Data / Federal awards / NAICS 236220 / Department of the Interior
Department of the Interior contracts under NAICS 236220 Commercial and Institutional Building Construction: $2.2 billion to 558 recipients (FY2024 to FY2027)
Updated October 6, 2026. Source: USAspending.gov.
Department of the Interior obligated $2.2 billion under NAICS 236220, Commercial and Institutional Building Construction, across 2,578 contract awards to 558 named recipients in fiscal years 2024 to 2027. The largest recipients are TEPA EC, LLC ($299.4 million), HENSEL PHELPS CONSTRUCTION CO ($110.0 million), TERRA SITE CONSTRUCTORS LLC ($61.5 million). 206 opportunities under this code are open on SAM.gov now.
The request: Every federal contract awarded by Department of the Interior under NAICS 236220, with the winner, the value and the period of performance. $10 of work on sign-up, no card.
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- Agency
- Department of the Interior
- NAICS code
- 236220 Commercial and Institutional Building Construction
- Contract awards
- 2,578
- Obligated
- $2.2 billion
- Named recipients
- 558
- Small business share of obligations
- 88%
- Full and open competition share
- 94%
- Set aside share
- 30%
- Latest action
- 2026-09-30
Open opportunities in this niche
The same code on SAM.gov, read each morning: 206 opportunities you can still respond to.
Incumbents at this agency
Ranked by dollars obligated in fiscal years 2024 to 2027.
| Recipient | Business size | Awards | Obligated | Share |
|---|---|---|---|---|
| TEPA EC, LLC | Small Business | 10 | $299.4 million | 13.5% |
| HENSEL PHELPS CONSTRUCTION CO | Other Than Small Business | 1 | $110 million | 5.0% |
| TERRA SITE CONSTRUCTORS LLC | Small Business | 19 | $61.5 million | 2.8% |
| PAULSEN CONSTRUCTION, LLC | Small Business | 3 | $54.3 million | 2.4% |
| TUTOR PERINI CORPORATION | Other Than Small Business | 1 | $51.2 million | 2.3% |
| RJS CONSTRUCTION INC | Small Business | 26 | $50.4 million | 2.3% |
| ATHERTON CONSTRUCTION LLC | Small Business | 3 | $47.1 million | 2.1% |
| SEALASKA CONSTRUCTORS LLC | Small Business | 41 | $41.7 million | 1.9% |
| LACY MECHANICAL INC | Small Business | 13 | $40.8 million | 1.8% |
| STRONGHOLD ENGINEERING INC | Other Than Small Business | 1 | $40.1 million | 1.8% |
| MEDVOLT - ROUNDHOUSE JV | Small Business | 1 | $34.4 million | 1.6% |
| STONE & LIME IMPORTS, INC | Other Than Small Business | 5 | $31.6 million | 1.4% |
| ALEUT CONSTRUCTION LLC | Small Business | 20 | $30.5 million | 1.4% |
| AHTNA GLOBAL LLC | Small Business | 25 | $29.6 million | 1.3% |
| FIBER BUSINESS SOLUTIONS GROUP INC | Small Business | 15 | $29 million | 1.3% |
| NORTHERN MANAGEMENT SERVICES, INC. | Small Business | 43 | $28.8 million | 1.3% |
| PULLMAN SST, INC. | Other Than Small Business | 1 | $27.2 million | 1.2% |
| AMES 1, LLC | Small Business | 15 | $25.6 million | 1.2% |
| IRONWOOD COMMERCIAL BUILDERS INC | Small Business | 20 | $25.5 million | 1.1% |
| PROJECT SOLUTIONS, INC. | Small Business | 98 | $24.7 million | 1.1% |
| RITZ CONSTRUCTION INC | Small Business | 13 | $24.1 million | 1.1% |
| GLOBAL ENGINEERING SERVICES INC | Small Business | 46 | $23.3 million | 1.0% |
| GUARDIAN CONSTRUCTION, INC. | Small Business | 2 | $22.4 million | 1.0% |
| HB HANSEN CONSTRUCTION, INC. | Small Business | 2 | $20.6 million | 0.9% |
| MIDNIGHT SUN-CENTENNIAL SUNNLIAQ JV, LLC | Small Business | 18 | $20.4 million | 0.9% |
