
| Ellendale Public School | Ellendale | ND |
| Ellingson Companies | West Concord | MN |
| Ellis and Eastern Railroad Company | Grand Forks | ND |
| Enbridge Pipelines LLC | Minot | ND |
| Enclave Construction | West Fargo | ND |
| Enderlin High School | Enderlin | ND |
| Endless Tubing, LLP | Bismarck | ND |
| Energy Tech Systems, Inc. | Bismarck | ND |
| Engineered Pump Services, Inc. | Mukwonago | WI |
| Envision Cooperative | Rugby | ND |
| Essentia Health | Fargo | ND |
| Everus Construction Group | Bismarck | ND |
| Evolution Completions, Inc | Williston | ND |
| Excavating, Inc. | Minot | ND |
| Excavating, Inc. – Fargo | West Fargo | ND |
| Expanse Electrical Company, LLC | Houston | TX |
| Exponential Power, Inc. | Aurora | CO |
| Extreme Cleaning Inc | Mandan | ND |
| Falkirk Mining Company | Underwood | ND |
| Farden Construction | Maxbass | ND |
| Fargo Freightliner | Fargo | ND |
| Fargo Glass & Paint | Fargo | ND |
| Fargo Jet Center | Fargo | ND |
| Fargo Park District | Fargo | ND |
| Farmers Union Oil Company of Kenmare | Kenmare | ND |
| Farmers Union Oil Company of Westhope/Souris/Botti | Westhope | ND |
| Farmers Union Oil of Southern Valley | Fairmount | ND |
| Fastenal | Bismarck | ND |
| FB Timberline Construction | Rapid City | SD |
| FCI Constructors, Inc | Longmont | CO |
| Fessenden-Bowdon Public School | Fessenden | ND |
| First International Bank & Trust | Minot | ND |
| First United Insurance Agency | Cando | ND |
| Fisher Industries | Dickinson | ND |
| Fladeland Mechanical, Inc. | Bismarck | ND |
| Flasher Public Schools District #39 | Flasher | ND |
| Flickertail Paving & Supply | Cavalier | ND |
| Flow Tech Fueling | Moorcroft | WY |
| Food Management Investors | Minot | ND |
| Foremost Well Service | Dickinson | ND |
| Forks Lath and Plaster, Inc. | Emerado | ND |
| Fort Berthold Rural Water | New Town | ND |
| Fort Yates Public School | Fort Yates | ND |
| Four Winds Elementary | Fort Totten | ND |
| Freedom Oilfield Services | Reliance | WY |
| Front Street Millwork & Lumber | Bismarck | ND |
| Fuchs North America | Grand Forks | ND |
| Gagnon, Inc | Saint Paul | MN |
| GammaTech Industrial, LLC | Houston | TX |
| Garon Corporation | Thompson | ND |
| Garrett Brothers Construction | Stanton | ND |
| Garrison Diversion Conservancy Dist. | Carrington | ND |
| GEA Systems North America LLC | Pasadena | TX |
| Gehrtz Construction Services | Fargo | ND |
| General Equipment & Supplies | Fargo | ND |
| General Security Services | Saint Cloud | MN |
| Gevo | Richardton | ND |
| GMHR | Dickinson | ND |
| GO Wireline LLC | Williston | ND |
| Good Knight Roofing | Loveland | CO |
| Good Samaritan Hospital Association | Rugby | ND |
| Good Samaritan Society Oakes | Oakes | ND |
| Goodnight Midstream | Dallas | TX |
| GPK Products, Inc | Fargo | ND |
| Grand Forks Park District | Grand Forks | ND |
| Grand Forks Public Schools | Grand Forks | ND |
| Grand Forks Regional Airport Authority | Grand Forks | ND |
| Grand Forks Welding & Machine | Grand Forks | ND |
| Gratech Company, LLC | Berthold | ND |
| Great Plains Technical Services | Mandan | ND |
| Great River Energy of North Dakota | Spiritwood | ND |
| Groome Industrial Services, LLC | Denville | NJ |
| Grotberg Electric | Valley City | ND |
| GTUIT | Billings | MT |
| GW & Sons Construction, Inc. | Grand Forks | ND |
| H A Thompson & Sons | Bismarck | ND |
| Hall Trucking Inc | Belfield | ND |
