Data / Federal awards / NAICS 541990 / Department of the Interior
Department of the Interior contracts under NAICS 541990 All Other Professional, Scientific, and Technical Services: $213.4 million to 340 recipients (FY2024 to FY2027)
Updated October 6, 2026. Source: USAspending.gov.
Department of the Interior obligated $213.4 million under NAICS 541990, All Other Professional, Scientific, and Technical Services, across 2,088 contract awards to 340 named recipients in fiscal years 2024 to 2027. The largest recipients are XCELLENT TECHNOLOGY SOLUTIONS, INC ($27.4 million), FLATWATER, INCORPORATED ($17.4 million), INALAB CONSULTING, INC. ($17.1 million). 34 opportunities under this code are open on SAM.gov now.
The request: Every federal contract awarded by Department of the Interior under NAICS 541990, with the winner, the value and the period of performance. $10 of work on sign-up, no card.
SpecStream is the live web data engine for teams and agents. It reads every federal contract award on USAspending.gov and every open opportunity on SAM.gov, and this page is that reading. Ask for the awards in your niche and the winners, agencies, values and recompetes arrive in your sheet, CRM, Slack or agent as they are reported.
- Agency
- Department of the Interior
- NAICS code
- 541990 All Other Professional, Scientific, and Technical Services
- Contract awards
- 2,088
- Obligated
- $213.4 million
- Named recipients
- 340
- Small business share of obligations
- 91%
- Full and open competition share
- 67%
- Set aside share
- 23%
- Latest action
- 2026-10-01
Open opportunities in this niche
The same code on SAM.gov, read each morning: 34 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 |
|---|---|---|---|---|
| XCELLENT TECHNOLOGY SOLUTIONS, INC | Small Business | 26 | $27.4 million | 12.8% |
| FLATWATER, INCORPORATED | Small Business | 6 | $17.4 million | 8.2% |
| INALAB CONSULTING, INC. | Small Business | 98 | $17.1 million | 8.0% |
| CHENHALL SEDONA SERVICES JOINT VENTURE, LLC | Small Business | 8 | $15.4 million | 7.2% |
| CHEROKEE NATION SYSTEM SOLUTIONS LLC | Small Business | 92 | $15.3 million | 7.2% |
| KEARNS & WEST INC | Small Business | 209 | $11.1 million | 5.2% |
| KATMAI DIVERSIFIED SERVICES LLC | Small Business | 1 | $10.3 million | 4.8% |
| CHEROKEE UNITED SERVICES, L.L.C. | Small Business | 65 | $9.9 million | 4.6% |
| OTAK, INC. | Other Than Small Business | 40 | $6.2 million | 2.9% |
| MONTECH INC | Small Business | 78 | $5.7 million | 2.7% |
| AKIMA SYSTEMS ENGINEERING LLC | Small Business | 123 | $5.5 million | 2.6% |
| MORPHOSIS INC | Small Business | 1 | $3.5 million | 1.6% |
| MARTIN & MCCOY LLC | Small Business | 1 | $3.3 million | 1.6% |
| NAVANCIO LLC | Small Business | 8 | $3.1 million | 1.4% |
| HAMER ENVIRONMENTAL LIMITED PARTNERSHIP | Small Business | 9 | $3 million | 1.4% |
| ADVENCO LLC | Other Than Small Business | 11 | $2.5 million | 1.2% |
| LOGAN SIMPSON DESIGN INC. | Small Business | 4 | $2.5 million | 1.2% |
| SUNDANCE CONSULTANTS, LLC | Small Business | 2 | $1.9 million | 0.9% |
| TRIBALCO LLC | Other Than Small Business | 2 | $1.9 million | 0.9% |
| PARAGON PARTNERS CONSULTANTS, INC. | Small Business | 1 | $1.6 million | 0.7% |
| CCI CONSTRUCTION AND ENERGY SERVICES, LLC | Small Business | 7 | $1.5 million | 0.7% |
| NATIVE AMERICAN TECHNOLOGY CORPORATION | Small Business | 4 | $1.4 million | 0.7% |
