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Data / Federal awards / NAICS 237990 / MCMILLEN, INC.

MCMILLEN, INC.: 30 federal contract awards, $123.2 million obligated (FY2024 to FY2027)

Updated October 6, 2026. Source: USAspending.gov.

MCMILLEN, INC. (UEI C3JZNM5ZLAL1), Boise, ID, received 30 federal prime contract awards with $123.2 million obligated in fiscal years 2024 to 2027, from 3 agencies under 5 NAICS codes. Its largest buyer is Department of Defense ($79.0 million) and its largest code is NAICS 237990 Other Heavy and Civil Engineering Construction.

The request: Every federal contract awarded under NAICS 237990, with the winner, the agency and the value. $10 of work on sign-up, no card.

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UEI
C3JZNM5ZLAL1
Location
Boise, ID
Business size
Other Than Small Business
Contract awards
30
Obligated
$123.2 million
First action in window
2023-10-02
Latest action
2026-07-23

Where the work is

NAICS codes, with the other winners in each.

NAICSIndustryAwardsObligated
237990Other Heavy and Civil Engineering Construction14$86.5 million
541330Engineering Services13$21.1 million
237110Water and Sewer Line and Related Structures Construction1$14.1 million
238210Electrical Contractors and Other Wiring Installation Contractors1$1.6 million
236220Commercial and Institutional Building Construction1$0

Buying agencies

AgencyAwardsObligated
Department of Defense19$79 million
Department of the Interior10$44.3 million
Department of Justice1$0

Obligations by fiscal year

Fiscal yearObligated
FY2024$53.9 million
FY2025$42.8 million
FY2026$26.5 million

Contract awards

All 30 awards in fiscal years 2024 to 2027.

