Top GSA custom computer programming services contractors
In the 12 months ending Oct 5, 2026, the General Services Administration obligated $236.0M in net prime contract dollars under NAICS 541511, up 42.2% from $166.0M in the preceding 12 months. 39 prime contractors received positive obligations, and 5 of them accounted for 80% of that spend.
Prime contracts funded by the General Services 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 GSA contractors for NAICS 541511
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 | Booz Allen Hamilton Inc | $71.8M | $72.7M | 30.1% | — |
| 2 | International Business Machines Corporation | $64.5M | $20.0M | 27.1% | — |
| 3 | Flexion Inc | $23.3M | $4.1M | 9.8% | ▲ 5 |
| 4 | Amivero LLC | $22.2M | $12.3M | 9.3% | ▼ 1 |
| 5 | Fearless Solutions, LLC | $14.8M | $8.7M | 6.2% | — |
| 6 | Spatial Front Inc | $7.2M | $7.0M | 3.0% | — |
| 7 | REI Systems, Inc. | $6.8M | $1.8M | 2.9% | ▲ 6 |
| 8 | Horizon Industries, Limited | $3.1M | $1.4M | 1.3% | ▲ 6 |
| 9 | Apex Logic Inc | $3.0M | $312K | 1.3% | ▲ 19 |
| 10 | agile5 Technologies Inc | $2.8M | $11.1M | 1.2% | ▼ 6 |
| 11 | Itegrity Inc | $2.5M | −$169 | 1.1% | New |
| 12 | American Systems Corporation | $2.1M | $6.7M | 0.9% | ▼ 5 |
| 13 | Peraton Technology Services Inc. | $2.1M | $1.0M | 0.9% | ▲ 5 |
| 14 | Comtech LLC | $2.0M | $1.8M | 0.8% | ▼ 2 |
| 15 | Attainx Inc. | $1.5M | $2.0M | 0.7% | ▼ 4 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- International Business Machines Corporation$20.0M → $64.5M (+$44.4M) · now #2
- Flexion Inc$4.1M → $23.3M (+$19.2M) · now #3
- Amivero LLC$12.3M → $22.2M (+$9.9M) · now #4
Largest declines
- agile5 Technologies Inc$11.1M → $2.8M (−$8.3M) · now #10
- PBG Consulting, LLC$3.5M → −$1.3M (−$4.8M) · no latest-period obligations
- American Systems Corporation$6.7M → $2.1M (−$4.5M) · now #12
New to this market
3 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Ekasys Inc | Jun 25, 2026 | $181K |
| Tyler Federal, LLC | Sep 29, 2026 | $56K |
| Decisiveinstincts, LLC | Aug 31, 2026 | $49K |
Where the money comes from
Funding sub-agencies within the General Services 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 |
|---|---|---|---|
| Federal Acquisition Service | $202.5M | $122.8M | Up $79.7M (64.9%) |
| Office of the Chief Information Officer | $13.1M | $17.3M | Down $4.2M (24.4%) |
| Office of Government-wide Policy | $12.4M | $10.0M | Up $2.4M (23.7%) |
| Public Buildings Service | $5.3M | $3.0M | Up $2.3M (75.0%) |
| Office of Administrative Services | $1.6M | $1.1M | Up $473K (41.9%) |
| General Services Administration | $658K | $565K | Up $93K (16.4%) |
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 |
|---|---|---|---|
| 47QPCA26F0005 | International Business Machines Corporation LEGACY SYSTEM FOR AWARD MANAGEMENT (LSAM) & FEDERAL PROCUREMENT DATA SYSTEM (FPDS) OPERATIONS & MAINTENANCE LOGICAL FOLLOW-ON | $10.2M | Oct 21, 2026 |
| 47QFEA25F0005 | Booz Allen Hamilton Inc HALE BOPP BRIDGE CONTRACT | $23.2M | Dec 26, 2026 |
| 47QFEA25F0004 | International Business Machines Corporation OCIO FAS IT SYSTEM OM HALLEYS FOLLOWON | $46.5M | Dec 26, 2026 |
| 47HAA022F0037 | Horizon Industries, Limited GSA REAL ESTATE EXCHANGE SERVICES | $11.4M | Mar 2, 2027 |
| 47HAA023F0027 | Spatial Front Inc APPLICATIONS OPERATIONS | $26.6M | Mar 9, 2027 |
| 47QPCA26F0012 | Flexion Inc DEVSECOPS SUPPORT FOR AROS | $9.0M | Mar 10, 2027 |
| 47QFEA26F0004 | International Business Machines Corporation CONTRACT ACQUISITION LIFECYCLE MANAGEMENT BRIDGE CALM | $14.7M | Mar 31, 2027 |
| 47QDCB22F0006 | Booz Allen Hamilton Inc FAS CLOUD SERVICES SUPPORT | $185.1M | Mar 31, 2027 |
| 47HAA022F0006 | Booz Allen Hamilton Inc CAPITAL PLANNING AND INVESTMENT CONTROL (CPIC) PROJECT MANAGEMENT OFFICE (PMO) SUPPORT SERVICES | $52.8M | Jul 8, 2027 |
| 47QPCA25F0018 | Amivero LLC LOGINGOV FRAUD OPS TOTAL CALL ORDER | $23.8M | Sep 23, 2027 |
Common questions
Who are the top GSA contractors for NAICS 541511?
In the latest 12 months, Booz Allen Hamilton Inc ($71.8M), International Business Machines Corporation ($64.5M), Flexion Inc ($23.3M) received the most GSA obligations for custom computer programming services.
How concentrated is this market?
The eight largest primes held 89.7% of positive obligations, and Booz Allen Hamilton Inc alone held 30.1%. 3 contractors won their first obligations in this market during the latest 12 months.
Are any large GSA NAICS 541511 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 47QPCA26F0005 (International Business Machines Corporation, $10.2M obligated), ending Oct 21, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$291.7MFigures 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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