| CLEAR GLOBAL SOLUTIONS LLC | Small Business | 1 | $1.3 million | 0.6% |
| TURNSTONE ENVIRONMENTAL CONSULTANTS, INC. | Small Business | 14 | $1.1 million | 0.5% |
| KADIAK LLC | Small Business | 1 | $1 million | 0.5% |
| PACIFIC COAST CONSERVATION | Small Business | 2 | $973,712 | 0.5% |
| DARKHORSE GEOSPATIAL LLC | Small Business | 2 | $934,952 | 0.4% |
| CCI FACILITY SUPPORT SERVICES, LLC | Small Business | 7 | $854,445 | 0.4% |
| BRICE INTEGRATED LLC | Small Business | 1 | $789,336 | 0.4% |
| WESTSIDE ECOLOGICAL, INC. | Small Business | 10 | $690,225 | 0.3% |
| NAVTECA LLC | Small Business | 2 | $689,945 | 0.3% |
| INSTITUTE FOR DEFENSE ANALYSES | Other Than Small Business | 2 | $677,098 | 0.3% |
| DNI EMERGING TECHNOLOGIES, LLC | Small Business | 3 | $620,399 | 0.3% |
| BOARD OF REGENTS SOUTHWESTERN INDIAN POLYTECHNIC INSTITUTE | Other Than Small Business | 2 | $610,000 | 0.3% |
| UNIVERSITY OF HAWAII | Other Than Small Business | 3 | $600,000 | 0.3% |
| HDR ENGINEERING INC | Other Than Small Business | 1 | $514,010 | 0.2% |
| TRUSTEES OF INDIANA UNIVERSITY | Other Than Small Business | 1 | $499,458 | 0.2% |
| SWCA, INCORPORATED | Other Than Small Business | 1 | $492,371 | 0.2% |
| DDC 4C, LLC | Small Business | 1 | $478,280 | 0.2% |
| NEW SOUTH ASSOCIATES, INC. | Small Business | 8 | $474,431 | 0.2% |
| LAKOTA-SUNDANCE JV, LLC | Small Business | 1 | $471,787 | 0.2% |
| NORTHROP GRUMMAN SYSTEMS CORP | Other Than Small Business | 1 | $443,107 | 0.2% |
| TEK ANNOA LLC | Small Business | 1 | $440,840 | 0.2% |
| WMA NOXIOUS WEED/RANGE SPECIALISTS LLC | Small Business | 7 | $433,160 | 0.2% |
| AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE | Other Than Small Business | 3 | $422,739 | 0.2% |
| BLACK FOX LLC | Small Business | 1 | $393,834 | 0.2% |
| MANAGED BUSINESS SOLUTIONS LLC | Small Business | 1 | $392,166 | 0.2% |
| CAROL MARRA CONSULTING, INC. | Small Business | 1 | $374,695 | 0.2% |
| MONTURE CREEK LAND MANAGEMENT, INC. | Small Business | 7 | $349,443 | 0.2% |
| RECACCESS, LLC | Small Business | 2 | $342,390 | 0.2% |
Offices buying
| Sub agency | Awards | Obligated |
|---|---|---|
| U.S. Geological Survey | 1,246 | $105.5 million |
| Bureau of Indian Affairs and Bureau of Indian Education | 74 | $44.8 million |
| Departmental Offices | 254 | $25.5 million |
| National Park Service | 186 | $14.8 million |
| Bureau of Land Management | 201 | $12.3 million |
| Bureau of Reclamation | 67 | $9.4 million |
| U.S. Fish and Wildlife Service | 57 | $1 million |
| Bureau of Ocean Energy Management | 1 | $0 |
| Bureau of Safety and Environmental Enforcement | 2 | $-11,333 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $85.2 million |
| FY2025 | $57.9 million |
| FY2026 | $70.2 million |
| FY2027 | $0 |
Products and services bought
| Code | Product or service | Awards | Obligated |
|---|---|---|---|
| R499 | Support- Professional: Other | 707 | $82.8 million |
| R425 | Support- Professional: Engineering/technical | 201 | $40.2 million |
| R408 | Support- Professional: Program Management/support | 119 | $35.4 million |
| F019 | Natural Resources/conservation- Other Wildlife Management | 64 | $6.4 million |
| B527 | Special Studies/analysis- Recreation | 37 | $6 million |
| DA01 | IT and Telecom - Business Application/application Development Support Services (labor) | 8 | $5.4 million |
| B516 | Special Studies/analysis- Animal/fisheries | 114 | $4.1 million |
