NAICS 237990 covers other heavy and civil engineering construction, with $46.00 billion obligated across 28,899 award actions in the last 5 years and an average action value of $1,591,893.25. The Department of the Army leads the category by obligation, followed by the Department of the Navy, with major activity also from the Bureau of Reclamation and the National Park Service.
NAICS Industry
NAICS 237990 Federal Contract Obligations (Last 5 Years)
FPDS procurement data for NAICS 237990, Other Heavy and Civil Engineering Construction, covering obligations, awards, agencies, vendors, and annual trends over the last 5 years.
Annual obligations ranged from $6.99 billion in 2021 to about $10.23 billion in 2024, with 2025 at $10.08 billion so far; vendor concentration includes large dredging, marine, and civil works contractors.
NAICS Code
237990
Industry
OTHER HEAVY AND CIVIL ENGINEERING CONSTRUCTION
Total Obligated
46.00 billion
46,004,123,135.25
Award Actions
28,899
Average Action Value
1,591,893.25
About NAICS 237990 federal contract activity
NAICS 237990, Other Heavy and Civil Engineering Construction, recorded $46.00 billion in obligated awards across 28,899 actions over the last 5 years, with an average award value of $1.59 million. This profile indicates a large, recurring federal market for infrastructure and civil works activity with materially different award sizes across programs and project types.
Agency demand and leading federal buyers
The Department of the Army dominates obligations in this NAICS with $30.34 billion and 19,469 awards, accounting for roughly two-thirds of total dollars. The Department of the Navy ranks second at $10.51 billion, followed by the Bureau of Reclamation, National Park Service, and Department of Veterans Affairs, showing that demand is concentrated in defense and civilian infrastructure owners.
Vendor concentration and leading contractors
The largest vendors by obligated dollars are DRAGADOS/HAWAIIAN DREDGING/ORION JV, KOKOSING ALBERICI TRAYLOR, LLC, and 381 CONSTRUCTORS, each securing multi-billion-dollar totals. Great Lakes Dredge & Dock Company, LLC and Manson Construction Co. also appear prominently, with higher award counts suggesting repeated participation across multiple procurements and task orders.
Annual contract trend over the analysis window
Annual obligations have remained near the $9 to $10 billion range in 2022 through 2025, after a lower $6.99 billion in 2021. Award counts peaked in 2021 at 6,395 and then moderated, while obligated dollars were highest in 2024 at $10.23 billion and remained strong in 2025 at $10.08 billion.
How to interpret this page
This summary is based on FPDS query results for NAICS 237990 over the last 5 years and reflects obligated dollars, award counts, and annual totals from reported federal contract actions. Agency, vendor, and trend sections are derived from the provided top-ranking records and annual aggregation values; no additional assumptions were used.
Top Agencies
SELECT
agency_id,
agency_name,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
content__award__purchaserInformation__contractingOfficeAgencyID AS agency_id,
anyHeavy(content__award__purchaserInformation__contractingOfficeAgencyID__name) AS agency_name,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '237990'
AND content__award__purchaserInformation__contractingOfficeAgencyID IS NOT NULL
AND content__award__purchaserInformation__contractingOfficeAgencyID != ''
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 5 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY agency_id
)
ORDER BY total_obligated DESC
LIMIT 10| Agency ID | Agency Name | Total Obligated | Readable | Award Actions |
|---|---|---|---|---|
| 2100 | DEPT OF THE ARMY | 30,337,870,383.35 | 30.34 billion | 19,469 |
| 1700 | DEPT OF THE NAVY | 10,510,651,252.56 | 10.51 billion | 1,795 |
| 1425 | BUREAU OF RECLAMATION | 1,474,952,979.04 | 1.47 billion | 1,136 |
| 1443 | NATIONAL PARK SERVICE | 931,275,510.76 | 931.28 million | 642 |
| 3600 | VETERANS AFFAIRS, DEPARTMENT OF | 727,613,918.59 | 727.61 million | 1,297 |
| 8900 | ENERGY, DEPARTMENT OF | 217,783,727.72 | 217.78 million | 436 |
| 7014 | U.S. CUSTOMS AND BORDER PROTECTION | 195,538,000.50 | 195.54 million | 282 |
| 1330 | NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION | 188,447,436.22 | 188.45 million | 39 |
| 5700 | DEPT OF THE AIR FORCE | 165,332,760.28 | 165.33 million | 553 |
| 12C2 | FOREST SERVICE | 152,439,040.15 | 152.44 million | 843 |
Insight
Over the last 5 years, NAICS 237990 obligations totaled $46.00 billion across 28,899 awards, with spending heavily concentrated in the Department of the Army and Department of the Navy. The Army obligated $30.34 billion, representing about 66% of total obligations, while the Navy obligated $10.51 billion, bringing the two DoD agencies to roughly 89% of total obligated dollars. Outside DoD, obligations were materially smaller and fragmented, led by the Bureau of Reclamation at $1.47 billion and the National Park Service at $931.28 million.
