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NAICS 541690 market
NAICS 541690

NAICS 541690 contractors: Other Scientific and Technical Consulting Services

64 federal prime contractors list NAICS 541690 as their primary industry. Together they received $1.1B in prime contract obligations in the latest 12 months. The largest by obligations since FY2022 is Kelly Services, Inc., and most are headquartered in Virginia, Maryland, and California.

All 64 contractors

Ranked by prime contract obligations since FY2022, across all their NAICS codes. Open a profile for top agencies, recent awards, and contracts ending soon.

NAICS 541690 contractors: Other Scientific and Technical Consulting Services
ContractorHeadquartersLatest 12 moSince FY2022
Kelly Services, Inc.Michigan$115.6M$859.6M
General Dynamics One Source LLCVirginia$255.0M$807.7M
GAP Solutions, Inc.Virginia$108.0M$433.1M
System High CorporationVirginia$81.2M$414.3M
National Academy of SciencesDistrict of Columbia$50.5M$303.2M
Unwin CoOhio$42.2M$205.3M
Michael Stapleton Associates, Ltd.New York$30.5M$162.3M
Goldbelt Professional Services, LLCVirginia$67.5M$161.6M
RMC 2021 LLCVirginia$14.1M$145.8M
Essex Management LLCVermont$28.2M$128.4M
Pundir Group, IncCalifornia$42.8M$108.7M
Ameresco Select, Inc.Massachusetts$17.4M$98.7M
Olgoonik Solutions LLCAlaska$15.4M$94.5M
Dependable Global Solutions, LLCVirginia−$1.7M$92.7M
Yale New Haven Health Services CorporationConnecticut$15.8M$89.4M
JP Systems, Inc.Virginia$10.4M$84.9M
Global Engineering & Technology IncFlorida$20.6M$67.0M
Eagle Global Scientific, LLCTexas$3.0M$66.3M
Vantor Services Inc.Virginia$14.4M$66.2M
A.I.S., Inc.Massachusetts$13.2M$65.5M
Kegman Inc.Florida$12.6M$64.5M
Technology Security Associates, Inc.Maryland$10.8M$52.8M
Dboc Joint VentureVirginia$532K$49.3M
Swmg Productions IncArizona$146K$39.8M
k2 Group, Inc.Virginia$10.1M$39.3M
Mobius Consulting, LLCVirginia$6.8M$37.7M
Managed Business Solutions LLCWashington−$2.3M$36.7M
Kennell & Associates IncVirginia$7.7M$36.7M
Bmnt Inc.California$2.1M$34.8M
SOL Engineering Services, LLCMississippi$6.2M$34.2M
Minatoishi Palumbo Architects, Inc.Hawaii$413K$31.7M
Deck Prism LLCMaryland$17.4M$28.7M
Systex, IncMaryland$5.6M$27.3M
Phigenics LLCIllinois$5.4M$26.7M
CCS Associates, Inc.California$4.5M$25.1M
S.P. Cramer & Associates, Inc.Oregon$1.2M$22.9M
Xprestest Inc.New York$18.8M$22.3M
Academi Training Center LLCNorth Carolina−$2.1M$21.9M
Identification Technology Partners IncMaryland$1.1M$18.8M
Controlant HF.Outside the U.S.$0$18.4M
International Business Machines CorporationMichigan$0$18.0M
Float Partners LLCHawaii$4.8M$17.8M
Trane, DIV American StandardWisconsin$0$17.6M
Buffalo Horse IncMontana$3.3M$17.6M
Digitalis Commons, Inc.New York$2.6M$17.4M
Swift River Versar JVAlaska$0$17.3M
Remedy Technological Services, LPTexas$729K$16.8M
tech62 IncVirginia$2.7M$16.5M
Tactica Management Services LLCTennessee$0$15.5M
Environmental Science Services IncLouisiana$513K$15.3M
Circana, LLCIllinois$3.3M$15.1M
Dataconsult-IO LLCMaryland$178K$14.7M
Mission TechnologyOhio−$66K$14.5M
Washington State UniversityWashington$2.0M$14.3M
Maxmed Saratoga JV LLCTexas$1.2M$14.2M
code360 Inc.Virginia$2.8M$12.7M
Apprise IncNew Jersey$4.4M$12.6M
Ecodata Analytics LLCWashington$10.2M$12.1M
Tierra Data IncCalifornia$971K$11.4M
Training Technologies and Support, Inc.Kansas$2.0M$10.9M
The Wright Way Enterprises LLCDistrict of Columbia$720K$10.2M
Estenda Solutions, Inc.Pennsylvania$3.1M$10.2M
Information Systems Laboratories, IncVirginia$773K$10.1M
Arbor Research Collaborative for HealthMichigan−$793K$10.1M

Prime contract obligations from USAspending.gov through Oct 5, 2026. A contractor's primary NAICS is the code with the most obligations since FY2022. For the largest contractors in this NAICS by obligations under it, see the NAICS 541690 market page. To search by name, UEI, or CAGE code, use the contractor directory.

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