Industries › NAICS 237990
Industry · NAICS 237990 · sector 23 Construction
Other Heavy and Civil Engineering Construction
Federal contract obligations classified under NAICS 237990, the organisations that win them and the agencies that award them.
USAspending caveat. Figures are obligations reported by federal agencies to USAspending.gov, not payments. In USAspending's words: "An outlay occurs when federal money is actually paid out, not just promised to be paid ('obligated')." "Every agency has a Senior Accountable Official who must officially certify that the quarterly financial data submitted by their agency is accurate and complete." "If there are any discrepancies in procurement data, FPDS is the authoritative source." Contract data for the Department of Defense and the U.S. Army Corps of Engineers is published with a 90-day delay. Data loaded 30 Sep 2026.
Federal agencies obligated $11B in contracts classified under NAICS 237990, Other Heavy and Civil Engineering Construction, in FY2026, and $41B over the five fiscal years since FY2023; the industry ranks 18 of 526 on this site.
Obligations were about level on FY2025 ($10B), with $0 so far in FY2027.
The largest recipient organisations over FY2022–FY2025 were Dragados/Hawaiian Dredging/Orion JV ($2.7B), Kokosing Alberici Traylor, LLC ($1.9B) and Great Lakes Dredge & Dock Co, LLC ($1.8B).
By place of performance, the most money went to HI, CA and FL.
Contract obligations by fiscal year
Compared with the largest industry FY2026
| Measure | This industry | Aircraft Manufacturing | All contracts |
|---|---|---|---|
| Contract obligations, FY2026 | $11B | $45B | $716B |
| Five-year total | $41B | $211B | $3.0T |
| Share of all contract obligations, five years | 1.4% | 7.1% | 100% |
Top contractors obligations, FY2022–FY2025
| # | Organisation | Obligations |
|---|---|---|
| 1 | Dragados/Hawaiian Dredging/Orion JV | $2.7B |
| 2 | Kokosing Alberici Traylor, LLC | $1.9B |
| 3 | Great Lakes Dredge & Dock Co, LLC | $1.8B |
| 4 | 381 Constructors | $1.7B |
| 5 | Manson Construction Co | $1.4B |
| 6 | Weeks Marine, Inc. | $893M |
| 7 | Thalle Construction Co Inc | $852M |
| 8 | Trumbull Corporation and Brayman Construction Corporation, a Joint Venture | $819M |
| 9 | TPC-Nan a Joint Venture | $582M |
| 10 | Kiewit-Alberici Siop Macc Ajv | $557M |
| 11 | Forgen-Odin JV | $545M |
| 12 | Norfolk Dredging Company | $508M |
| 13 | NW Construction, Inc | $505M |
| 14 | The Lane Construction Corporation | $424M |
| 15 | Kiewit Infrastructure West Co. | $417M |
| 16 | Kiewit US Contractors Co | $404M |
| 17 | The Dutra Group | $392M |
| 18 | Granite Construction Company | $373M |
| 19 | Barnard Construction Company, Incorporated | $359M |
| 20 | Callan Marine Limited | $353M |
| 21 | RQ-Magann JV | $317M |
| 22 | Cianbro Corporation | $311M |
| 23 | Donjon Marine Co., LLC | $281M |
| 24 | Michels Corp | $277M |
| 25 | Nan Inc | $270M |
Buying agencies $1.0M+ awards
Where the work is performed
Largest awards since FY2023
| Recipient | Awarding agency | Type | Award value | Begun | Place | Record |
|---|---|---|---|---|---|---|
| Dragados/Hawaiian Dredging/Orion JV | Department of DefenseDepartment of the Navy | ContractDelivery Order | $3.1B | 10 Mar 2023 | HI | USAspending |
| Thalle Construction Co Inc | Department of DefenseDepartment of the Army | ContractDefinitive Contract | $2.5B | 27 Sep 2024 | FL | USAspending |
| Ferrovial Construccion PR, LLC | Department of DefenseDepartment of the Army | ContractDefinitive Contract | $1.1B | 30 Apr 2026 | — | USAspending |
| Trumbull Corporation and Brayman Construction Corporation, a Joint Venture | Department of DefenseDepartment of the Army | ContractDefinitive Contract | $893M | 26 Sep 2024 | PA | USAspending |