| ARK CONSTRUCTION MANAGEMENT LLC | Small Business | 15 | $20.2 million | 0.9% |
| GOODFELLOW-SUN JV, LLC | Small Business | 2 | $19.4 million | 0.9% |
| CENTERRE CONSTRUCTION, INC. | Small Business | 1 | $19.2 million | 0.9% |
| REILLY CONSTRUCTION INC | Small Business | 33 | $16.6 million | 0.7% |
| MCKENZIE CONSTRUCTION & SITE DEVELOPMENT LLC | Small Business | 9 | $16.3 million | 0.7% |
| TEYA SUPPORT SERVICES LLC | Small Business | 1 | $15.7 million | 0.7% |
| CHITINA DIVERSIFIED -AMES 1 JV LLC | Small Business | 2 | $15.4 million | 0.7% |
| MFS CONSTRUCTION LLC | Small Business | 30 | $15.3 million | 0.7% |
| NATIONAL NATIVE AMERICAN CONSTRUCTION, INC. | Small Business | 32 | $14.6 million | 0.7% |
| OUTSIDE BOX LLC | Small Business | 3 | $14.6 million | 0.7% |
| COX CONSTRUCTION CO | Small Business | 1 | $14.4 million | 0.6% |
| ROCK GAP ENGINEERING LLC | Small Business | 39 | $14.3 million | 0.6% |
| NOMLAKI TECHNOLOGIES, LLC | Small Business | 2 | $13.9 million | 0.6% |
| CLASSIC SITE SOLUTIONS INC | Small Business | 16 | $13.7 million | 0.6% |
| OAC ACTION CONSTRUCTION CORP. | Small Business | 9 | $13.6 million | 0.6% |
| WRIGHT BROS LLC | Small Business | 11 | $13.2 million | 0.6% |
| BOOKCLIFF PARTNERS, LLC | Small Business | 1 | $13 million | 0.6% |
| MARRERO, COUVILLON & ASSOCIATES, L.L.C. | Small Business | 10 | $12.6 million | 0.6% |
| GUARDIAN DB SERVICES,LLC | Small Business | 21 | $12.5 million | 0.6% |
| VIP STRUCTURES, INC. | Small Business | 1 | $12.5 million | 0.6% |
| ARANA GROUP INC | Small Business | 1 | $11.9 million | 0.5% |
| WU & ASSOCIATES INC | Small Business | 12 | $11.9 million | 0.5% |
| THE BEDWELL COMPANY | Small Business | 1 | $11.8 million | 0.5% |
| KWR CONSTRUCTION INC | Small Business | 12 | $11.6 million | 0.5% |
| HAMILTON PACIFIC CHAMBERLAIN LLC | Small Business | 31 | $10.8 million | 0.5% |
Offices buying
| Sub agency | Awards | Obligated |
|---|---|---|
| National Park Service | 1,108 | $1.06 billion |
| Bureau of Indian Affairs and Bureau of Indian Education | 265 | $377.4 million |
| U.S. Fish and Wildlife Service | 639 | $325.7 million |
| Bureau of Land Management | 136 | $131.3 million |
| U.S. Geological Survey | 35 | $130.1 million |
| Bureau of Reclamation | 69 | $108.8 million |
| Departmental Offices | 325 | $87.4 million |
| Bureau of Safety and Environmental Enforcement | 1 | $-230,110 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $937.6 million |
| FY2025 | $740.3 million |
| FY2026 | $542.5 million |
Products and services bought
| Code | Product or service | Awards | Obligated |
|---|---|---|---|
| Y1AA | Construction of Office Buildings | 665 | $377.2 million |
| Y1CA | Construction of Schools | 8 | $236.2 million |
| Y1JZ | Construction of Miscellaneous Buildings | 206 | $226.8 million |
| Z2QA | Repair or Alteration of Restoration of Real Property (public or Private) | 106 | $190.4 million |
| Y1AZ | Construction of Other Administrative Facilities and Service Buildings | 32 | $151.1 million |
| Z2JZ | Repair or Alteration of Miscellaneous Buildings | 163 | $135.4 million |
| Y1HZ | Construction of Government-Owned Government-Operated (gogo) Environmental Laboratories | 1 | $110 million |
| Y1QA | Construction of Restoration of Real Property (public or Private) | 16 | $89.4 million |
Largest contract awards
| Award ID | Recipient | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 140A1624F0105 | TEPA EC, LLC | Department of the Interior | Delivery Order | 236220 | MANY FARMS HIGH SCHOOL CONSTRUCTION BUILD. | $220,628,844 | $220,628,844 | September 23, 2024 | December 7, 2027 | Many Farms, AZ | usaspending.gov |