| Hams Well Service | Westhope | ND |
| Harlow’s School Bus Service | Bismarck | ND |
| Harvestone Low Carbon Partners | Bismarck | ND |
| Harvey Public Schools | Harvey | ND |
| Hazelton-Moffit-Braddock Public School | Hazelton | ND |
| Healthy Food Ingredients | Valley City | ND |
| Hebron Brick Supply | West Fargo | ND |
| Heitkamp Construction Co Inc. | Wahpeton | ND |
| Heritage Homes | Fargo | ND |
| High Voltage Inc | Vernal | UT |
| Highlands Engineering & Surveying | Dickinson | ND |
| Hight Construction | Minot | ND |
| Hill Top Home of Comfort | Killdeer | ND |
| Hillerud Construction, Inc. | Jamestown | ND |
| HireQuest Direct – Bismarck | Bismarck | ND |
| HIT, Inc. | Mandan | ND |
| Hitachi Energy USA | Mount Pleasant | PA |
| Hladky Construction Inc | Gillette | WY |
| Hlebechuk Construction, Inc. | Belfield | ND |
| Hoerbiger Service, Inc. | Houston | TX |
| Holland Contracting, Inc. dba HCI | Moorhead | MN |
| Holloman Corporation | Williston | ND |
| Holm Construction, Inc | Minot | ND |
| Home on The Range | Sentinel Butte | ND |
| Horizon Resources | Williston | ND |
| Hoss Rentals Inc. | Watford City | ND |
| Houston Engineering, Inc. | Fargo | ND |
| HPC Industrial Services LLC | Deer Park | TX |
| Hunt Electric Corporation | Saint Paul | MN |
| Hurley Enterprises Inc | Fairview | MT |
| Hydrohotshots | Beulah | ND |
| ICS, Inc. | Grand Forks | ND |
| Image Printing Inc | Bismarck | ND |
| InDemand Industrial Services, LLC | Bismarck | ND |
| Indoor Services, Inc. | Bismarck | ND |
| Industrial Builders, Inc. | Fargo | ND |
| Industrial Kiln & Dryer Group | Louisville | KY |
| Industrial Lubricant Company | Washburn | ND |
| Industrial Service Solutions LLC | Seattle | WA |
| Industrial Thermal Services, LLC | Baytown | TX |
| Innovative Energy Alliance (IEA) | Bismarck | ND |
| Integrated Global Services | Richmond | VA |
| Integrity Windows & Doors | West Fargo | ND |
| Interiors by Design | Bismarck | ND |
| International Cooling Tower USA, Inc. | Deer Park | TX |
| Interstate Companies Inc (Interstate Power Systems | Saint Paul | MN |
| Interstate Engineering Inc. | Jamestown | ND |
| Intertek USA, Inc | Bismarck | ND |
| Ion Field Services, LLC | Dickinson | ND |
| IRISNDT, Inc. ( Apave) | Bismarck | ND |
| Iron & Oak Design | Bismarck | ND |
| IronWorks Welding, Inc | Dickinson | ND |
| IXOM Watercare | Dickinson | ND |
| J&M Printing, Inc. | Gwinner | ND |
| J2ML Industrial Inc | Gillette | WY |
| James Oilwell Services | Dickinson | ND |
| James River Correctional Center | Jamestown | ND |
| Jamestown Parks & Recreation Department | Jamestown | ND |
| JDI Contracts | Grand Rapids | MN |
| JDP Electric, Inc. | Fargo | ND |
| Jerry’s Services, Inc. | Williston | ND |
| Jessen Roofing Inc. | Minot | ND |
| Jessup Diesel Inc. | Beresford | SD |
| JMAC Resources | Williston | ND |
| Job Erection & Engineering, Inc. | Gwinner | ND |
| John Deere Intelligent Solutions Group | Fargo | ND |
| John Deere Seeding Group | Valley City | ND |
| Johnson Controls, Inc. | Fargo | ND |
| Johnson’s Wrecking | Mandan | ND |
| JR Simplot Company – ND | Grand Forks | ND |
| J-S Machine & Valve, Inc. | Nowata | OK |
| K Machine Industrial Services, LLC | Savannah | GA |
| K&H Electric Inc | Linton | ND |
| Kalix | Minot | ND |
| Kava Construction Inc. | Fargo | ND |
| KAYD Home Care, LLC | Mandan | ND |
| Keller Paving & Landscaping, Inc | Minot | ND |
| KEM Electric Cooperative | Linton | ND |
