Data / Federal awards / NAICS 541310 / Department of the Interior
Department of the Interior contracts under NAICS 541310 Architectural Services: $121.6 million to 74 recipients (FY2024 to FY2027)
Updated October 6, 2026. Source: USAspending.gov.
Department of the Interior obligated $121.6 million under NAICS 541310, Architectural Services, across 805 contract awards to 74 named recipients in fiscal years 2024 to 2027. The largest recipients are ANDERSON HALLAS ARCHITECTS, PC ($16.2 million), DHM DESIGN CORPORATION ($12.9 million), GWWO, INC. ($11.0 million). 8 opportunities under this code are open on SAM.gov now.
The request: Every federal contract awarded by Department of the Interior under NAICS 541310, 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
- 541310 Architectural Services
- Contract awards
- 805
- Obligated
- $121.6 million
- Named recipients
- 74
- Small business share of obligations
- 59%
- Full and open competition share
- 100%
- Set aside share
- 4%
- Latest action
- 2026-10-01
Open opportunities in this niche
The same code on SAM.gov, read each morning: 8 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 |
|---|---|---|---|---|
| ANDERSON HALLAS ARCHITECTS, PC | Small Business | 86 | $16.2 million | 13.4% |
| DHM DESIGN CORPORATION | Small Business | 45 | $12.9 million | 10.6% |
| GWWO, INC. | Other Than Small Business | 46 | $11 million | 9.0% |
| QUINN EVANS ARCHITECTS INC | Other Than Small Business | 30 | $11 million | 9.0% |
| STRATA ARCHITECTURE INC. | Small Business | 46 | $8.1 million | 6.7% |
| CROFT AND ASSOCIATES, INC. | Small Business | 56 | $5.2 million | 4.3% |
| AECOM SERVICES, LLC | Other Than Small Business | 35 | $5.2 million | 4.2% |
| HOUSER WALKER ARCHITECTURE, LLC | Small Business | 17 | $5.1 million | 4.2% |
| WISS JANNEY ELSTNER ASSOCIATES INC | Other Than Small Business | 20 | $4.4 million | 3.6% |
| HDR ENGINEERING INC | Other Than Small Business | 42 | $4.2 million | 3.5% |
| ARCHITECTS HAWAII LTD | Other Than Small Business | 1 | $3.2 million | 2.6% |
| LIOLLIO ARCHITECTURE PC | Small Business | 26 | $3.1 million | 2.6% |
| JOHN G. WAITE ASSOCIATES, ARCHITECTS, PLLC | Small Business | 23 | $3.1 million | 2.6% |
| ROLLUDA ARCHITECTS, LLC | Small Business | 12 | $2.5 million | 2.1% |
| THE SCHEMMER ASSOCIATES INC. | Other Than Small Business | 25 | $2.4 million | 2.0% |
| AYERS/SAINT/GROSS, INCORPORATED | Other Than Small Business | 6 | $2.2 million | 1.8% |
| STANLEY CONSULTANTS, INC. | Other Than Small Business | 1 | $1.9 million | 1.6% |
| KENNETH HAHN ARCHITECTS INC | Small Business | 15 | $1.9 million | 1.5% |
| FORMATIVE ARCHITECTURE PC | Small Business | 1 | $1.7 million | 1.4% |
| AES GROUP INC | Small Business | 9 | $1.6 million | 1.3% |
| VITETTA GROUP INCORPORATED | Small Business | 9 | $1.6 million | 1.3% |
| WALKER ARCHITECTS INC | Small Business | 13 | $1.5 million | 1.3% |
| SCHWARTZ/SILVER ARCHITECTS, INC. | Small Business | 11 | $1.3 million | 1.0% |
| FFA ARCHITECTURE AND INTERIORS, INC. | Small Business | 20 | $1.1 million | 0.9% |
| BAILEY EDWARD DESIGN, INC | Small Business | 16 | $1 million | 0.8% |
| DESIGN ALASKA, INC. | Other Than Small Business | 12 | $829,686 | 0.7% |
| LGA ARCHITECTURE | Small Business | 8 | $798,171 | 0.7% |
| SEVEN GENERATIONS ARCHITECTURE & ENGINEERING LLC | Other Than Small Business | 6 | $698,470 | 0.6% |
| DUVALL DECKER ARCHITECTS, P.A | Small Business | 7 | $673,689 | 0.6% |
| GHD INC. | Other Than Small Business | 3 | $515,443 | 0.4% |