| AN13 | Health R&d Services; Health Care Services; Experimental Development | 1 | $3.5 million |
Largest contract awards
| Award ID | Recipient | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 140A2325F0110 | CHENHALL SEDONA SERVICES JOINT VENTURE, LLC | Department of the Interior | Delivery Order | 541990 | BIE FACILITIES SUPPORT | $11,763,478 | $22,267,298 | July 25, 2025 | July 28, 2027 | Albuquerque, NM | usaspending.gov |
| 140D0422C0056 | KATMAI DIVERSIFIED SERVICES LLC | Department of the Interior | Definitive Contract | 541990 | RANGE FACILITY MANAGEMENT SUPPORT SYSTEM (RFMSS) SERVICES | $10,342,763 | $6,572,810 | September 30, 2022 | September 29, 2027 | Anchorage, AK | usaspending.gov |
| 140A1625F0096 | FLATWATER, INCORPORATED | Department of the Interior | Delivery Order | 541990 | TASK ORDER # 6 TECHNICAL SUPPORT SERVICES FOR DEMD AGAINST DIVISION OF ENERGY AND MINERAL RESOURCES (DEMD) SINGLE-AWARD IDIQ 140A1622D0 | $7,376,266 | $7,376,266 | August 20, 2025 | September 21, 2026 | Winnebago, NE | usaspending.gov |
| 140A1626F0122 | FLATWATER, INCORPORATED | Department of the Interior | Delivery Order | 541990 | TECHNICAL SUPPORT SERVICES FOR DEMD | $4,670,906 | $4,670,906 | September 16, 2026 | May 12, 2027 | Winnebago, NE | usaspending.gov |
| 140G0225F0159 | XCELLENT TECHNOLOGY SOLUTIONS, INC | Department of the Interior | Delivery Order | 541990 | XTS SYSTEMS DEVELOPMENT TASK ORDER | $4,570,296 | $4,570,296 | June 1, 2025 | May 31, 2026 | Denver, CO | usaspending.gov |
| 140G0224F0146 | XCELLENT TECHNOLOGY SOLUTIONS, INC | Department of the Interior | Delivery Order | 541990 | SYSTEMS DEVELOPMENT DIGITAL SERVICES | $4,321,593 | $4,321,593 | June 1, 2024 | May 31, 2025 | Haymarket, VA | usaspending.gov |
| 140A1624F0093 | FLATWATER, INCORPORATED | Department of the Interior | Delivery Order | 541990 | DEMD_A1622F0061 - TASK ORDER 5 FLATWATER 5TH TASK ORDER | $3,723,762 | $3,723,762 | August 21, 2024 | August 21, 2025 | Winnebago, NE | usaspending.gov |
| 140D0426C0086 | MORPHOSIS INC | Department of the Interior | Definitive Contract | 541990 | MORPHOSIS INC. PHASE II BASE | $3,499,999 | $3,499,999 | August 27, 2026 | February 26, 2029 | Berkeley, CA | usaspending.gov |
| 140D0424F0069 | KEARNS & WEST INC | Department of the Interior | Delivery Order | 541990 | PROVIDE FACILITATION, COLLABORATIVE PROBLEM-SOLVING, AND MEDIATION SERVICES TO THE BUREAU OF RECLAMATION(USBR)/ BAY DELTA OFFICE (BDO). | $3,432,889 | $3,432,889 | November 30, 2023 | November 30, 2025 | Superior, CO | usaspending.gov |
| 140R8122P0009 | MARTIN & MCCOY LLC | Department of the Interior | Purchase Order | 541990 | CRB WEB-BASED DECISION SUPPORT APPLICATION | $3,308,161 | $6,385,915 | January 1, 2022 | March 31, 2026 | Boulder City, NV | usaspending.gov |
| 140G0225F0061 | XCELLENT TECHNOLOGY SOLUTIONS, INC | Department of the Interior | Delivery Order | 541990 | SCIENCE AND TECHNICAL SUPPORT SERVICES IDIQ CONTRACT (STSSC)-NGTOC | $2,670,764 | $2,670,764 | April 1, 2025 | March 31, 2026 | Haymarket, VA | usaspending.gov |
| 140A2324F0184 | CHENHALL SEDONA SERVICES JOINT VENTURE, LLC | Department of the Interior | Delivery Order | 541990 | BIE QUARTERS CONTRACTOR SERVICES | $2,622,987 | $3,326,235 | August 19, 2024 | June 30, 2027 | Davenport, IA | usaspending.gov |
| 140P2125F0176 | OTAK, INC. | Department of the Interior | Delivery Order | 541990 | NR-SRRD-366 SEM YEAR 5 | $2,545,450 | $2,545,450 | September 23, 2025 | September 23, 2027 | Portland, OR | usaspending.gov |