| 140G0322C0005 | HENSEL PHELPS CONSTRUCTION CO | Department of the Interior | Definitive Contract | 236220 | CONSTRUCTION OF USGS FACILITIES ON BIG ISLAND OF HAWAII | $110,029,737 | $117,951,014 | September 1, 2022 | February 28, 2027 | Honolulu, HI | usaspending.gov |
| 140R2025F0050 | TEPA EC, LLC | Department of the Interior | Delivery Order | 236220 | TRINITY RIVER FISH HATCHERY (TRFH) MODERNIZATION PROJECT | $57,000,000 | $57,000,000 | September 18, 2025 | February 11, 2030 | Lewiston, CA | usaspending.gov |
| 140P2024C0054 | TUTOR PERINI CORPORATION | Department of the Interior | Definitive Contract | 236220 | GOGA 311373 ALCATRAZ PRISON HOSPITAL WING SEISMIC AND STABILIZE POCS: CO, [email protected], CS, [email protected] | $51,155,360 | $51,155,360 | June 28, 2024 | April 3, 2028 | San Francisco, CA | usaspending.gov |
| 140P2025C0030 | STRONGHOLD ENGINEERING INC | Department of the Interior | Definitive Contract | 236220 | PEFO 267538 REHABILITATE PAINTED DESERT COMMUNITY COMPLEX | $40,091,098 | $40,091,098 | May 28, 2025 | June 1, 2027 | Petrified Forest Natl Pk, AZ | usaspending.gov |
| 140P2025C0054 | MEDVOLT - ROUNDHOUSE JV | Department of the Interior | Definitive Contract | 236220 | HOSP 318915 REHABILITATE PARK BATHHOUSES | $34,435,416 | $34,435,416 | July 26, 2025 | March 17, 2027 | Hot Springs National Park, AR | usaspending.gov |
| 140P2024C0046 | ATHERTON CONSTRUCTION LLC | Department of the Interior | Definitive Contract | 236220 | GRSM 149285/149368 - REHABILITATE SUGARLANDS HEADQUARTERS, AND REHAB SUGARLANDS WATER AND WASTEWATER SYSTEMS GREAT SMOKY MOUNTAINS NATIONAL | $28,333,109 | $28,333,109 | September 26, 2024 | November 24, 2026 | Gatlinburg, TN | usaspending.gov |
| 140P2024C0070 | PAULSEN CONSTRUCTION, LLC | Department of the Interior | Definitive Contract | 236220 | YELL 312116 LAUREL DORM REHABILITATION | $27,157,682 | $27,157,682 | September 18, 2024 | February 18, 2027 | Yellowstone National Park, WY | usaspending.gov |
| 140P2025C0026 | PULLMAN SST, INC. | Department of the Interior | Definitive Contract | 236220 | UPPER PLAZA RENOVATION, PERRYS VICTORY MEMORIAL (PEVI 272171) - DESIGN BUILD GAOA | $27,151,797 | $27,151,797 | March 11, 2025 | June 6, 2028 | Put in Bay, OH | usaspending.gov |
| 140P2025C0017 | PAULSEN CONSTRUCTION, LLC | Department of the Interior | Definitive Contract | 236220 | YELL 307127 - REHABILITATE EXTERIORS OF HISTORIC FT. YELLOWSTONE BUILDINGS, YELLOWSTONE NATIONAL PARK | $26,931,063 | $26,931,063 | April 14, 2025 | June 30, 2027 | Gardiner, MT | usaspending.gov |
| 140P2024C0019 | FIBER BUSINESS SOLUTIONS GROUP INC | Department of the Interior | Definitive Contract | 236220 | INDU 318674 - STABILIZATION AND RESTORATION OF HISTORIC BUILDINGS FOR ADAPTIVE REUSE, INDIANA DUNES NATIONAL LAKESHORE | $23,458,972 | $23,458,972 | February 2, 2024 | July 31, 2026 | Chesterton, IN | usaspending.gov |
| 140A1626F0035 | RJS CONSTRUCTION INC | Department of the Interior | Delivery Order | 236220 | CONSTRUCT NEW QUINAULT DETENTION CENTER | $22,692,803 | $22,692,803 | May 1, 2026 | May 5, 2029 | Taholah, WA | usaspending.gov |
| 140P2024C0077 | HB HANSEN CONSTRUCTION, INC. | Department of the Interior | Definitive Contract | 236220 | MORA/ 313019A, 312439 & 313809, REHABILITATE OHANAPECOSH CAMPGROUND | $19,668,427 | $19,668,427 | September 24, 2024 | May 24, 2026 | Packwood, WA | usaspending.gov |
