NAICS 541330 market
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NAICS 541330 contractors: Engineering Services

1,157 federal prime contractors list NAICS 541330 as their primary industry. Together they received $30.2B in prime contract obligations in the latest 12 months. The largest by obligations since FY2022 is BAE Systems Technology Solutions & Services Inc., and most are headquartered in Virginia, Maryland, and California.

Contractors 751–1,000 of 1,157

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 541330 contractors: Engineering Services
ContractorHeadquartersLatest 12 moSince FY2022
Multi-MAC JVArizona$77K$27.9M
Invictus Associates, LLCVirginia$8.5M$27.9M
Raytheon CompanyFlorida$0$27.8M
Constellation Aviation Solutions, LLCFlorida$11.9M$27.8M
Kinetx, LLCTexas$5.9M$27.8M
Savit CorporationNew Jersey$4.1M$27.8M
HDR-OBG a Joint VentureMissouri$7.8M$27.7M
Advanced Computer Learning Co, LLCNorth Carolina$1.7M$27.7M
AM Pierce & Associates, Inc.Maryland$8.1M$27.6M
Insynergy Engineering IncHawaii$736K$27.6M
Moffatt & Nichol - AECOM JVNew Jersey$16.8M$27.5M
HDR GEI Joint VentureCalifornia$352K$27.1M
Thornton Tomasetti, Inc.New York$16.9M$27.1M
AECOM Services, Inc.Virginia$0$27.1M
Blair Remy Merrick MP Joint Venture, LLCOklahoma$7.0M$26.9M
Integrits CorpCalifornia$1.7M$26.8M
Strider Technologies, Inc.Utah$1.5M$26.8M
AH/BC Navy JV, LLCVirginia$0$26.7M
Bluestone Interspec JV, LLCPennsylvania$1.2M$26.7M
Applied Technical Systems, Inc.Virginia$6.1M$26.7M
Northeast Infrastructure LLCPennsylvania$6.5M$26.7M
Bethel Engineering & Consulting LLCAlaska$373K$26.6M
Tele-Consultants, Inc.Virginia$2.2M$26.5M
Spectrum Comm Inc.Virginia$2.2M$26.4M
Propulsor Technology IncPennsylvania$4.5M$26.4M
GEI Consultants IncMassachusetts$4.5M$26.2M
Multi-MAC Joint VentureCalifornia$5.9M$26.1M
CCI Facility Support Services LLCAlabama$1.9M$26.0M
John H. Northrop & Associates, Inc.Virginia$1.8M$26.0M
Systems Resource Management, Inc.Rhode Island$6.0M$26.0M
Bullock Tice Associates, LLCFlorida$0$26.0M
Burns & Mcdonnell + Group 70 Ho'ohui'ia Joint VentureHawaii$538K$26.0M
Otie-Merrick JV LLCWisconsin$4.3M$25.9M
Tetra Tech, Inc.Illinois$4.7M$25.9M
Huitt-Zollars Mason & Hanger Joint VentureTexas$0$25.9M
Cherokee Federal Solutions, L.L.C.Oklahoma$6.3M$25.9M
Technical Systems Integration, Inc.Virginia$7.4M$25.8M
Michael Baker International & Huitt-Zollars JVTexas$415K$25.7M
Peraton Inc.Virginia$0$25.7M
Msmm Huitt-Zollars a Joint Venture LLCLouisiana$10.7M$25.6M
Sain Engineering Associates, Inc.Alabama$4.3M$25.6M
Aesus Design Group LLCArizona$6.2M$25.2M
Englobal Government Services IncOklahoma$126K$25.2M
OES-Pond JV II LLCWisconsin$3.4M$25.2M
Baird-Stantec Joint VentureWisconsin$6.8M$25.2M
Kros-WiseCalifornia$800$25.1M
Yulista GAN Technology Services, LLCAlaska$7.3M$25.1M
Dowl, LLCMontana$8.2M$25.1M
Atkins North America, Inc.Tennessee$0$25.1M
The Gemini 3 Group, Inc.Virginia$1.7M$24.9M