| Kemper Construction | Minot | ND |
| Kidder County Public School District | Steele | ND |
| Kjelland Excavation | Valley City | ND |
| KLJ Engineering LLC | Bismarck | ND |
| Knife River Corp – ND Division | Bismarck | ND |
| Knife River Materials-NMN | Bemidji | MN |
| KO Safety Services LLC | Williston | ND |
| Koch Specialty Plant Services, Inc | Houston | TX |
| Kolling & Kolling, Inc. | Dickinson | ND |
| Konecranes, Inc. | Bismarck | ND |
| KPH, Inc. | Fargo | ND |
| Kraus-Anderson Construction Company | Bismarck | ND |
| KS Industries, LLC | Tioga | ND |
| Kustom Machine, Inc. | Oakes | ND |
| L & S Electric Inc | Minneapolis | MN |
| Labor Masters | Fargo | ND |
| Lamoure County | Lamoure | ND |
| Langdon High School | Langdon | ND |
| Larimore Public School | Larimore | ND |
| Leading Edge Equipment | Michigan | ND |
| Lee Mechanical Contractors, Inc | Park Hills | MO |
| Legacy Cooperative | Bisbee | ND |
| Leonardite Products | Williston | ND |
| Levi Braach Trucking Inc | Minot | ND |
| Liberty Lift Solutions | Williston | ND |
| Lignite Energy Council | Williston | ND |
| LinnCo, Inc | Saint Cloud | MN |
| Linton Public School | Linton | ND |
| LiquidMetal Industrial Solutions, LLC | Chattanooga | TN |
| Lisbon Public Schools | Lisbon | ND |
| Local 512 | Bismarck | ND |
| Lochend Energy Services Inc | Williston | ND |
| Loenbro | Black Eagle | MT |
| Lufkin Industries, Inc. | Dickinson | ND |
| Lunseth Plumbing & Heating Co. | Grand Forks | ND |
| Luther Memorial Home | Mayville | ND |
| M J Dalsin Company, Inc. | West Fargo | ND |
| M J Electric LLC – Industrial | Iron Mountain | MI |
| M J Electric, LLC | Iron Mountain | MI |
| Mactech Onsite | Red Wing | MN |
| Maertens-Brenny Construction Co. | Minneapolis | MN |
| Magnum Contracting, Inc | Fargo | ND |
| Magnum Electric Inc | West Fargo | ND |
| Main Electric Construction Inc. | Minot | ND |
| Maintenance Plus, Inc. | Minot | ND |
| Mann Enterprises LLC | Bismarck | ND |
| Mann Signs, Inc. | Bismarck | ND |
| MAP General Mechanical Contractors, Inc. | Sanford | MI |
| Marathon North Dakota Refineries | Mandan | ND |
| Mark’s Heating & Cooling, Inc. | Mandan | ND |
| Martin Construction, Inc. | Dickinson | ND |
| Marvin | Grafton | ND |
| Marvin Composites | Fargo | ND |
| Mattson Construction | Minot | ND |
| Maviro, Inc. dba RMIS | Deer Park | TX |
| Mayer Truck Line, Inc. | Jamestown | ND |
| Mayo Construction Co. | Cavalier | ND |
| May-Port CG School District | Mayville | ND |
| McCody Concrete Products, Inc. | Williston | ND |
| McGough Construction | Saint Paul | MN |
| McKenzie County Emergency Management | Watford City | ND |
| McKenzie Electric Cooperative | Watford City | ND |
| McLean County | Washburn | ND |
| MDM Construction LLC | West Fargo | ND |
| Mechanical Dynamics & Analysis, Ltd | Latham | NY |
| Metro Area Ambulance Service | Mandan | ND |
| Meyer Contracting Inc. | Osseo | MN |
| MHA Emergency Operations Center | New Town | ND |
| MHA Tero | New Town | ND |
| Mid-America Aerotech, LLC | West Fargo | ND |
| Mid-America Steel, Inc. | Fargo | ND |
| Midkota Public School Dist. #7 | Binford | ND |
| Midland Garage Door Mfg | Fargo | ND |
| Midway Machining | Mandan | ND |
| Midwest Steeplejacks, Inc. | Arthur | ND |
| Midwest Turbine Inspection, Inc. | Claremore | OK |
| Miller Insulation | Bismarck | ND |
| MinKo Construction | Moorhead | MN |
| Minn-Dak Farmers Co-op | Wahpeton | ND |
