Data / Federal awards / NAICS 237990 / MANSON CONSTRUCTION CO
MANSON CONSTRUCTION CO: 75 federal contract awards, $860.7 million obligated (FY2024 to FY2027)
MANSON CONSTRUCTION CO (UEI UJGKNVYG6UZ3), Seattle, WA, received 75 federal prime contract awards with $860.7 million obligated in fiscal years 2024 to 2027, from 4 agencies under 1 NAICS code. Its largest buyer is Department of Defense ($848.8 million) and its largest code is NAICS 237990 Other Heavy and Civil Engineering Construction.
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- UEI
- UJGKNVYG6UZ3
- Location
- Seattle, WA
- Business size
- Other Than Small Business
- Contract awards
- 75
- Obligated
- $860.7 million
- First action in window
- 2023-10-04
- Latest action
- 2026-09-17
Where the work is
NAICS codes, with the other winners in each.
| NAICS | Industry | Awards | Obligated |
|---|---|---|---|
| 237990 | Other Heavy and Civil Engineering Construction | 75 | $860.7 million |
Buying agencies
| Agency | Awards | Obligated |
|---|---|---|
| Department of Defense | 72 | $848.8 million |
| Department of Commerce | 1 | $10.1 million |
| Department of Agriculture | 1 | $1.3 million |
| Department of the Interior | 1 | $536,728 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $415 million |
| FY2025 | $288.4 million |
| FY2026 | $157.3 million |
Contract awards
The 50 largest of 75 awards by dollars obligated in fiscal years 2024 to 2027.
| Award ID | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|
| N6247324F4105 | Department of Defense | Delivery Order | 237990 | P508: FLOATING DRY DOCK MOORING FACILITY | $111,717,761 | $111,717,761 | January 8, 2024 | September 15, 2026 | San Diego, CA | usaspending.gov |
| W9123624C5006 | Department of Defense | Definitive Contract | 237990 | NORFOLK HARBOR ATLANTIC OCEAN CHANNEL DREDGING PHASE 2 | $70,627,100 | $70,627,100 | December 15, 2023 | September 2, 2025 | Norfolk, VA | usaspending.gov |
| N6945025C1079 | Department of Defense | Definitive Contract | 237990 | DESIGN-BID-BUILD (BBD), FIRM-FIXED-PRICE (FFP), CONSTRUCTION CONTRACT FOR P021 LIGHTERAGE AND SMALL CRAFT FACILITY AT MARINE CORP SUPPORT FA | $61,080,000 | $61,080,000 | September 30, 2025 | August 26, 2027 | Jacksonville, FL | usaspending.gov |
| N6247326F0100 | Department of Defense | Delivery Order | 237990 | CONSTRUCTS A NEW 69KV SUBSTATION X AND UPGRADES EXISTING FACILITIES AND INFRASTRUCTURE TO INCREASE TOTAL PIER LIMA ELECTRICAL CAPACITY. | $45,575,000 | $65,647,500 | January 14, 2026 | August 31, 2028 | San Diego, CA | usaspending.gov |
| W912P825C0019 | Department of Defense | Definitive Contract | 237990 | DREDGING | $39,050,000 | $39,050,000 | February 26, 2026 | October 22, 2026 | New Orleans, LA | usaspending.gov |
| W912P824C0022 | Department of Defense | Definitive Contract | 237990 | DREDGING | $38,422,905 | $38,422,905 | February 1, 2025 | September 7, 2026 | New Orleans, LA | usaspending.gov |
| W912P824C0042 | Department of Defense | Definitive Contract | 237990 | NEW ORLEANS TO VENICE, NON FEDERAL LEVEE, FRITCHIE BRACKISH MARSH | $35,362,550 | $35,452,550 | October 21, 2024 | October 25, 2025 | Slidell, LA | usaspending.gov |
| W911KB24C0005 | Department of Defense | Definitive Contract | 237990 | 2024 - 2026 MAINTENANCE DREDGING, ANCHORAGE HARBOR, ALASKA | $33,438,223 | $33,438,223 | December 19, 2023 | April 30, 2027 | Anchorage, AK | usaspending.gov |