Top Vendors
SELECT
vendor_name,
cage_code,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
content__award__vendor__vendorHeader__vendorName AS vendor_name,
anyHeavy(content__award__vendor__vendorSiteDetails__entityIdentifiers__cageCode) AS cage_code,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '237990'
AND content__award__vendor__vendorHeader__vendorName IS NOT NULL
AND content__award__vendor__vendorHeader__vendorName != ''
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 5 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY vendor_name
)
ORDER BY total_obligated DESC
LIMIT 10| Vendor | CAGE Code | Total Obligated | Readable | Award Actions |
|---|---|---|---|---|
| DRAGADOS/HAWAIIAN DREDGING/ORION JV | 94AZ0 | 2,777,671,797.15 | 2.78 billion | 55 |
| KOKOSING ALBERICI TRAYLOR, LLC | 914G9 | 1,935,590,946.56 | 1.94 billion | 67 |
| 381 CONSTRUCTORS | 8QYU2 | 1,774,598,061.87 | 1.77 billion | 72 |
| GREAT LAKES DREDGE & DOCK COMPANY, LLC | 1BSU5 | 1,413,402,936.14 | 1.41 billion | 460 |
| MANSON CONSTRUCTION CO. | 0FCP9 | 1,119,904,011.19 | 1.12 billion | 403 |
| WEEKS MARINE, INC. | 1RHV3 | 993,784,314.54 | 993.78 million | 255 |
| GREAT LAKES DREDGE & DOCK CO, LLC | 1BSU5 | 857,585,473.72 | 857.59 million | 91 |
| TRUMBULL CORPORATION AND BRAYMAN CONSTRUCTION CORPORATION, A JOINT VENTURE | 3YYW1 | 807,393,944.80 | 807.39 million | 17 |
| KIEWIT-ALBERICI SIOP MACC, AJV | 93YF7 | 709,248,119.00 | 709.25 million | 38 |
| LANE CONSTRUCTION CORPORATION, THE | 8J160 | 640,308,181.32 | 640.31 million | 148 |
Insight
Over the last 5 years, NAICS 237990 obligated $46.00 billion across 28,899 awards, averaging $1.59 million per award. Top vendor obligations are concentrated among a small set of contractors and joint ventures, led by DRAGADOS/HAWAIIAN DREDGING/ORION JV at $2.78 billion, followed by KOKOSING ALBERICI TRAYLOR, LLC and 381 CONSTRUCTORS at roughly $1.9 billion and $1.8 billion, respectively. The remaining top vendors are also large incumbents in dredging and heavy civil work, with several firms appearing more than once under slightly different names, indicating both concentration and vendor-name fragmentation in the segment.
Annual Trend
SELECT
year,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
toYear(parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate)) AS year,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '237990'
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 5 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY year
)
ORDER BY year DESC| Year | Total Obligated | Readable | Award Actions |
|---|---|---|---|
| 2025 | 10,079,932,852.44 | 10.08 billion | 5,199 |
| 2024 | 10,229,825,407.51 | 10.23 billion | 5,490 |
| 2023 | 9,548,446,961.30 | 9.55 billion | 6,024 |
| 2022 | 9,157,198,891.47 | 9.16 billion | 5,791 |
| 2021 | 6,988,719,022.53 | 6.99 billion | 6,395 |
Insight
Over the last 5 years, NAICS 237990 obligated $46.0 billion across 28,899 awards, averaging $1.59 million per award. Annual obligations increased from $6.99 billion in 2021 to a peak of $10.23 billion in 2024, with 2025 slightly lower at $10.08 billion, indicating a sustained high-obligation pattern after the 2021 base year. Award volume was highest in 2021 at 6,395 awards and generally declined to 5,199 in 2025, suggesting higher average obligation per award in the later years.
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