Top Interior offices of certified public accountants contractors
In the 12 months ending Oct 5, 2026, the Department of the Interior obligated $8.6M in net prime contract dollars under NAICS 541211, up 18.6% from $7.2M in the preceding 12 months. 5 prime contractors received positive obligations, and 2 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 541211
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 | Kpmg LLP | $6.5M | $6.1M | 75.9% | — |
| 2 | Kearney & Company, P.C. | $1.0M | $0 | 11.8% | New |
| 3 | ATA Services, Inc. | $711K | $763K | 8.2% | ▼ 1 |
| 4 | Hamilton Enterprises, LLC | $235K | $0 | 2.7% | New |
| 5 | Conrad LLP | $114K | $0 | 1.3% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Kearney & Company, P.C.$0 → $1.0M (+$1.0M) · now #2
- Kpmg LLP$6.1M → $6.5M (+$471K) · now #1
- Hamilton Enterprises, LLC$0 → $235K (+$235K) · now #4
Largest declines
- Mcdemus & Co LLC$337K → −$37K (−$374K) · no latest-period obligations
- ATA Services, Inc.$763K → $711K (−$52K) · now #3
- Reed & Associates, Cpas, Inc.$35K → −$4K (−$39K) · no latest-period obligations
New to this market
2 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Kearney & Company, P.C. | Jun 17, 2026 | $1.0M |
| Conrad LLP | Jan 12, 2026 | $114K |
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 |
|---|---|---|---|
| Office of the Inspector General | $6.0M | $5.4M | Up $533K (9.8%) |
| Departmental Offices | $1.2M | $337K | Up $881K (261.7%) |
| Bureau of Land Management | $711K | $763K | Down $52K (6.8%) |
| Executive Secretariat | $683K | $631K | Up $52K (8.3%) |
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 |
|---|---|---|---|
| 140D0425F0202 | Kpmg LLP DEPARTMENT OF INTERIOR (DOI), OFFICE OF THE INSPECTOR GENERAL (OIG) FINANCIAL AUDIT SUPPORT SERVICES | $11.4M | Dec 31, 2026 |
Common questions
Who are the top Interior contractors for NAICS 541211?
In the latest 12 months, Kpmg LLP ($6.5M), Kearney & Company, P.C. ($1.0M), ATA Services, Inc. ($711K) received the most Interior obligations for offices of certified public accountants.
How concentrated is this market?
The eight largest primes held 100.0% of positive obligations, and Kpmg LLP alone held 75.9%. 2 contractors won their first obligations in this market during the latest 12 months.
Are any large Interior NAICS 541211 contracts ending soon?
1 of the largest awards in this market reach their current end date in the next 18 months. The first is 140D0425F0202 (Kpmg LLP, $11.4M obligated), ending Dec 31, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$13.9MFigures 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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