| W9127N26CA015 | Department of Defense | Definitive Contract | 237990 | PROJECT: WEST COAST HOPPER MAINTENANCE DREDGING 2026 | $33,193,750 | $33,743,750 | April 1, 2026 | December 15, 2026 | Portland, OR | usaspending.gov |
| W9127N25C0005 | Department of Defense | Definitive Contract | 237990 | FY25 WEST COAST HOPPER DREDGING | $29,904,165 | $29,904,165 | April 1, 2025 | December 15, 2025 | Portland, OR | usaspending.gov |
| W912PL25C0003 | Department of Defense | Definitive Contract | 237990 | 1ST CYC DREDG CHAN ISL -B,C,D,G -1ST 1M | $27,866,762 | $27,866,762 | December 4, 2024 | October 31, 2026 | Port Hueneme, CA | usaspending.gov |
| W912P726CA006 | Department of Defense | Definitive Contract | 237990 | THE WORK INCLUDES ANNUAL MAINTENANCE DREDGING OF THE OAKLAND INNER AND OUTER HARBOR CHANNEL TO -50-FT (MLLW) PLUS 1-FT OF PAID OVER-DEPTH AN | $25,424,971 | $25,424,971 | December 8, 2025 | June 30, 2026 | San Francisco, CA | usaspending.gov |
| W912P825F0102 | Department of Defense | Delivery Order | 237990 | TASK ORDER #2 - BERWICK BAY HARBOR | $23,232,818 | $23,232,818 | August 12, 2025 | November 15, 2025 | Morgan City, LA | usaspending.gov |
| W9127N24C0006 | Department of Defense | Definitive Contract | 237990 | WEST COAST HOPPER MAINTENANCE DREDGING 2024 | $22,616,704 | $22,616,704 | April 1, 2024 | December 15, 2024 | Portland, OR | usaspending.gov |
| W912P825C0017 | Department of Defense | Definitive Contract | 237990 | SOUTHWEST PASS - DREDGING | $22,518,800 | $22,518,800 | January 17, 2026 | February 3, 2027 | New Orleans, LA | usaspending.gov |
| W912EP25CA010 | Department of Defense | Definitive Contract | 237990 | FORT PIERCE BEACH RENOURISHMENT, ST. LUCIE COUNTY, FLORIDA SEE PARAGRAPH 1.2.1 OF SPECIFICATIONS SECTION 01 11 00 FOR ADDITIONAL DETAILS. | $17,106,510 | $17,106,510 | October 17, 2025 | June 30, 2026 | Hutchinson Island, FL | usaspending.gov |
| W912PL24C0002 | Department of Defense | Definitive Contract | 237990 | SAN GABRIEL RIVER AND NEWPORT BAY BEACH NOURISHMENT STAGE 13, ORANGE COUNTY, CALIFORNIA | $17,018,577 | $17,018,577 | October 17, 2023 | June 18, 2026 | Surfside, CA | usaspending.gov |
| W912P725C0003 | Department of Defense | Definitive Contract | 237990 | RICHMOND INNER HARBOR FY25 MAINTENANCE DREDGING | $16,867,165 | $16,867,165 | December 6, 2024 | June 30, 2025 | Richmond, CA | usaspending.gov |
| W912P824C0033 | Department of Defense | Definitive Contract | 237990 | MISSISSIPPI RIVER OUTLETS, VICINITY OF VENICE, LOUISIANA, BAPTISTE COLLETTE BAR CHANNEL, #24-1 MAINTENANCE DREDGING, PLAQUEMINES PARISH, LOU | $15,206,106 | $15,206,106 | September 19, 2024 | April 13, 2025 | Venice, LA | usaspending.gov |
| W912EP24C0019 | Department of Defense | Definitive Contract | 237990 | NAVAL SUBMARINE BASE KINGS BAY, ENTRANCE CHANNEL | $14,043,166 | $14,043,166 | September 30, 2024 | May 3, 2025 | Saint Marys, GA | usaspending.gov |
| W912EP26CA001 | Department of Defense | Definitive Contract | 237990 | COASTAL STORM RISK MANAGEMENT PROJECT HUTCHINSON ISLAND ST. LUCIE COUNTY, FLORIDA | $12,654,323 | $12,654,323 | October 23, 2025 | June 30, 2026 | Hutchinson Island, FL | usaspending.gov |
| W912PL25C0004 | Department of Defense | Definitive Contract | 237990 | DREDGING 1ST CYCLE - ALL AREAS, 1ST 300K | $12,067,500 | $12,067,500 | February 10, 2025 | March 12, 2026 | Ventura, CA | usaspending.gov |
| W9127N24C0011 | Department of Defense | Definitive Contract | 237990 | COOS BAY UPRIVER CLAMSHELL MAINTENANCE DREDGING 2024 | $11,479,483 | $11,479,483 | July 15, 2024 | March 1, 2025 | Coos Bay, OR | usaspending.gov |