| 140P2124F0170 | OTAK, INC. | Department of the Interior | Delivery Order | 541990 | CONTRACTOR SHALL PROVIDE AND INCORPORATE OVERALL PROJECT MANAGEMENT SERVICES INTO ALL TASKS OUTLINED IN THIS TASK ORDER FOR A NPS SOCIOECONO | $2,545,332 | $2,545,332 | September 16, 2024 | March 15, 2027 | Portland, OR | usaspending.gov |
| 140G0224F0112 | XCELLENT TECHNOLOGY SOLUTIONS, INC | Department of the Interior | Delivery Order | 541990 | FY2024-2025 - NGTOC IT DIGITAL SERVICES | $2,434,907 | $2,434,907 | April 1, 2024 | March 31, 2025 | Haymarket, VA | usaspending.gov |
| 140R4024C0003 | LOGAN SIMPSON DESIGN INC. | Department of the Interior | Definitive Contract | 541990 | NAVAJO GALLUP WATER SUPPLY PROJECT (NGWSP) PROGRAMMATIC AGREEMENT PROGRAM MANAGEMENT (PAPM) | $2,379,808 | $2,379,808 | January 19, 2024 | January 31, 2029 | Farmington, NM | usaspending.gov |
| 140D0425F1007 | KEARNS & WEST INC | Department of the Interior | Delivery Order | 541990 | PROVIDE FACILITATION, COLLABORATIVE PROBLEM-SOLVING SERVICES TO THE BUREAU OF RECLAMATION | $2,184,981 | $2,184,981 | September 25, 2025 | March 31, 2027 | San Francisco, CA | usaspending.gov |
| 140A1625F0123 | NAVANCIO LLC | Department of the Interior | Delivery Order | 541990 | ENVIRONMENTAL MANAGEMENT, ASSESSMENT, AND PERFORMANCE (EMAP) PROGRAM - OTS PROGRAM MANAGEMENT AND INDUSTRIAL ENGINEERING CONSULTING SERVICES | $1,913,715 | $1,913,715 | September 24, 2025 | September 30, 2027 | Las Vegas, NV | usaspending.gov |
| 140G0121F0458 | CHEROKEE NATION SYSTEM SOLUTIONS LLC | Department of the Interior | Delivery Order | 541990 | OY2 TASK ORDER-TOM: KEVIN SUIR | $1,877,108 | $3,707,736 | October 1, 2021 | June 4, 2026 | Lafayette, LA | usaspending.gov |
| 140A1621F0164 | TRIBALCO LLC | Department of the Interior | Delivery Order | 541990 | BIA-OJS LMR SUPPORT/REPAIRS SERVICES | $1,875,136 | $5,625,136 | September 26, 2021 | September 25, 2026 | Denver, CO | usaspending.gov |
| 140G0224F0149 | XCELLENT TECHNOLOGY SOLUTIONS, INC | Department of the Interior | Delivery Order | 541990 | DIGITAL SERVICES, GEOSPATIAL TECHNICAL SERVICES | $1,821,875 | $1,821,875 | September 1, 2024 | August 31, 2025 | Haymarket, VA | usaspending.gov |
| 140A1624F0038 | FLATWATER, INCORPORATED | Department of the Interior | Delivery Order | 541990 | TASK ORDER # 4 AGAINST DEMD SINGLE AWARD IDIQ BIA- DIVISION OF ENERGY AND MINERAL DEVELOPMENT TECHNICAL SUPPORT SERVICES(DEMD) SINGLE AWARD | $1,773,358 | $1,773,358 | February 22, 2024 | August 21, 2024 | Winnebago, NE | usaspending.gov |
| 140G0225F0210 | XCELLENT TECHNOLOGY SOLUTIONS, INC | Department of the Interior | Delivery Order | 541990 | DIGITAL SERVICES, GEOSPATIAL TECHNICAL SERVICES | $1,766,744 | $1,766,744 | August 28, 2025 | August 31, 2026 | Denver, CO | usaspending.gov |
| 140A1623P0018 | SUNDANCE CONSULTANTS, LLC | Department of the Interior | Purchase Order | 541990 | SAFETY MANAGEMENT SYSTEM | $1,682,820 | $2,996,795 | February 24, 2023 | February 26, 2027 | Pocatello, ID | usaspending.gov |
| 140G0226F0269 | XCELLENT TECHNOLOGY SOLUTIONS, INC | Department of the Interior | Delivery Order | 541990 | XTS SYSTEMS DEVELOPMENT TASK ORDER | $1,594,908 | $1,594,908 | September 2, 2026 | December 31, 2026 | Rolla, MO | 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.