Top HHS all other support services contractors
In the 12 months ending Oct 5, 2026, the Department of Health and Human Services obligated $10.1M in net prime contract dollars under NAICS 561990, up 21.1% from $8.3M in the preceding 12 months. 34 prime contractors received positive obligations, and 3 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Health and Human Services. 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 HHS contractors for NAICS 561990
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 | Teya Diversified Services LLC | $6.7M | $615K | 56.4% | ▲ 4 |
| 2 | Didlake Inc | $2.3M | $2.3M | 19.0% | ▼ 1 |
| 3 | Chenega Government Mission Solutions, LLC | $837K | $179K | 7.0% | ▲ 8 |
| 4 | Walter - Seba JV | $425K | $0 | 3.6% | New |
| 5 | DT-Trak Consulting, Inc. | $409K | $366K | 3.4% | ▲ 4 |
| 6 | Texas a & M University System Health Science Center | $256K | $0 | 2.1% | New |
| 7 | Trueshred, Inc. | $216K | $156K | 1.8% | ▲ 5 |
| 8 | Emory University | $144K | $78K | 1.2% | ▲ 6 |
| 9 | Nikon Instruments Inc | $118K | $0 | 1.0% | New |
| 10 | Martin Loyd Inc. | $80K | $475K | 0.7% | ▼ 2 |
| 11 | TSI Incorporated | $69K | $58K | 0.6% | ▲ 5 |
| 12 | Shred Co LLC | $46K | $39K | 0.4% | ▲ 6 |
| 13 | emes2 Pharmaceuticals, LLC | $38K | $35K | 0.3% | ▲ 6 |
| 14 | Wolters Kluwer Health, Inc. | $25K | $24K | 0.2% | ▲ 14 |
| 15 | Adelante Development Center Inc | $25K | $8K | 0.2% | ▲ 24 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Teya Diversified Services LLC$615K → $6.7M (+$6.1M) · now #1
- Chenega Government Mission Solutions, LLC$179K → $837K (+$658K) · now #3
- Walter - Seba JV$0 → $425K (+$425K) · now #4
Largest declines
- Tanaq Support Services, LLC$526K → −$747K (−$1.3M) · no latest-period obligations
- David C. Smith & SON, Inc.$1.0M → −$60 (−$1.0M) · no latest-period obligations
- Standing Rock Sioux Tribe$737K → $0 (−$737K) · no latest-period obligations
New to this market
8 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Walter - Seba JV | Jul 9, 2026 | $425K |
| Texas a & M University System Health Science Center | Aug 20, 2026 | $256K |
| Nikon Instruments Inc | Sep 23, 2026 | $118K |
| Clinical Data Interchange Standards Consortium Inc | Sep 29, 2026 | $25K |
| Changquan YE | Jan 26, 2026 | $25K |
| Cynthia M Fioriti | Jan 29, 2026 | $17K |
| Minnkota Enviroservices, Inc. | Nov 17, 2025 | $5K |
| CI Support LLC | Sep 14, 2026 | $5K |
Where the money comes from
Funding sub-agencies within the Department of Health and Human Services, 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 |
|---|---|---|---|
| Food and Drug Administration | $7.1M | $646K | Up $6.5M (1000.1%) |
| Office of the Assistant Secretary for Administration | $1.2M | $2.5M | Down $1.3M (52.4%) |
| National Institutes of Health | $904K | $2.4M | Down $1.5M (62.9%) |
| Indian Health Service | $654K | $1.3M | Down $673K (50.7%) |
| Office of the Assistant Secretary for Financial Resources | $131K | $0 | New |
| Centers for Disease Control and Prevention | $34K | $1.3M | Down $1.3M (97.4%) |
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 |
|---|---|---|---|
| 75F40126F19005 | Teya Diversified Services LLC WHITE OAK CAMPUS LOADING DOCK & STORAGE ROOM SUPPORT, BASE + OPTIONS | $1.3M | Dec 29, 2026 |
| 75F40125F19001 | Teya Diversified Services LLC FDA MOVE & LABOR PROGRAM MANAGER, OPERATIONS MANAGER, PROGRAM PLANNER | $1.2M | Sep 23, 2027 |
| 75D30125C20681 | Chenega Government Mission Solutions, LLC DATA SUPPORT | $1.0M | Sep 29, 2027 |
| 75F40126F19003 | Teya Diversified Services LLC HEADQUARTERS CONSOLIDATION AND SPACE OPTIMIZATION SUPPORT SERVICES- BASE + THREE OPTION YEARS | $2.5M | Nov 16, 2027 |
| 75P00224C00001 | Didlake Inc WAREHOUSE SUPPORT SERVICES | $7.0M | Mar 31, 2028 |
Common questions
Who are the top HHS contractors for NAICS 561990?
In the latest 12 months, Teya Diversified Services LLC ($6.7M), Didlake Inc ($2.3M), Chenega Government Mission Solutions, LLC ($837K) received the most HHS obligations for all other support services.
How concentrated is this market?
The eight largest primes held 94.6% of positive obligations, and Teya Diversified Services LLC alone held 56.4%. 8 contractors won their first obligations in this market during the latest 12 months.
Are any large HHS NAICS 561990 contracts ending soon?
5 of the largest awards in this market reach their current end date in the next 18 months. The first is 75F40126F19005 (Teya Diversified Services LLC, $1.3M obligated), ending Dec 29, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
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$11.3MDOT · NAICS 561990
$11.0MFigures 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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