| W9127N23C0005 | Department of Defense | Definitive Contract | 237990 | WEST COAST HOPPER MAINTENANCE DREDGING 2023 | $11,326,369 | $77,101,047 | May 1, 2023 | March 30, 2025 | Portland, OR | usaspending.gov |
| W912P824C0026 | Department of Defense | Definitive Contract | 237990 | SOUTHWEST PASS - DREDGING | $11,079,649 | $11,079,649 | March 1, 2025 | January 24, 2026 | Venice, LA | usaspending.gov |
| W912PL22C0005 | Department of Defense | Definitive Contract | 237990 | MAINTENANCE DREDGING OCEANSIDE HARBOR, SAN DIEGO COUNTY, CALIFORNIA FIRST CYCLE FY22 | $10,920,860 | $23,253,456 | March 29, 2022 | March 20, 2026 | Oceanside, CA | usaspending.gov |
| W912P824C0027 | Department of Defense | Definitive Contract | 237990 | DREDGING | $10,614,485 | $10,614,485 | August 26, 2024 | October 11, 2025 | New Orleans, LA | usaspending.gov |
| W9127823F0270 | Department of Defense | Delivery Order | 237990 | MAINTENANCE DREDGING OF MOBILE HARBOR | $10,449,750 | $17,783,000 | August 23, 2023 | September 30, 2026 | Coden, AL | usaspending.gov |
| 1305M423CNAAJ0021 | Department of Commerce | Definitive Contract | 237990 | DESIGN BUILD CONSTRUCTION AT PIER ROMEO IN NORTH CHARLESTON SC. | $10,101,973 | $69,901,973 | October 18, 2023 | June 24, 2026 | North Charleston, SC | usaspending.gov |
| W912PL26CA004 | Department of Defense | Definitive Contract | 237990 | ANNUAL MAINTENANCE DREDGING OF THE FEDERAL NAVIGATION CHANNELS WITH OCEANSIDE HARBOR. THIS IS THE 1ST CYCLE OF A 4-YEAR SOLICITATION, WITH A | $6,980,000 | $6,980,000 | March 11, 2026 | May 5, 2026 | Bonsall, CA | usaspending.gov |
| W912HN25C5002 | Department of Defense | Definitive Contract | 237990 | SAVANNAH ENTRANCE HARBOR HOPPER DREDGING | $6,080,000 | $6,080,000 | February 3, 2025 | March 31, 2025 | Savannah, GA | usaspending.gov |
| W9127823F0198 | Department of Defense | Delivery Order | 237990 | THE CONTRACTOR SHALL FURNISH A 30-INCH CUTTERHEAD PIPELINE DREDGE AND ATTENDANT PLANT WITH ADEQUATE LENGTHS OF PIPELINE, EQUIPMENT, MATERIAL | $5,698,288 | $15,647,511 | June 12, 2023 | July 31, 2024 | Gulfport, MS | usaspending.gov |
| W9127825F0021 | Department of Defense | Delivery Order | 237990 | MAINTENANCE DREDGING, HOPPER DREDGE AND ATTENDANT PLANT FOR DREDGING IN ALABAMA, MISSISSIPPI, AND FLORIDA | $5,459,750 | $5,459,750 | November 13, 2024 | September 30, 2026 | Irvington, AL | usaspending.gov |
| W912PL22C0002 | Department of Defense | Definitive Contract | 237990 | VENTURA HARBOR MAINTENANCE DREDGING, VENTURA COUNTY, CA 1ST CYCLE, CLIN 2A DREDGING, 1ST CYCLE ALL AREAS | $5,413,290 | $17,036,813 | February 1, 2022 | September 30, 2024 | Ventura, CA | usaspending.gov |
| W9127823F0193 | Department of Defense | Delivery Order | 237990 | THE CONTRACTOR SHALL FURNISH A 30-INCH CUTTERHEAD PIPELINE DREDGE AND ATTENDANT PLANT WITH ADEQUATE LENGTHS OF PIPELINE, EQUIPMENT, MATERIAL | $5,309,750 | $18,532,500 | June 12, 2023 | September 30, 2024 | Irvington, AL | usaspending.gov |
| N4425524F5003 | Department of Defense | Delivery Order | 237990 | X003 6030108 1785603 -- (22952620)(SIOP) PIER 5 PILE REPLACEMENT | $5,287,626 | $5,287,626 | August 14, 2024 | April 2, 2026 | Bremerton, WA | usaspending.gov |
| W9127823F0370 | Department of Defense | Delivery Order | 237990 | DREDGING OF THE PENSACOLA HARBOR CHANNELS, PENSACOLA, FLORIDA, | $4,905,000 | $10,419,000 | September 19, 2023 | September 30, 2024 | Panama City, FL | usaspending.gov |
