Top Interior administrative management and general management consulting services contractors
In the 12 months ending Oct 5, 2026, the Department of the Interior obligated $69.2M in net prime contract dollars under NAICS 541611, up 246.9% from $19.9M in the preceding 12 months. 78 prime contractors received positive obligations, and 16 of them accounted for 80% of that spend.
Prime contracts funded by the Department of the Interior. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top Interior contractors for NAICS 541611
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Management Science and Innovation, LLC | $18.0M | $0 | 24.2% | New |
| 2 | ST. Moritz Enterprises, L.L.C. | $10.2M | $2.7M | 13.7% | ▲ 1 |
| 3 | ICF Incorporated, L.L.C. | $6.7M | $2.0M | 9.0% | ▲ 4 |
| 4 | RMA Associates LLC | $5.6M | $0 | 7.5% | New |
| 5 | Chenhall Sedona Services Joint Venture, LLC | $4.9M | $1.1M | 6.6% | ▲ 9 |
| 6 | Akicita Cyber LLC | $2.3M | −$79K | 3.1% | New |
| 7 | Kiliuda Consulting, LLC | $1.7M | $320K | 2.3% | ▲ 18 |
| 8 | Industrial Economics Inc | $1.5M | $1.4M | 2.1% | ▲ 3 |
| 9 | Chickasaw Business Solutions, LLC | $1.5M | $2.8M | 2.0% | ▼ 8 |
| 10 | Booz Allen Hamilton Inc | $1.5M | $2.1M | 1.9% | ▼ 4 |
| 11 | North Wind Federal Services, LLC | $1.4M | $1.3M | 1.8% | ▲ 1 |
| 12 | Concessions Hospitality Management Government Services, LLC | $1.2M | −$32 | 1.7% | New |
| 13 | 11th Hour Service LLC | $1.0M | $0 | 1.4% | New |
| 14 | American Public Training LLC | $990K | $2.7M | 1.3% | ▼ 10 |
| 15 | Eagle Health, LLC | $975K | $809K | 1.3% | ▲ 2 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Management Science and Innovation, LLC$0 → $18.0M (+$18.0M) · now #1
- ST. Moritz Enterprises, L.L.C.$2.7M → $10.2M (+$7.5M) · now #2
- RMA Associates LLC$0 → $5.6M (+$5.6M) · now #4
Largest declines
- Montech Inc$2.4M → −$440K (−$2.8M) · no latest-period obligations
- Fortis Native Group LLC$1.2M → −$1.6M (−$2.7M) · no latest-period obligations
- Cyberstar LLC$2.7M → $725K (−$2.0M) · now #22
New to this market
14 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Management Science and Innovation, LLC | Sep 24, 2026 | $18.0M |
| RMA Associates LLC | Dec 30, 2025 | $5.6M |
| 11th Hour Service LLC | Mar 31, 2026 | $1.0M |
| Veteran First Tech, LLC | Sep 14, 2026 | $449K |
| Golden Wolf, LLC | Mar 11, 2026 | $324K |
| Research Triangle Institute | Feb 25, 2026 | $258K |
| Cherokee Nation Solutions Link, L.L.C. | Mar 31, 2026 | $170K |
| James Marshall Consulting, Inc. | Jul 27, 2026 | $50K |
Where the money comes from
Funding sub-agencies within the Department of the Interior, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Departmental Offices | $28.7M | −$8.1M | Up $36.8M (456.7%) |
| Bureau of Indian Affairs and Bureau of Indian Education | $12.3M | $7.2M | Up $5.1M (71.3%) |
| Insular Affairs | $6.6M | $2.7M | Up $3.9M (145.7%) |
| National Park Service | $6.3M | $2.1M | Up $4.2M (197.6%) |
| Bureau of Land Management | $4.9M | $4.6M | Up $357K (7.8%) |
| Bureau of Reclamation | $3.9M | $3.2M | Up $630K (19.5%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| 140A1624F0005 | Akicita Cyber LLC PROJECT SUPPORT SERVICES FOR INDIAN AFFAIRS OFFICE OF FACILITIES PROPERTY AND SAFETY MANAGEMENT, DIVISION OF FACILITIES MANAGEMENT AND CONSTRUCTION (DFMC) BUSINESS SUPPORT… | $6.3M | Nov 2, 2026 |
| 140A1621C0002 | Cyberstar LLC OIMT IT BUSINESS SUPPORT SERVICES | $9.2M | Dec 10, 2026 |
| 140D0425F0590 | ST. Moritz Enterprises, L.L.C. MISSION SUPPORT SERVICES | $3.0M | Dec 22, 2026 |
| 140D0426F0074 | RMA Associates LLC FINANCIAL AUDIT SUPPORT SERVICES FOR THE INSULAR GOVERNMENTS | $2.5M | Jan 31, 2027 |
| 140A1626CD8006 | Chickasaw Business Solutions, LLC THIS IS A REQUIREMENT FOR PROFESSIONAL DOCUMENTATION SEARCH ASSISTANCE TO SUPPORT THE FEDERAL GOVERNMENT'S HISTORICAL ACCOUNTING OBLIGATIONS UNDER THE REFORM ACT AND ONGOING… | $7.3M | Feb 10, 2027 |
| 140R1724C0001 | North Wind Federal Services, LLC JANITORIAL SERVICES FOR GRAND COULEE DAM, WA | $4.1M | Mar 31, 2027 |
| 140D0423C0044 | Windsor Group LLC LITIGATION SUPPORT SERVICES - OFFICE OF THE SOLICITOR | $2.5M | Apr 20, 2027 |
| 140L3725F0217 | ICF Incorporated, L.L.C. BLM/NWCG WILDLAND FIRE INCIDENT PERFORMANCE AND TRAINING MODERNIZATION (IPTM) BPA- ORDER FOR SERVICES SUPPORTING 5 INCIDENT POSITIONS | $2.7M | May 12, 2027 |
| 140A1624F0103 | Montech Inc REAL ESTATE REVIEW & PROCESSING SUPPORT SERVICES FOR OTS | $3.3M | Sep 4, 2027 |
| 140D0426F1202 | ST. Moritz Enterprises, L.L.C. AQD-26-005 MISSION SUPPORT SERVICES | $6.6M | Sep 20, 2027 |
Common questions
Who are the top Interior contractors for NAICS 541611?
In the latest 12 months, Management Science and Innovation, LLC ($18.0M), ST. Moritz Enterprises, L.L.C. ($10.2M), ICF Incorporated, L.L.C. ($6.7M) received the most Interior obligations for administrative management and general management consulting services.
How concentrated is this market?
The eight largest primes held 68.5% of positive obligations, and Management Science and Innovation, LLC alone held 24.2%. 14 contractors won their first obligations in this market during the latest 12 months.
Are any large Interior NAICS 541611 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 140A1624F0005 (Akicita Cyber LLC, $6.3M obligated), ending Nov 2, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$281.3MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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