| BEZEK-DURST-SEISER, INC. | Small Business | 6 | $461,057 | 0.4% |
| BEYER BLINDER BELLE ARCHITECTS & PLANNERS LLP | Other Than Small Business | 7 | $448,125 | 0.4% |
| MUNDUS BISHOP DESIGN, INC. | Small Business | 6 | $441,163 | 0.4% |
| FLAD AFFILIATED DESIGN PARTNERSHIP | Other Than Small Business | 1 | $400,000 | 0.3% |
| LOUVIERE STRATTON & YOKEL LLC | Small Business | 1 | $341,929 | 0.3% |
| ALPHA CONSTRUCTION AND ENGINEERING CORPORATION | Other Than Small Business | 9 | $316,613 | 0.3% |
| POND & COMPANY | Other Than Small Business | 4 | $309,890 | 0.3% |
| TRIGON ASSOCIATES LLC | Other Than Small Business | 1 | $300,314 | 0.2% |
| THE JOHNSON-MCADAMS FIRM, P.A. | Small Business | 5 | $287,105 | 0.2% |
| RIM ARCHITECTS (AK), LLC | Other Than Small Business | 8 | $276,700 | 0.2% |
| SMITHGROUP, INC. | Other Than Small Business | 5 | $239,512 | 0.2% |
| SIEGEL & STRAIN ARCHITECTS | Small Business | 6 | $156,723 | 0.1% |
| SMITHGROUP, INC. | Other Than Small Business | 1 | $151,762 | 0.1% |
| RATHS RATHS & JOHNSON INC | Small Business | 12 | $143,475 | 0.1% |
| WILEY & WILSON, INC. | Other Than Small Business | 7 | $92,132 | 0.1% |
| AECOM TECHNICAL SERVICES, INC. | Other Than Small Business | 2 | $84,309 | 0.1% |
| VANASSE HANGEN BRUSTLIN, INC. | Other Than Small Business | 1 | $69,626 | 0.1% |
| SMITH, ALVAREZ, SIENKIEWYCZ ARCHITECTS, P.C. | Small Business | 1 | $45,020 | 0.0% |
| AECOM SERVICES, LLC | Other Than Small Business | 4 | $38,829 | 0.0% |
| CTA INC | Other Than Small Business | 7 | $33,120 | 0.0% |
Offices buying
| Sub agency | Awards | Obligated |
|---|---|---|
| National Park Service | 751 | $112.7 million |
| U.S. Geological Survey | 8 | $6.4 million |
| U.S. Fish and Wildlife Service | 34 | $2.3 million |
| Departmental Offices | 2 | $300,314 |
| Bureau of Indian Affairs and Bureau of Indian Education | 4 | $-30,209 |
| Bureau of Land Management | 6 | $-143,421 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $56.5 million |
| FY2025 | $45 million |
| FY2026 | $20.1 million |
| FY2027 | $0 |
Products and services bought
| Code | Product or service | Awards | Obligated |
|---|---|---|---|
| C219 | Architect and Engineering- General: Other | 447 | $79.5 million |
| C211 | Architect and Engineering- General: Landscaping, Interior Layout, and Designing | 324 | $38.1 million |
| C1HZ | Architect and Engineering- Construction: Govt-Owned Govt-Operated (gogo) Environmental Laboratories | 2 | $3.6 million |
| C1DB | Architect and Engineering- Construction: Laboratories and Clinics | 1 | $151,762 |
| C1AA | Architect and Engineering- Construction: Office Buildings | 1 | $84,313 |
| B503 | Special Studies/analysis- Archeological/paleontological | 2 | $63,563 |
| C1LB | Architect and Engineering- Construction: Highways, Roads, Streets, Bridges, and Railways | 1 | $45,020 |
| C212 | Architect and Engineering- General: Engineering Drafting, Not Cad/cam | 4 | $24,290 |
Largest contract awards
| Award ID | Recipient | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 140P2025F0024 | GWWO, INC. | Department of the Interior | Delivery Order | 541310 | NERI 326119 AE DESIGN SERVICES DD-CD REMOVE EXCESS STRUCTURES AND ABANDONED BUILDINGS PARKWIDE AND ADDRESS UTILITY NEEDS, WEST VIRGINIA | $3,385,574 | $3,385,574 | November 25, 2024 | November 20, 2026 | Victor, WV | usaspending.gov |