| W912P823C0037 | Department of Defense | Definitive Contract | 237990 | CALCASIEU MAINTENANCE DREDGING | $4,155,059 | $8,893,359 | August 10, 2023 | January 1, 2024 | Cameron, LA | usaspending.gov |
| W9127825F0030 | Department of Defense | Delivery Order | 237990 | DREDGING GULFPORT HARBOR CHANNELS | $3,633,420 | $3,633,420 | November 21, 2024 | December 31, 2025 | Gulfport, MS | usaspending.gov |
| W912P723C0013 | Department of Defense | Definitive Contract | 237990 | THE WORK INCLUDES ANNUAL MAINTENANCE DREDGING OF OAKLAND INNER AND OUTER HARBOR CHANNEL TO -50FT. | $3,153,978 | $25,114,639 | July 1, 2023 | February 1, 2024 | Oakland, CA | usaspending.gov |
| W9127824F0029 | Department of Defense | Delivery Order | 237990 | DREDGING OF THE PASCAGOULA HARBOR CHANNELS, PASCAGOULA, MISSISSIPPI. | $2,755,836 | $2,755,836 | January 12, 2024 | September 30, 2024 | Long Beach, MS | usaspending.gov |
| W9127825F0071 | Department of Defense | Delivery Order | 237990 | DREDGING THE PASCAGOULA HARBOR CHANNELS, PASCAGOULA, MISSISSIPPI. | $2,094,560 | $2,094,560 | January 8, 2025 | September 30, 2026 | Pascagoula, MS | usaspending.gov |
| W912DW22C0006 | Department of Defense | Definitive Contract | 237990 | LWSC LARGE LOCK CENTER GATE REPLACEMENT | $1,941,278 | $20,666,473 | September 12, 2022 | December 31, 2026 | Seattle, WA | usaspending.gov |
| 12FPC323C0001 | Department of Agriculture | Definitive Contract | 237990 | PO-75 MARSH CREATION PROJECT LABRANCHE EAST CONSTRUCTION | $1,307,666 | $43,625,911 | May 15, 2023 | January 21, 2025 | Norco, LA | usaspending.gov |
| W9127824F0081 | Department of Defense | Delivery Order | 237990 | MAINTENANCE DREDGING OF PENSACOLA HARBOR. | $1,201,250 | $1,201,250 | May 1, 2024 | November 30, 2024 | Pensacola, FL | usaspending.gov |
| W9127824F0105 | Department of Defense | Delivery Order | 237990 | THE CONTRACTOR SHALL FURNISH THE EQUIPMENT, MATERIALS, SUPPLIES, AND MANPOWER REQUIRED TO PERFORM MAINTENANCE DREDGING OF THE PASCAGOULA HAR | $1,010,363 | $1,010,363 | May 28, 2024 | November 30, 2024 | Pascagoula, MS | usaspending.gov |
| W9127825FA099 | Department of Defense | Delivery Order | 237990 | THE CONTRACTOR SHALL FURNISH THE EQUIPMENT, MATERIALS, SUPPLIES, AND MANPOWER REQUIRED TO PERFORM MAINTENANCE DREDGING OF PANAMA CITY HARBOR | $825,000 | $825,000 | August 13, 2025 | December 31, 2025 | Panama City Beach, FL | usaspending.gov |
| N4425526F0053 | Department of Defense | Delivery Order | 237990 | REPLACE ALL CATHODIC PROTECTION AT B7132, NSWC CAR -BANGOR | $745,000 | $745,000 | April 9, 2026 | October 6, 2026 | Silverdale, WA | usaspending.gov |
| N4425525F0025 | Department of Defense | Delivery Order | 237990 | REMOVE AND REPLACE FIVE 14 INCH WOOD PILE AND INSTALL FIVE SACRIFICIAL ANODES TO THE FIVE NEW STEEL PILE. REMOVE AND REPLACE ALL KB DOCKS PI | $713,978 | $713,978 | May 5, 2025 | September 15, 2025 | Silverdale, WA | usaspending.gov |
| N6247324F5031 | Department of Defense | Delivery Order | 237990 | X003 BLUE COVE MARINA REPAIR PILES AND DECKING | $691,900 | $691,900 | August 26, 2024 | May 16, 2025 | Monterey, CA | usaspending.gov |
Also on SpecStream
- All recipients under NAICS 237990 Other Heavy and Civil Engineering Construction
- Open opportunities under NAICS 237990
Updated October 6, 2026. Read from USAspending.gov. 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.