| Minnesota Valley Testing Lab – MVTL | Bismarck | ND |
| Minnkota Power Cooperative | Grand Forks | ND |
| Minot Automotive Center | Minot | ND |
| Minot Milling | Minot | ND |
| Minot Park District | Minot | ND |
| Minot Public School District | Minot | ND |
| Miron Construction | Neenah | WI |
| Missouri River Contracting | Bismarck | ND |
| Missouri Slope Lutheran Care Center | Bismarck | ND |
| Missouri West Water System | Mandan | ND |
| MMI Excavation | Bismarck | ND |
| Modern Auto Body, Inc. | Grand Forks | ND |
| Mohl Drilling, Inc. | Beulah | ND |
| Mon-Dak Tank, Inc. | Williston | ND |
| Mongoose Trucking & Hot Shot | Parshall | ND |
| Montana Dakota Utilities Co. | Bismarck | ND |
| Moorhead Area Public Schools | Moorhead | MN |
| Mor-Gran-Sou (MGS) Electric Cooperative | Mandan | ND |
| Morton County Sheriff’s Office | Mandan | ND |
| Mountain Crane Service | Salt Lake City | UT |
| Mountain Plains LLC | Bismarck | ND |
| Mountain States Environmental Services | Billings | MT |
| Mountainside Power | Bismarck | ND |
| Mountrail Williams Electric Coop | Williston | ND |
| Mowbray & Son Inc DBA M&S Sheet Metal | Minot | ND |
| MW Industries, Inc. | Kenmare | ND |
| N.B. Harty General Contractors, Inc | Dexter | MO |
| Naastad Brothers, Inc. | Hatton | ND |
| National Conductor, Inc. | Brainerd | MN |
| National Tower Controls DBA Anco Wireless | Piedmont | SD |
| ND Assoc. of Rural Electric Co-ops | Mandan | ND |
| ND Association of Counties | Bismarck | ND |
| ND Department of Corrections | Bismarck | ND |
| ND Department of Water Resources | Bismarck | ND |
| ND DOT – Bismarck District | Bismarck | ND |
| ND DOT – Central Office | Bismarck | ND |
| ND DOT – Devils Lake District | Devils Lake | ND |
| ND DOT – Dickinson District | Dickinson | ND |
| ND DOT – Fargo District | Fargo | ND |
| ND DOT – Grand Forks District | Grand Forks | ND |
| ND DOT – Minot District | Minot | ND |
| ND DOT – Valley City District | Valley City | ND |
| ND DOT – Williston District | Williston | ND |
| ND Insurance Reserve Fund | Bismarck | ND |
| ND Small Organized Schools | Bismarck | ND |
| ND State Electrical Board | Bismarck | ND |
| ND Telephone Company | Devils Lake | ND |
| NDSU – Upper Great Plains Transportation Institue | Grand Forks | ND |
| Neset Consulting Service | Tioga | ND |
| Network Center Technologies | West Fargo | ND |
| Neundorfer, Inc. | Willoughby | OH |
| New England Public School | New England | ND |
| New Salem Almont Public School | New Salem | ND |
| New Town Public School District | New Town | ND |
| Newburg United Public School | Newburg | ND |
| Newkota Services and Rentals | Minot | ND |
| Newman Signs, Inc. | Jamestown | ND |
| Noble Casing Inc | Williston | ND |
| Nodak Electric Cooperative | Grand Forks | ND |
| Nodak Insurance Company | Fargo | ND |
| Nooter Construction Company | Saint Louis | MO |
| NorMinn Industrial, LLC | Clearbrook | MN |
| Norseman Electric Service | Fargo | ND |
| North Central International | Bismarck | ND |
| North Country Oil | Parshall | ND |
| North Dakota Department of Health and Human Servic | Bismarck | ND |
| North Dakota Parks and Recreation | Bismarck | ND |
| North Dakota Petroleum Council | Bismarck | ND |
| North Dakota Propane Gas Association | Bismarck | ND |
| North Dakota Safety Council | Bismarck | ND |
| North Dakota Soybean Processors | Casselton | ND |
| North Dakota’s Gateway to Science | Bismarck | ND |