| Barnard Construction Company, Incorporated | Department of DefenseDepartment of the Army | ContractDefinitive Contract | $761M | 25 Apr 2025 | CA | USAspending |
| Barnard Construction Company, Incorporated | Department of DefenseDepartment of the Army | ContractDefinitive Contract | $623M | 14 Apr 2025 | CA | USAspending |
| TPC-Nan a Joint Venture | Department of DefenseDepartment of the Navy | ContractDelivery Order | $576M | 12 Oct 2024 | — | USAspending |
| Recipient not shown | Department of DefenseDepartment of the Navy | ContractDelivery Order | $516M | 2 Sep 2025 | WA | USAspending |
| Pittman-Sealevel, L.L.C. | Department of DefenseDepartment of the Army | ContractDefinitive Contract | $420M | 2 Apr 2026 | LA | USAspending |
| Kiewit US Contractors Co | Department of DefenseDepartment of the Army | ContractDelivery Order | $415M | 8 Apr 2025 | TX | USAspending |
Other industries in sector 23: Construction
- 236220 Commercial and Institutional Building Construction $146B
- 237310 Highway, Street, and Bridge Construction $8.9B
- 237110 Water and Sewer Line and Related Structures Construction $4.9B
- 236210 Industrial Building Construction $4.7B
- 238220 Plumbing, Heating, and Air-Conditioning Contractors $4.2B
- 238210 Electrical Contractors and Other Wiring Installation Contractors $3.2B
- 238990 All Other Specialty Trade Contractors $3.1B
- 237130 Power and Communication Line and Related Structures Construction $3.0B
- 237120 Oil and Gas Pipeline and Related Structures Construction $2.3B
- 238160 Roofing Contractors $2.0B
- 238290 Other Building Equipment Contractors $1.6B
- 236116 New Multifamily Housing Construction (except For-Sale Builders) $1.1B
- 238910 Site Preparation Contractors $719M
- 236118 Residential Remodelers $619M
- 238320 Painting and Wall Covering Contractors $361M
- 238390 Other Building Finishing Contractors $309M
- 236115 New Single-Family Housing Construction (except For-Sale Builders) $153M
- 238330 Flooring Contractors $132M
- 238190 Other Foundation, Structure, and Building Exterior Contractors $129M
- 238110 Poured Concrete Foundation and Structure Contractors $104M
- 238140 Masonry Contractors $97M
- 238150 Glass and Glazing Contractors $83M
- 238120 Structural Steel and Precast Concrete Contractors $78M
- 238350 Finish Carpentry Contractors $27M
Questions and answers
How much does the federal government spend on NAICS 237990?
$11B in contract obligations classified under Other Heavy and Civil Engineering Construction in FY2026, $41B over the five fiscal years since FY2023. Obligations are commitments, not payments.
Who are the top contractors in Other Heavy and Civil Engineering Construction?
Dragados/Hawaiian Dredging/Orion JV ($2.7B), Kokosing Alberici Traylor, LLC ($1.9B), Great Lakes Dredge & Dock Co, LLC ($1.8B), 381 Constructors ($1.7B), Manson Construction Co ($1.4B), by contract obligations over FY2022–FY2025.
Which agencies buy in this industry?
By the value of $1.0M-plus contracts since FY2023: Department of Defense ($32B), Department of the Interior ($2.0B), Department of Veterans Affairs ($602M), Department of Homeland Security ($235M), Department of Agriculture ($139M).
What is a NAICS code?
In USAspending's words: "NAICS stands for the North American Industrial Classification System. This 6-digit code tells you what industry the work falls into. Each contract record has a NAICS code." Assistance awards (grants, loans, direct payments) carry no NAICS code and are not counted here.
Provenance
Source: USAspending.gov API v2, spending by category (NAICS) by fiscal year, recipient cross-tabulation for FY2022–FY2025 and award search, loaded 30 Sep 2026. State figures come from each state's top-100 NAICS list, so small amounts in a state may be missing. See methodology.