Black & Veatch - GEI JVKansas$14.7M$24.9M
Leonardo Technologies, Inc.Ohio$1.2M$24.7M
Raymond Pond Enterprise Solutions JV LLCGeorgia$5.7M$24.7M
The Potomac Institute for Policy StudiesVirginia$2.0M$24.7M
Athena Engineering & Environmental, LLCTennessee$693K$24.6M
Or Solutions LLCVirginia$5.3M$24.5M
Msmm Engineering, LLCLouisiana$3K$24.5M
Ssfm International, Inc.Hawaii$7.4M$24.5M
RF Logistics, LLCVirginia$5.1M$24.5M
Austin Brockenbrough & Associates LLCVirginia$758K$24.4M
Kenneth Hahn Architects IncNebraska$1.8M$24.4M
b3 Solutions, LLCVirginia$1.4M$24.3M
Kentco CorporationVirginia$5.4M$24.2M
Benham Design, LLCOklahoma$1.9M$24.2M
sg2 LLCMaryland$8.4M$24.2M
Island Creek Associates, LLCMaryland$0$24.2M
RDR, Inc.Virginia$10.9M$24.1M
ADC Engineering IncSouth Carolina$38K$24.0M
GPA Technologies, IncCalifornia$300K$23.9M
Lloyd Collins JVTexas$4.7M$23.9M
PPT Solutions, LLCAlabama$4.9M$23.9M
Collins Engineers, IncorporatedIllinois$937K$23.8M
Forsgren Associates IncUtah$2.1M$23.8M
Rhodes & Brito Architects Inc.Florida$0$23.8M
Blue Arrow Architecture LLCTexas$0$23.7M
Schnabel-HDR Joint VenturePennsylvania$3.5M$23.6M
ASJ IT Services. LLCVirginia$3.8M$23.5M
Weston-EA JVPennsylvania$5.7M$23.4M
Intelligent Technology, LLCAlaska$12.0M$23.4M
Crosstek Solutions LLCMississippi$5.6M$23.4M
Human Solutions, Inc.District of Columbia−$136K$23.3M
AH Environmental Consultants, LLCVirginia$5.7M$23.3M
Jlan Solutions LLCDistrict of Columbia$6.9M$23.0M
Baskerville Donovan IncAlabama$961K$23.0M
Solutions Development CorpVirginia$6.4M$22.9M
Lumbee IT Solutions LLCNorth Carolina$9.1M$22.7M
Technologist Inc.Virginia$2.8M$22.7M
Bering Sea Environmental LLCAlaska$1.0M$22.6M
Avineon, Inc.Virginia$1.4M$22.5M
Resilient LLC Joint VentureLouisiana$5.8M$22.5M
KYM Advisors IncVirginia$4.7M$22.4M
Loch Harbour Group, Inc.Virginia$5.7M$22.3M
CDM Federal Programs CorporationFlorida$908K$22.3M
Longenecker & Associates, LLCNew Mexico$3.3M$22.2M
LEO a Daly - Perkins and Will a Joint VentureDistrict of Columbia$335K$22.0M
Stantec GS-AECOM Pacific JVHawaii$1.0M$22.0M
HDR Engineering, Inc.Texas$2.3M$22.0M
IT-OSI-JV, LLCAlaska$12.1M$21.9M
Respublikanskoe Gosudarstvennoe Predpriyatie NA Prave Khozyaistvennogo Vedeniya Natsionalnyi Yadernyi Tsentr RespublikiOutside the U.S.$9.8M$21.9M
OEI-AECOM Joint VentureTexas$8.8M$21.6M
Digital Enterprise Solutions, Inc.Maryland$3.8M$21.6M
Marine Acoustics IncRhode Island$4.6M$21.6M
Axumfed LLCVirginia$4.3M$21.5M
Princeton Hydro LLCNew Jersey$2.3M$21.4M
United Paradyne CorpCalifornia$4.2M$21.4M
Eustis Engineering, L.L.C.Louisiana$126K$21.3M
A. Harold and Associates LLCFlorida$2.0M$21.3M
sa3 Construction Management LLCSouth Carolina$8.7M$21.2M
Linfield, Hunter & Junius, IncLouisiana$885K$21.2M
HF Group IncCalifornia$0$21.1M
Architects Pacific, IncHawaii$210K$21.1M
Qwaltec IncArizona$6.7M$21.1M
AECOM - B&V Usace MED Satoc JVVirginia−$222K$21.0M
AES Group IncColorado$3.3M$21.0M