| North Plains Utility Contracting LLC | Devils Lake | ND |
| North Prairie Rural Water District | Minot | ND |
| North Sargent Public Schools | Gwinner | ND |
| North Sky Construction | Grand Forks | ND |
| Northern Bottling Company | Minot | ND |
| Northern Coatings, Inc. | Bismarck | ND |
| Northern Crane & Equipment LLC | Bismarck | ND |
| Northern Dewatering Inc | Rogers | MN |
| Northern Horizons Solway Inc. | Solway | MN |
| Northern Improvement Company | Fargo | ND |
| Northern Plains Heating and Air | Bismarck | ND |
| Northern Plains Steel | Carter Lake | IA |
| Northern Valley Electrical Service | Williston | ND |
| Northland Truss Systems, Inc. | Fargo | ND |
| Northridge Construction, Inc | Grand Forks | ND |
| NorthStar Safety, Inc. | West Fargo | ND |
| Northwest Communications Co-op | Ray | ND |
| Northwest Contracting, Inc. | Bismarck | ND |
| NOVA Fire Protection, Inc. DBA Systems Technology | Fargo | ND |
| Novaspect | Schaumburg | IL |
| Nutrien Ag Solutions | Mapleton | ND |
| Oilfield Specialty Partners LLC | Early | TX |
| OK Tire, Inc | Fargo | ND |
| Olaf Anderson Construction | Fargo | ND |
| ONEOK Rockies Midstream LLC | Sidney | MT |
| Opp Construction Company | Grand Forks | ND |
| Opportunity Foundation | Stanley | ND |
| Optimum Therapies of North Dakota, Inc | Bismarck | ND |
| Otis Elevator | West Fargo | ND |
| Otter Tail Corporation | Fargo | ND |
| Otter Tail Power – Coyote Station | Beulah | ND |
| Otter Tail Power Company | Morris | MN |
| Oxentenko, Inc. | Bismarck | ND |
| Pahlke Steel | Bismarck | ND |
| Panther Pressure Testers, Inc. | Watford City | ND |
| Paradigm Power Delivery | Moorhead | MN |
| Paramount Builders | Bismarck | ND |
| Parshall School District #3 | Parshall | ND |
| Pasta Montana | Great Falls | MT |
| Pastorek Construction | Grafton | ND |
| Paterson Grain LLC | Bottineau | ND |
| PCL Construction Services | Minneapolis | MN |
| PCL Industrial Construction Co. | Katy | TX |
| Pennsylvania Perlite Corp | Bethlehem | PA |
| Peterson Farms Seed | Harwood | ND |
| Petro-Hunt, LLC | Williston | ND |
| PH Group | Williston | ND |
| Philadelphia Macaroni Company | Grand Forks | ND |
| Phoenix Operating LLC | Denver | CO |
| Pingree-Buchanan Public Schools | Pingree | ND |
| PKG Contracting, Inc. | Fargo | ND |
| PLAINS AG | Williston | ND |
| Plains Grain and Agronomy, LLC | Enderlin | ND |
| Plastocor, Inc. | Hingham | MA |
| Post Acute Medical | Fargo | ND |
| Powder River Heating and AC | Gillette | WY |
| Power Services Company | Greeley | CO |
| Power Source Services Inc. | Craig | CO |
| Prairie Knights Casino & Resort | Fort Yates | ND |
| Prairie Scale Systems Inc. | Horace | ND |
| Precision Machine & Welding | Dickinson | ND |
| Precision Underground | Bismarck | ND |
| Prinsco | Fargo | ND |
| Pro Landscapers | Fargo | ND |
| Pro Safe Services | Williston | ND |
| ProLift Rigging Company, LLC | Dickinson | ND |
| Providence Home Care, LLC | West Fargo | ND |
| PS Garage Doors | Grand Forks | ND |
| PS Industries Inc | Grand Forks | ND |
| PSV Enterprises | Horace | ND |
| Puklich Chevrolet, Inc. | Bismarck | ND |
| Pump Systems LLC | Dickinson | ND |
| PWS Construction | Minneapolis | MN |
| Pye Barker Fire Equipment of ND | Fargo | ND |
| Quality Mat Company of ND, LLC | Beaumont | TX |
| R J Zavoral & Sons, Inc. | East Grand Forks | MN |
| Rachel Contracting | Saint Michael | MN |
| Rafter H Bar Welding Services, LLC | Haskell | OK |