| 140P2026C0019 | CENTERRE CONSTRUCTION, INC. | Department of the Interior | Definitive Contract | 236220 | MEVE_218998_CONSTRUCTION CONTRACT AWARD_ | $19,214,963 | $19,214,963 | April 7, 2026 | December 8, 2027 | Mesa Verde National Park, CO | usaspending.gov |
| 140P2024C0082 | GOODFELLOW-SUN JV, LLC | Department of the Interior | Definitive Contract | 236220 | THE PROJECT IS LOCATED AT HAWAII VOLCANOES NATIONAL PARK. THE PROJECT PURPOSE IS TO REPAIR OR REPLACE CRITICAL PARK INFRASTRUCTURE AND VISIT | $18,311,075 | $18,311,075 | September 26, 2024 | October 30, 2026 | Volcano, HI | usaspending.gov |
| 140P2025C0044 | GUARDIAN CONSTRUCTION, INC. | Department of the Interior | Definitive Contract | 236220 | GRCA 250440 SHUTTLE BUS FACILITY DESIGN BUILD | $18,019,481 | $18,019,481 | June 4, 2025 | June 30, 2027 | Grand Canyon, AZ | usaspending.gov |
| 140L0624C0018 | ATHERTON CONSTRUCTION LLC | Department of the Interior | Definitive Contract | 236220 | SLOAN CANYON CONTACT STATION CONSTRUCTION & DELEGATED DESIGN | $17,759,639 | $17,759,639 | August 29, 2024 | October 9, 2026 | Henderson, NV | usaspending.gov |
| 140D0424C0092 | TEYA SUPPORT SERVICES LLC | Department of the Interior | Definitive Contract | 236220 | USMC MQ-9A SMCE | $15,709,190 | $15,709,190 | September 24, 2024 | September 30, 2026 | Yuma, AZ | usaspending.gov |
| 140P2025C0004 | STONE & LIME IMPORTS, INC | Department of the Interior | Definitive Contract | 236220 | CALO 226858, REPAIR CAPE LOOKOUT LIGHTHOUSE AT CAPE LOOKOUT LIGHTHOUSE NATIONAL SEASHORE | $15,258,522 | $15,258,522 | April 14, 2025 | August 22, 2027 | Harkers Island, NC | usaspending.gov |
| 140P2025C0034 | CHITINA DIVERSIFIED -AMES 1 JV LLC | Department of the Interior | Definitive Contract | 236220 | STLI 324873 PHASE II TEMPORARY RELOCATION OF FERRY EMBARKATION AND SECURITY SCREENING OPERATIONS IN BATTERY PARK, NEW YORK | $14,947,148 | $14,947,148 | April 16, 2025 | March 2, 2026 | New York, NY | usaspending.gov |
| 140L0625C0018 | COX CONSTRUCTION CO | Department of the Interior | Definitive Contract | 236220 | D-B GAOA CAHUILLA RANGER STATION REPLACEMENT | $14,397,314 | $14,397,314 | September 9, 2025 | May 11, 2028 | Brawley, CA | usaspending.gov |
| 140P2024C0041 | NOMLAKI TECHNOLOGIES, LLC | Department of the Interior | Definitive Contract | 236220 | LIBI 241430 - REPLACE DILAPIDATED VISITOR FACILITY, LITTLE BIGHORN BATTLEFIELD NATIONAL MONUMENT | $13,828,834 | $13,828,834 | July 23, 2024 | October 6, 2026 | Crow Agency, MT | usaspending.gov |
| 140P2025C0053 | RITZ CONSTRUCTION INC | Department of the Interior | Definitive Contract | 236220 | HAMP 326087 PRESERVE HISTORIC STRUCTURES HAMPTON NATIONAL HISTORIC SITE IN TOWSON, MARYLAND 21286. | $13,260,588 | $13,260,588 | September 2, 2025 | June 15, 2027 | Towson, MD | usaspending.gov |
| 140P2026C0002 | BOOKCLIFF PARTNERS, LLC | Department of the Interior | Definitive Contract | 236220 | THE PROJECT IS LOCATED AT DINOSAUR NATIONAL MONUMENT, DINOSAUR, CO | $13,013,516 | $13,013,516 | March 4, 2026 | April 22, 2028 | Dinosaur, CO | usaspending.gov |
| 140FGA26C0029 | VIP STRUCTURES, INC. | Department of the Interior | Definitive Contract | 236220 | EO 14398: MONTEZUMA NWR & NY ECOLOGICAL SERVICES NEW MULTIPURPOSE FACILITY | $12,460,241 | $12,460,241 | September 22, 2026 | March 21, 2028 | Seneca Falls, NY | 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.