Top SSA offices of certified public accountants contractors
In the 12 months ending Oct 5, 2026, the Social Security Administration obligated $12.4M in net prime contract dollars under NAICS 541211, up 43.9% from $8.6M in the preceding 12 months. 3 prime contractors received positive obligations, and 2 of them accounted for 80% of that spend.
Prime contracts funded by the Social Security Administration. 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 SSA 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 | Ernst & Young LLP | $6.5M | $5.6M | 52.1% | — |
| 2 | Kearney & Company, P.C. | $5.5M | $2.9M | 44.0% | — |
| 3 | Harper Rains Knight & Co PA | $476K | $1.5M | 3.8% | — |
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.$2.9M → $5.5M (+$2.6M) · now #2
- Mathematica Inc.−$1.1M → $0 (+$1.1M) · no latest-period obligations
- Ernst & Young LLP$5.6M → $6.5M (+$841K) · now #1
Largest declines
- Harper Rains Knight & Co PA$1.5M → $476K (−$981K) · now #3
Where the money comes from
Funding sub-agencies within the Social Security Administration, 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 |
|---|---|---|---|
| Social Security Administration | $12.4M | $8.6M | Up $3.8M (43.9%) |
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 |
|---|---|---|---|
| 28321326FA0010195 | Kearney & Company, P.C. CONTRACTOR SUPPORT TO CONDUCT FINANCIAL MANAGEMENT SYSTEM REVIEWS, MANAGEMENT CONTROL REVIEWS, GREEN BOOK ASSESSMENT, BUSINESS PROCESS NARRATIVES AND CONTROL TESTING, AND RISK… | $4.2M | Jul 19, 2027 |
| 28321323FDX030009 | Ernst & Young LLP FINANCIAL STATEMENT AUDIT(BASE+ 4 OPTION PERIODS) | $23.9M | Feb 28, 2028 |
| 28321323FDX030213 | Mathematica Inc. TICKET TO WORK (TTW) EVALUATION - TO FURTHER EXPLORE WHO IS SUCCESSFUL IN THE TTW PROGRAM, WHY THE PROGRAM IS MORE EFFECTIVE FOR SOME INDIVIDUALS THAN OTHERS, AND HOW IT CAN BE… | $6.7M | Mar 31, 2028 |
Common questions
Who are the top SSA contractors for NAICS 541211?
In the latest 12 months, Ernst & Young LLP ($6.5M), Kearney & Company, P.C. ($5.5M), Harper Rains Knight & Co PA ($476K) received the most SSA obligations for offices of certified public accountants.
How concentrated is this market?
The eight largest primes held 100.0% of positive obligations, and Ernst & Young LLP alone held 52.1%. 0 contractors won their first obligations in this market during the latest 12 months.
Are any large SSA NAICS 541211 contracts ending soon?
3 of the largest awards in this market reach their current end date in the next 18 months. The first is 28321326FA0010195 (Kearney & Company, P.C., $4.2M obligated), ending Jul 19, 2027. 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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