| Rain for Rent | Minot | ND |
| Rainbow Energy Center | Underwood | ND |
| Ranger Energy Services | Williston | ND |
| RBB Electric | Grand Forks | ND |
| Red E, LLC | Fargo | ND |
| Red River Commodities | Fargo | ND |
| Red River Valley & Western Railroad Company | Breckenridge | MN |
| Red River Valley Fair | West Fargo | ND |
| Refcon Specialist Group LLC | Tomball | TX |
| Renville County | Mohall | ND |
| Retrax Holdings, LLC | Grand Forks | ND |
| Rhino Industries, Inc. | Marion | IA |
| Richardson Pasta Company | Carrington | ND |
| Richardton Health Center | Richardton | ND |
| Richardton Taylor School | Richardton | ND |
| Rickard Electric Inc | Fargo | ND |
| Right Choice Electric Inc | Grand Forks | ND |
| Rise Oilfield Services | Williston | ND |
| Robert Gibb & Sons, Inc. | Fargo | ND |
| Robinson Grinding & Profiling, LLC | Gillette | WY |
| Rock Solid Express | Dickinson | ND |
| Roco Rescue | Baton Rouge | LA |
| Roers | Fargo | ND |
| Rolac Contracting, Inc. | Minot | ND |
| Rossco Crane & Rigging, Inc. | Minot | ND |
| Roughrider Electric Coop | Hazen | ND |
| RPT Industries LLC | Bismarck | ND |
| RTC Networks | Parshall | ND |
| RTS Shearing LLC | Jamestown | ND |
| Ruach Resources, LLC | Tioga | ND |
| Rud Oil Company | Center | ND |
| Rugby Manufacturing Company | Rugby | ND |
| Rugby Public School Dist #5 | Rugby | ND |
| RV Enterprises | Balfour | ND |
| Ryan Family Dealerships | Minot | ND |
| S & F Trucking | Halliday | ND |
| Sabin Metal West Corp | Williston | ND |
| Safety Works LLC | Dickinson | ND |
| Sair Concrete | Watford City | ND |
| Sands Wall Systems Inc. | Sioux Falls | SD |
| Sanford Health – Bismarck | Bismarck | ND |
| Sanford Health OCCMED | Bismarck | ND |
| Sanford Medical Center Fargo | Fargo | ND |
| Saulsbury Industries | Bismarck | ND |
| Sawyer Public School | Sawyer | ND |
| Scheresky Ag Service, Inc. | Max | ND |
| Scherr’s Cabinet & Doors, Inc. | Minot | ND |
| Scott’s Electric, Inc. | Wahpeton | ND |
| Scranton Equity Exchange | Scranton | ND |
| Secure Waste Infrastructure Corp. | Williston | ND |
| Select Water Solutions | Watford City | ND |
| Selina’s Rebar LLC | Horace | ND |
| Semtech | Colorado Springs | CO |
| SENDCAA Head Start | Fargo | ND |
| Sentry ND | Watford City | ND |
| Sheyenne Tooling & Manufacturing | Cooperstown | ND |
| Sideworx Connect US | Williston | ND |
| Sioux Manufacturing Corporation | Fort Totten | ND |
| Sitting Bull College | Fort Yates | ND |
| Skeels Electric | Bismarck | ND |
| Skinner Roofing | Grand Forks | ND |
| SLB | Dickinson | ND |
| Sletten Excavating, Inc. | Center | ND |
| Slope Electric Cooperative | New England | ND |
| SLS West, Inc. | Gillette | WY |
| SMP Health-St. Aloisius | Harvey | ND |
| Smurfit Westrock | Fargo | ND |
| Solen School District | Solen | ND |
| Son Oilfield Services LLC | Watford City | ND |
| Souris Basin Transportation | Minot | ND |
| Souris Valley Care Center | Velva | ND |
| South Central Regional Water District | Bismarck | ND |
| South East Education Cooperative | Fargo | ND |
| South Heart Public School District #9 | South Heart | ND |
| Southern Environmental and Southern Erectors, Inc | Pensacola | FL |
| Southwest Healthcare Services | Bowman | ND |
| Southwest Water Authority | Dickinson | ND |
| Spartan Alert | Williston | ND |
| SpartanNash | Fargo | ND |
| Spectrum Industries Rental LLP | Minot | ND |
| Spiffy Biffs | Bismarck | ND |