Award IDAgencyTypeNAICSWhat it buysObligated in windowAward valueStartsEndsPlace of performanceSource
140A1626C0006Department of the InteriorDefinitive Contract237990CRIP MC CHECKS AND LATERAL 73 CONSTRUCTION$20,951,505$20,951,505July 2, 2026August 11, 2028Parker, AZusaspending.gov
W912BV26CA014Department of DefenseDefinitive Contract237990WEBBERS FALLS TAINTER GATE REPLACEMENT - WEBBERS FALLS, MUSKOGEE COUNTY, OK$19,642,700$19,642,700March 31, 2026October 31, 2029Webbers Falls, OKusaspending.gov
W9127S24F0069Department of DefenseDelivery Order237990LOCK CHAMBER BULKHEAD RECESS FOR 110-FOOT STOPLOGS, DARDANELLE LOCK AND DAM. TASK ORDER NO. 1 UNDER CE-SWL 110-FOOT STOPLOG (BULKHEAD) SLOT $17,179,143$19,394,143June 1, 2024November 22, 2026Russellville, ARusaspending.gov
W9127S24F0153Department of DefenseDelivery Order237990LOCK CHAMBER BULKHEAD RECESS FOR 110-FOOT STOPLOGS, JAMES W. TRIMBLE LOCK AND DAM, MKARNS. TASK ORDER NO. 2 ON OVERARCHING MATOC. COMPLETION$16,861,456$16,982,279October 15, 2024March 1, 2027Barling, ARusaspending.gov
W912DW24F2044Department of DefenseDelivery Order541330HAHD AWSP FPF AE DESIGN$15,583,601$16,142,905September 3, 2024April 30, 2028Enumclaw, WAusaspending.gov
140R3025C0006Department of the InteriorDefinitive Contract237110PUMPING STATION AT TOPOCK MARSH$14,064,408$14,064,408March 21, 2025August 31, 2026Parker, AZusaspending.gov
140R3026C0003Department of the InteriorDefinitive Contract237990BROCK RESERVOIR GATES REPLACEMENT$7,161,200$7,161,200March 13, 2026September 9, 2027Winterhaven, CAusaspending.gov
W912P823C0048Department of DefenseDefinitive Contract237990MISSISSIPPI RIVER & TRIBUTARIES, OLD RIVER LOW SILL STRUCTURE (ORLLS) - DEWATERING, CONCORDIA PARISH, LOUISIANA$3,312,746$55,149,151August 25, 2023January 25, 2026Vidalia, LAusaspending.gov
W912EF26FA008Department of DefenseDelivery Order541330ICE HARBOR DAM POWERHOUSE LIFE SAFETY FINAL DESIGN$2,475,900$2,475,900February 16, 2026February 16, 2028Burbank, WAusaspending.gov
W912EF26FA009Department of DefenseDelivery Order541330LOWER GRANITE DAM POWERHOUSE LIFE SAFETY UPGRADE FINAL DESIGN$1,973,931$1,973,931February 16, 2026February 16, 2028Pomeroy, WAusaspending.gov
140A1623C0001Department of the InteriorDefinitive Contract237990WAPATO HEADWORKS REHABILITATION$1,636,994$6,392,501January 12, 2023November 30, 2025Wapato, WAusaspending.gov
W912EF23C0002Department of DefenseDefinitive Contract238210NAVIGATION LOCK POWER AND CONTROLS$1,593,818$22,418,041September 16, 2023July 16, 2025Benton City, WAusaspending.gov
W912BV21C0002Department of DefenseDefinitive Contract237990GATE CLOSURE SYSTEM BROKEN BOW LAKE$900,000$4,300,000October 29, 2020September 5, 2025Valliant, OKusaspending.gov
W912EF24F9300Department of DefenseDelivery Order541330CJD LIFE SAFETY UPGRADES FEASIBILITY$498,149$498,149February 5, 2024November 5, 2024Bridgeport, WAusaspending.gov
W912P923C0020Department of DefenseDefinitive Contract237990LIFT GATE INSTALL & MACHINERY REPLACEMEN$457,173$26,022,173September 23, 2023August 1, 2025East Alton, ILusaspending.gov
140F0519F0198Department of the InteriorDelivery Order541330DESIGN SWAN COVE POOL RESTORATION, CHINCOTEAGUE NATIONAL WILDLIFE REFUGE, ACCOMACK COUNTY, VA, HURRICANE SANDY RESILIENCY$351,053$1,686,496September 5, 2019September 30, 2024Chincoteague Island, VAusaspending.gov
140FC223F0003Department of the InteriorDelivery Order541330CIRCULAR TANK RACEWAY UPGRADE DESIGN - PA$119,932$375,707November 8, 2022March 14, 2025Boise, IDusaspending.gov
W912EF24F9301Department of DefenseDelivery Order541330LGA MU 1-6 RING VE STUDY$92,188$92,188December 8, 2023February 16, 2024Boise, IDusaspending.gov
W912BV25C0018Department of DefenseDefinitive Contract237990WEBBERS FALLS TAINTER GATE REPLACEMENT AND REPAIR, WEBBERS FALLS LOCK & DAM 16 MUSKOGEE COUNTY, GORE, OKLAHOMA$0$21,999,900September 30, 2025March 24, 2026Webbers Falls, OKusaspending.gov
N4425521D5010Department of DefenseIDC237990WATERFRONT MULTI-AWARD CONST. CONTRACT$0$326,000,000February 26, 2021usaspending.gov
140F0321F0077Department of the InteriorDelivery Order541330OR-HART MOUNTAIN NAR A-E SVCS DOM WATER$0$288,027May 6, 2021October 31, 2026Lakeview, ORusaspending.gov
15F06726D0000336Department of JusticeIDC236220GLOBAL MULTIPLE AWARD CONSTRUCTION CONTRACT REGION 3, TOTAL CEILING NOT TO EXCEED $600M OVER LIFE OF CONTRACT BASE + 4OY.$0$18,000,000May 22, 2026usaspending.gov
W9127S24D0005Department of DefenseIDC237990INDEFINITE DELIVERY (ID) MULTIPLE AWARD TASK ORDER CONTRACTS (MATOCS), 110-FOOT STOPLOG (BULKHEAD) SLOT CUTS CONVERSION, MCCLELLAN-KERR ARKA$0$200,000,000February 12, 2024usaspending.gov
W912EF23D0015Department of DefenseIDC541330NORTHWEST DIVISION AE ENGINEERING DESIGN MATOC$0$34,000,000May 17, 2023usaspending.gov
140F0322F0034Department of the InteriorDelivery Order541330CA-SACRAMENTO NWRC-CANAL RESTORATION MASTERPLAN$0$260,654July 18, 2022October 16, 2023Willows, CAusaspending.gov
140F0318D0022Department of the InteriorIDC541330CIVIL IDIQ CONTRACT - MCMILLEN LLC$-2,000$9,998,000September 12, 2018usaspending.gov
W912EF23F9202Department of DefenseDelivery Order541330MINIMUM GUARANTEE - AE MULTI MATOC$-5,000$0May 25, 2023May 23, 2026Walla Walla, WAusaspending.gov
N4425521F4131Department of DefenseDelivery Order237990WFMACC MINIMUM GUARANTEE - MCMILLEN$-5,000$0February 26, 2021February 25, 2022Silverdale, WAusaspending.gov
140F0119F0281Department of the InteriorDelivery Order541330WA-ABERNATHY FTC DESIGN DOMESTIC WATER S$-28,631$101,244September 12, 2019September 30, 2022Longview, WAusaspending.gov
W9127N22C0016Department of DefenseDefinitive Contract237990COUGAR DAM BUTTERFLY VALVE REPLACEMENT$-1,575,000$0August 26, 2022October 25, 2024Vida, ORusaspending.gov

Also on SpecStream

Public U.S. federal spending data (U.S. Department of the Treasury). Obligations are the contract actions dated in fiscal years 2024 to 2027 of the USAspending.gov award archive of 2026-10-06; a contract's total value is its current value as USAspending reports it, including earlier years. Recipients are matched on their SAM.gov UEI, never on the name, and are shown as the government prints them. Sole proprietorships and opted-out entities count in the totals and are not named. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.