| 140G0321C0003 | ARCHITECTS HAWAII LTD | Department of the Interior | Definitive Contract | 541310 | ARCHITECTURAL AND ENGINEERING SERVICES - DESIGN PHASE, REPLACE USGS FACILITIES IN HAWAII | $3,199,836 | $11,056,103 | February 1, 2021 | February 28, 2027 | Honolulu, HI | usaspending.gov |
| 140P2026F0130 | DHM DESIGN CORPORATION | Department of the Interior | Delivery Order | 541310 | GRCA 352837 - NORTH RIM DESIGN SERVICES, AT GRAND CANYON NATIONAL PARK, ARIZONA; ARCHITECTURAL AND ENGINEERING (A-E) SERVICES PLANNING SERVI | $2,881,341 | $2,881,341 | May 12, 2026 | September 30, 2027 | Denver, CO | usaspending.gov |
| 140P2024F0233 | DHM DESIGN CORPORATION | Department of the Interior | Delivery Order | 541310 | GATE 308613 AE DESIGN SERVICES SD-CD ADDRESS DEFERRED MAINTENANCE AT MULTIPLE SITES | $2,091,592 | $2,091,592 | September 9, 2024 | March 11, 2026 | Staten Island, NY | usaspending.gov |
| 140P2025F0058 | QUINN EVANS ARCHITECTS INC | Department of the Interior | Delivery Order | 541310 | GET 326156 REHABILITATE HISTORIC STRUCTURES AND REPLACE WATER LINES | $1,965,230 | $1,965,230 | September 24, 2025 | August 29, 2026 | Washington, DC | usaspending.gov |
| 140P2025F0003 | HOUSER WALKER ARCHITECTURE, LLC | Department of the Interior | Delivery Order | 541310 | SAJU 317505 REPAIR HISTORIC WALLS OF PARK FORTIFICATIONS A-E DESIGN SERVICES FOR PREDESIGN (PD), SCHEMATIC DESIGN (SD) DOCUMENTS AND SUPPLEM | $1,943,865 | $1,943,865 | April 1, 2025 | March 8, 2026 | San Juan, PR | usaspending.gov |
| 140P2025F0317 | DHM DESIGN CORPORATION | Department of the Interior | Delivery Order | 541310 | CUVA 324044 DEMOLISH EXCESS STRUCTURES PDSD AND SUPPLEMENTAL SERVICES | $1,920,512 | $1,920,512 | September 22, 2025 | February 26, 2027 | Cuyahoga Falls, OH | usaspending.gov |
| 140P2025F0007 | QUINN EVANS ARCHITECTS INC | Department of the Interior | Delivery Order | 541310 | MACA 258442 - ARCHITECTURAL & ENGINEERING DESIGN SERVICES FOR PREDESIGN (PD) AND SCHEMATIC DESIGN (SD) DOCUMENTS, REPAIR AND REPLACE COMMUNI | $1,904,543 | $1,904,543 | April 22, 2025 | January 11, 2027 | Washington, DC | usaspending.gov |
| 140G0120C0003 | STANLEY CONSULTANTS, INC. | Department of the Interior | Definitive Contract | 541310 | A-E SVCS, NEW HYDROLOGIC INSTRUMENTATION FACILITY | $1,887,050 | $6,895,980 | January 21, 2020 | August 31, 2026 | Muscatine, IA | usaspending.gov |
| 140P2024F0040 | QUINN EVANS ARCHITECTS INC | Department of the Interior | Delivery Order | 541310 | CAHA TITLE III REPAIR CAPE HATTERAS LIGHTHOUSE (CAHA 213068), RESTORE OR RECONSTRUCT HISTORIC FIRST ORDER FRESNEL LENS IN CAPE HATTERAS LIGH | $1,824,181 | $1,824,181 | January 17, 2024 | December 31, 2027 | Washington, DC | usaspending.gov |
| 140P2024F0104 | QUINN EVANS ARCHITECTS INC | Department of the Interior | Delivery Order | 541310 | EASTERN IDIQ TO - QUINN EVANS AE PD-SD-CD - GATE 308504 - REHABILITATE HANGARS 3 AND 4 AT FLOYD BENNETT FIELD | $1,822,350 | $1,822,350 | February 28, 2024 | September 30, 2026 | Washington, DC | usaspending.gov |
| 140FGA25C0011 | FORMATIVE ARCHITECTURE PC | Department of the Interior | Definitive Contract | 541310 | NM BOSQUE DEL APACHE NWR A&E DESIGN | $1,650,000 | $1,650,000 | June 5, 2025 | September 14, 2026 | Albuquerque, NM | usaspending.gov |
| 140P2025F0251 | ANDERSON HALLAS ARCHITECTS, PC | Department of the Interior | Delivery Order | 541310 | OLYM 340147 - "CONSTRUCT VISITOR CENTER AT HURRICANE RIDGE." | $1,645,810 | $1,645,810 | September 19, 2025 | June 30, 2027 | Golden, CO | usaspending.gov |