| Spirit Lake Casino & Resort | Saint Michael | ND |
| SRT Communications, Inc. | Minot | ND |
| St John Public School | Saint John | ND |
| Standing Rock Community School | Fort Yates | ND |
| Starion Bank | Bismarck | ND |
| Steel Energy Services | Williston | ND |
| Steele County | Finley | ND |
| Steffes Solutions LLC | Dickinson | ND |
| Stein Construction, Inc | Minot | ND |
| Stelter Repair, Inc. | New Leipzig | ND |
| Stone Ridge Contracting, LLC. | Pocatello | ID |
| Stoneham Drilling | Denver | CO |
| Storm Technologies, Inc. | Albemarle | NC |
| Straightway Construction, Inc | Bismarck | ND |
| Strasburg Public School | Strasburg | ND |
| Streamline Water Services, LLC | Watford City | ND |
| Structures, Inc. | Grand Forks | ND |
| Stueve Construction LLC | Algona | IA |
| Stutsman County | Jamestown | ND |
| Subsurface, Inc. | Moorhead | MN |
| Summers Manufacturing Company | Devils Lake | ND |
| Summit Midstream | Houston | TX |
| Sun Electric | Fargo | ND |
| Sund Manufacturing | Newburg | ND |
| Sundre Sand & Gravel, Inc. | Minot | ND |
| Sunrich Products LLC | Carrington | ND |
| Superheat FGH Services, Inc. | New Lenox | IL |
| Superior Contracting LLC | Wheatland | WY |
| Superior Electric of Fargo, LLC | Fargo | ND |
| Superior Insulation LLC | Bismarck | ND |
| Susag Sand & Gravel, Inc. | Harvey | ND |
| Swanberg Construction, Inc. | Valley City | ND |
| Swanson & Youngdale, Inc. | Minneapolis | MN |
| Swingen Construction Co | Grand Forks | ND |
| Syndicate Energy | Watford City | ND |
| T & T Transport | Crosby | ND |
| T F Powers Construction Company | Fargo | ND |
| T.C. Edwards | Wheatland | WY |
| Targa Resources | Watford City | ND |
| TDW (US), Inc. | Salt Lake City | UT |
| Team Industrial Services, Inc. | Newport | MN |
| Technology Applications Group, Inc. | Grand Forks | ND |
| Tecta America Dakotas, LLC | Fargo | ND |
| TEK Energy Services | Mandaree | ND |
| Temple Construction Company | Fort Collins | CO |
| Terracon Consultants, Inc | Olathe | KS |
| Tharaldson Ethanol Plant | Casselton | ND |
| The CROM Corporation | Gainesville | FL |
| The Jamar Company Formerly known as Industrial Con | Bismarck | ND |
| Theodore Roosevelt Medora Found. | Medora | ND |
| Thermon, Inc. | Houston | TX |
| Thompson Lightning Protection | Saint Paul | MN |
| Thompson Public Schools | Thompson | ND |
| Thorpe Plant Services | Houston | TX |
| Three Affiliated Tribes – Maintenance Department | New Town | ND |
| Timken Motor & Crane Services LLC | Santa Fe Springs | CA |
| Ti-Zack Concrete LLC | Le Center | MN |
| TLT-Turbo Inc. | Akron | OH |
| TMI Systems Corp. | Dickinson | ND |
| Tobias Marman Construction L.L.C | Bismarck | ND |
| Tooz Construction | Dickinson | ND |
| Torgerson’s LLC | Gillette | WY |
| Total Control Inc. | Dickinson | ND |
| Total Safety | Dickinson | ND |
| Total Tool Supply – Crane and Hoist Division | Saint Paul | MN |
| Trade Wind Ranch and Scoria | Tioga | ND |
| Trail King Industries | West Fargo | ND |
| Train ND (Williston State College) | Williston | ND |
| Transystems, Inc. | Grand Forks | ND |
| Triangle Electric | Williston | ND |
| Trinity Health WIN | Minot | ND |
| Trotter Construction | Grassy Butte | ND |
| True North Equipment | Grand Forks | ND |
| True North Surveys, P.A. | Spicer | MN |
| TrueNorth Steel | Fargo | ND |
| Tubular Transport & Logistics | Bismarck | ND |
| Turbine Master, Inc. | Tahlequah | OK |
| TurbinePROs LLC. | Osseo | MN |
