Top State Department other scientific and technical consulting services contractors
In the 12 months ending Oct 5, 2026, the Department of State obligated $13.8M in net prime contract dollars under NAICS 541690, down 66.9% from $41.7M in the preceding 12 months. 19 prime contractors received positive obligations, and 3 of them accounted for 80% of that spend.
Prime contracts funded by the Department of State. 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 State Department contractors for NAICS 541690
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 | Michael Stapleton Associates, Ltd. | $28.3M | $35.6M | 56.2% | — |
| 2 | Tatitlek Government Services, LLC | $10.9M | $12.2M | 21.6% | ▲ 2 |
| 3 | Olgoonik Solutions LLC | $6.2M | $13.5M | 12.3% | — |
| 4 | The Johns Hopkins University Applied Physics Laboratory LLC | $1.1M | $975K | 2.1% | ▲ 4 |
| 5 | Home Essentials SL | $1.1M | $1.2M | 2.1% | ▲ 1 |
| 6 | Leisnoi Professional Services LLC | $1.0M | $1.1M | 2.0% | ▲ 1 |
| 7 | Gardaworld Mocambique Limitada | $500K | $0 | 1.0% | New |
| 8 | Radea Stammhaus Gmbh | $475K | $0 | 0.9% | New |
| 9 | U.S. Civilian Research and Development Foundation | $239K | −$892K | 0.5% | New |
| 10 | Miscellaneous Foreign Awardees | $175K | $0 | 0.4% | New |
| 11 | Euroatlantic Partners | $96K | $96K | 0.2% | — |
| 12 | Aldebaran TC LLC | $89K | $59K | 0.2% | ▲ 1 |
| 13 | Chainalysis Government Solutions, LLC | $70K | $0 | 0.1% | New |
| 14 | Servicios Boso SA | $62K | $0 | 0.1% | New |
| 15 | International Facility Management Association | $50K | $0 | 0.1% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Amentum Services, Inc.−$21.0M → $0 (+$21.0M) · no latest-period obligations
- Linxx Global Solutions, LLC−$10.2M → −$625K (+$9.6M) · no latest-period obligations
- IDS International, LLC−$9.8M → −$851K (+$9.0M) · no latest-period obligations
Largest declines
- PAE Government Services, Inc.$15.1M → −$31.9M (−$47.0M) · no latest-period obligations
- Michael Stapleton Associates, Ltd.$35.6M → $28.3M (−$7.4M) · now #1
- Olgoonik Solutions LLC$13.5M → $6.2M (−$7.3M) · now #3
New to this market
6 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Gardaworld Mocambique Limitada | Sep 30, 2026 | $500K |
| Radea Stammhaus Gmbh | Jan 29, 2026 | $475K |
| Chainalysis Government Solutions, LLC | Sep 18, 2026 | $70K |
| Servicios Boso SA | Mar 2, 2026 | $62K |
| Aleph Risk Intelligence | Sep 28, 2026 | $33K |
| Fagus Lab S.R.L. Start-UP Costituita a Norma Dell'art. 4 Comma 10 BIS DEL Decreto Legge 24 Gennaio 2015 N. 3 | Sep 24, 2026 | $26K |
Where the money comes from
Funding sub-agencies within the Department of State, 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 |
|---|---|---|---|
| Department of State | $13.8M | $41.7M | Down $27.9M (66.9%) |
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 |
|---|---|---|---|
| 19AQMM22F3663 | Michael Stapleton Associates, Ltd. AWARD DIPLOMATIC SECURITY GLOBAL CANINE SERVICES CENTER WORLDWIDE PROTECTIVE SERVICES BUREAU OF DIPLOMATIC SECURITY US DEPARTMENT OF STATE | $128.2M | Mar 29, 2027 |
| SAQMMA17F2553 | IDS International, LLC TRAINING SERVICES | $27.8M | Mar 31, 2027 |
| 19AQMM24C0074 | Leisnoi Professional Services LLC INDEPENDENT ECONOMIC DATA COLLECTION FOR COST OF LIVING INDEXES | $3.2M | Jun 14, 2027 |
| 19AQMM24F1046 | Michael Stapleton Associates, Ltd. AWARD ATA TASK ORDER 2 IN THE AMOUNT OF $1,690,979.64 PROVIDE INITIAL CONTRACT FUNDING IN THE AMOUNT OF $463,142.87 FOR JOR-MENTORS-BY ATA GLOBAL CANINE SUSTAINMENT BUREAU OF… | $1.8M | Jun 29, 2027 |
| 19AQMM24F1116 | Tatitlek Government Services, LLC DS/EX LABOR SUPPORT SERVICES | $11.3M | Jun 30, 2027 |
| 19AQMM24F1115 | Tatitlek Government Services, LLC DS/OSAC LABOR SUPPORT SERVICES | $6.1M | Jun 30, 2027 |
| 19AQMM22F1884 | Olgoonik Solutions LLC DS DOMESTIC OPERATIONS DIRECTORATE STAFFING CONTRACT FOR SSD. | $13.0M | Sep 10, 2027 |
| 19AQMM22F1883 | Olgoonik Solutions LLC DS DOMESTIC OPERATIONS DIRECTORATE STAFFING CONTRACT FOR PROTECTION. | $11.8M | Sep 10, 2027 |
| 19AQMM22F1886 | Olgoonik Solutions LLC DS DOMESTIC OPERATIONS DIRECTORATE STAFFING CONTRACT FOR ICI/CCV. | $2.9M | Sep 10, 2027 |
| 19AQMM22F1882 | Olgoonik Solutions LLC DS DOMESTIC OPERATIONS DIRECTORATE STAFFING CONTRACT FOR COUNTER INTELLIGENCE | $1.7M | Sep 11, 2027 |
Common questions
Who are the top State Department contractors for NAICS 541690?
In the latest 12 months, Michael Stapleton Associates, Ltd. ($28.3M), Tatitlek Government Services, LLC ($10.9M), Olgoonik Solutions LLC ($6.2M) received the most State Department obligations for other scientific and technical consulting services.
How concentrated is this market?
The eight largest primes held 98.3% of positive obligations, and Michael Stapleton Associates, Ltd. alone held 56.2%. 6 contractors won their first obligations in this market during the latest 12 months.
Are any large State Department NAICS 541690 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 19AQMM22F3663 (Michael Stapleton Associates, Ltd., $128.2M obligated), ending Mar 29, 2027. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$24.9MFigures 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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