| 140P8525F0106 | ANDERSON HALLAS ARCHITECTS, PC | Department of the Interior | Delivery Order | 541310 | TITLE II DESIGN DEVELOPMENT AND FINAL CONSTRUCTION DOCUMENTS SERVICES, REPLACE HVAC SYSTEMS IN THE YOSEMITE VALLEY MUSEUM AND EXPLORATION CE | $1,202,158 | $1,202,158 | September 8, 2025 | December 30, 2026 | El Portal, CA | usaspending.gov |
| 140P2024F0063 | WISS JANNEY ELSTNER ASSOCIATES INC | Department of the Interior | Delivery Order | 541310 | LYJO 290111 TITLE III SERVICES | $1,163,890 | $1,163,890 | December 6, 2023 | January 31, 2027 | Johnson City, TX | usaspending.gov |
| 140P2024F0055 | GWWO, INC. | Department of the Interior | Delivery Order | 541310 | HAMP 326087 PRESERVE HISTORIC STRUCTURES CD AND DD | $1,162,937 | $1,162,937 | December 13, 2023 | September 30, 2025 | Baltimore, MD | usaspending.gov |
| 140P2024F0045 | HOUSER WALKER ARCHITECTURE, LLC | Department of the Interior | Delivery Order | 541310 | 316236 BICR REHABILITATE CIVIL RIGHTS RELATED STRUCTURES INCLUDING THE GREYHOUND BUS DEPOT AND INTERIOR OF AG GASTON MOTEL 253825 FRRI REHAB | $1,097,263 | $1,097,263 | January 9, 2024 | March 7, 2025 | Atlanta, GA | usaspending.gov |
| 140P2024F0018 | ANDERSON HALLAS ARCHITECTS, PC | Department of the Interior | Delivery Order | 541310 | MORA 312439 & 313019 DD-CD | $1,044,983 | $1,044,983 | November 16, 2023 | July 18, 2024 | Golden, CO | usaspending.gov |
| 140P2024F0179 | STRATA ARCHITECTURE INC. | Department of the Interior | Delivery Order | 541310 | INDU 318674 TITLE III STABILIZATION AND RESTORATION OF HISTORIC BUILDINGS FOR ADAPTIVE REUSE | $999,252 | $999,252 | April 22, 2024 | August 31, 2026 | Chesterton, IN | usaspending.gov |
| 140P2024F0387 | WISS JANNEY ELSTNER ASSOCIATES INC | Department of the Interior | Delivery Order | 541310 | GOGA 311373, TITLE III SERVICES AT ALCATRAZ ISLAND | $966,022 | $966,022 | September 20, 2024 | October 1, 2027 | San Francisco, CA | usaspending.gov |
| 140P2024F0222 | JOHN G. WAITE ASSOCIATES, ARCHITECTS, PLLC | Department of the Interior | Delivery Order | 541310 | VAFO 335245 AE PROJECT SCOPING AND DEMOLITION DOCUMENTS REHABILITATE BUILDINGS FOR LEASING AND DEMOLISH OBSOLETE STRUCTURES, VALLEY FORGE NA | $965,803 | $965,803 | September 16, 2024 | June 30, 2026 | King of Prussia, PA | usaspending.gov |
| 140P2025F0015 | STRATA ARCHITECTURE INC. | Department of the Interior | Delivery Order | 541310 | THIS PROJECT WILL REHABILITATE THE LANTRY AREA HISTORIC BUILDINGS (2-STORY FRAME BARN, TILE BARN, AND POULTRY HOUSE) AND SPRING HILL RANCH B | $962,697 | $962,697 | January 28, 2025 | June 30, 2026 | Kansas City, MO | usaspending.gov |
| 140P2024F0397 | ANDERSON HALLAS ARCHITECTS, PC | Department of the Interior | Delivery Order | 541310 | CHIS 335648 - FBP/CAT III FLTP-AE TASK | $957,921 | $957,921 | September 19, 2024 | December 31, 2026 | Golden, CO | usaspending.gov |
| 140P2025F0314 | STRATA ARCHITECTURE INC. | Department of the Interior | Delivery Order | 541310 | HOSP 318915 N115/331532/177425 TITLE III | $926,826 | $926,826 | September 16, 2025 | January 4, 2027 | Hot Springs National Park, AR | usaspending.gov |
| 140P2026F0016 | AYERS/SAINT/GROSS, INCORPORATED | Department of the Interior | Delivery Order | 541310 | STLI 251536 - REHABILITATE HISTORIC CONCESSIONS BUILDING ON LIBERTY ISLAND TO CORRECT DEFERRED MAINTENANCE (DD & CD SERVICES) | $923,842 | $923,842 | December 16, 2025 | January 27, 2027 | Baltimore, MD | 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.