| Turf Tamers LLC | Fargo | ND |
| Turtle Mountain Community College | Belcourt | ND |
| Turtle Mountain Housing Authority | Belcourt | ND |
| Twin City Garage Door | West Fargo | ND |
| Twin City Roofing, LLC | Mandan | ND |
| Twin Hills Services LLC | Gillette | WY |
| Twin Peaks Electrical | Williston | ND |
| U S Coating Applicators LLC | Burnsville | MN |
| UELS, LLC | Vernal | UT |
| Ulland Brothers, Inc. | Virginia | MN |
| Ulteig Engineers, Inc. | Saint Paul | MN |
| UND Energy & Research | Grand Forks | ND |
| United Printing, Inc. | Bismarck | ND |
| United Quality Coop | New Town | ND |
| United Rentals | Bismarck | ND |
| United Tribes Technical College | Bismarck | ND |
| Unity Medical Center | Grafton | ND |
| Universal Plant Services, Inc | Deer Park | TX |
| US Sitework | Elk River | MN |
| USDA Biosciences Research Lab | Fargo | ND |
| USDA-ARS, Northern Great Plains | Mandan | ND |
| Vadakin, Inc. | Marietta | OH |
| Valley Bus | Fargo | ND |
| Valley Petroleum Equipment, Inc. | Grand Forks | ND |
| Valley Senior Living | Grand Forks | ND |
| Valley Truck Parts & Service Inc. | East Grand Forks | MN |
| Valley United Co-op | Reynolds | ND |
| Vector Construction, Inc | West Fargo | ND |
| Veit & Company | Rogers | MN |
| Verendrye Electric Cooperative | Velva | ND |
| Veritas Crane | Fargo | ND |
| Vestis | Bismarck | ND |
| Victor Energy, LLC | Cornelius | NC |
| Vigen Construction | East Grand Forks | MN |
| Viking Automatic Sprinkler Company | Saint Paul | MN |
| Vindex Liners Inc | South Heart | ND |
| Visu-Sewer, LLC | Pewaukee | WI |
| Vocational Training Center | Fargo | ND |
| VRC Protx, LLC | Henderson | CO |
| Wade Works LLC | Buffalo | SD |
| Wagner Construction, Inc. | Minot | ND |
| Wallwork Inc. | Bismarck | ND |
| Walsh County (Safety Program) | Grafton | ND |
| Wanzek Construction, Inc. | Fargo | ND |
| Warrior Energy, LLC | Devils Lake | ND |
| Water Resource Group – Rice Lake Construction | Deerwood | MN |
| Waterson Electrical Services Inc. | Bostic | NC |
| Watson Well Solutions LLC | Watford City | ND |
| Wazee Crane LLC | Broomfield | CO |
| WBI Energy | Bismarck | ND |
| Weisz & Sons, Inc. | Bismarck | ND |
| Well Werks Energy, LLC | Williston | ND |
| Wescom, Inc | Duluth | MN |
| West Dakota Utility Services | Mandan | ND |
| West Fargo Public Schools | West Fargo | ND |
| Western Area Power Administration | Bismarck | ND |
| Western Area Water Supply Authority | Williston | ND |
| Western Education Regional Cooperative | Williston | ND |
| Western Steel Builders | Hazen | ND |
| Western Well Service | Williston | ND |
| Westmoreland Beulah Mining LLC | Beulah | ND |
| White Shield School | Roseglen | ND |
| Whitehead Construction Inc | Elizabethton | TN |
| Wilbur-Ellis | Minot | ND |
| Williams County Highway Dept. | Williston | ND |
| Williston Basin School District #7 | Williston | ND |
| Wilson Construction, Inc. | Scranton | ND |
| Winn Construction Inc. | Dickinson | ND |
| Wisco Inc. | Williston | ND |
| Wolf Steel Construction, Inc. | Fargo | ND |
| Wolverine Hydro-Ex Inc | Dickinson | ND |
| Woodstone Inc. | Saint Paul | MN |
| Workforce Safety and Insurance | Bismarck | ND |
| Wrigley Mechanical, Inc. | Fargo | ND |
| Wyoming Casing Service, Inc. | Dickinson | ND |
| Y&B Solutions LLC | Houston | TX |
| Yellowstone Environmental Contracting, LLC | Miles City | MT |
| Ystaas Electrical Service dba YES, LLC | Dickinson | ND |