Greystones Consulting Group, LLCDistrict of Columbia$5.0M$20.9M
Dignitas Technologies JV LLCFlorida−$23K$20.8M
Integrity Federal Services, IncVirginia$5.0M$20.8M
E.M. Norton Enterprises, Inc.California$3.0M$20.7M
Civil Design & Engineering IncArizona$6.6M$20.5M
Target Media-MID Atlantic IncPennsylvania$2.2M$20.4M
Design Alaska, Inc.Alaska$8.1M$20.4M
Fung Associates, Inc.Hawaii$426K$20.3M
Stantec GS - AECOM Atlantic Joint VentureVirginia$3.6M$20.2M
Solers Research Group Inc.Florida$7K$20.2M
Stanley-Dowl JVIowa−$974K$20.1M
Hanson Professional Services, IncIllinois$2.4M$20.1M
Stanley-WSP Joint VentureIowa$518K$20.1M
Expeditionary Technical Solutions, IncorporatedCalifornia$4.8M$20.0M
Sedulous Consulting Services, LLCVirginia$736K$20.0M
WJA PLLCWashington$5.3M$20.0M
Toland & Mizell Architects, Inc.Georgia$146K$19.9M
KAI Hawaii, IncHawaii$744K$19.9M
Siris LLCSouth Carolina$12.9M$19.8M
N-Y Associates IncLouisiana$818K$19.8M
Quantics IncorporatedPennsylvania$2.4M$19.8M
Seba Professional Services LLCMaryland−$51K$19.8M
Great West Engineering IncMontana$3.2M$19.8M
Forge Forward IncVirginia$9.2M$19.7M
Accura Rosser 8a JV LLCGeorgia$0$19.7M
HB&A, LLCColorado$584K$19.7M
Stratus Security Management IncMichigan$2.5M$19.6M
CDM Stanley a Joint VentureVirginia$461K$19.6M
Gushiken-PAE JVOutside the U.S.$977K$19.6M
Compendium Federal Technology, LLCMaryland$1.8M$19.6M
WSP E&IS - HDR Joint VentureNorth Carolina$5.0M$19.6M
Southeast Geospatial, JV LLCFlorida$0$19.5M
Purvis Systems IncNew York$2.2M$19.5M
Natsionalny Yaderny Tsentr Respubliki Kazakhstan, GPOutside the U.S.$0$19.5M
Pioneering Decisive Solutions IncMaryland$2.5M$19.5M
Advanced Decision Vectors LLCVirginia$1.6M$19.4M
Bratslavsky Consulting Engineers, Inc.Alaska$3.6M$19.4M
Ssfm-Noei LLCHawaii$273K$19.3M
Abbott on Call, Inc.Virginia$4.4M$19.3M
Raytheon CompanyCalifornia$3.9M$19.2M
Arcadis U.S., Inc.Tennessee$1.1M$19.1M
Genco Systems IncVirginia$4.3M$18.9M
Clark-Nexsen / ch2m Hill - NorfolkColorado$1.5M$18.9M
Sustainable Design Consortium, (SDC) IncMaryland$2.4M$18.8M
JBW Feditc II JV LLCTexas$3.9M$18.8M
Tridentis LLCVirginia$1.7M$18.8M
Gryphon Aerospace, LLCNew Mexico$0$18.7M
AECOM-B&V Lakes and Rivers JVKentucky$1.0M$18.6M
Makhpiya Project Management Co. WLLOutside the U.S.$976K$18.4M
Jacobs and Architects Hawaii Joint VentureHawaii$0$18.4M
k2m Design, IncFlorida$4.5M$18.4M
Gomez Research Associates IncAlabama$0$18.4M
AL-Mustashar LIL-HandasahOutside the U.S.$4.5M$18.4M
Atea Technologies, LLCNorth Carolina$9.5M$18.3M
Vectrona LLCVirginia$4.0M$18.2M
Watermark Risk Management International, LLCVirginia$2.1M$18.2M
Bamforth Engineers + Surveyors, IncVirginia$558K$18.1M
Integrity - the LA Group Joint Venture, LLCWest Virginia$4.8M$18.1M
Strategic Value Solutions, Inc.Missouri$3.4M$18.1M
National Sourcing, Inc.Florida$1.2M$18.1M
RS&H, Inc.Florida$1.8M$18.0M
Rigid Security Group IncVirginia$2.9M$18.0M
GFT Infrastructure, Inc.Pennsylvania$2.1M$18.0M
Applied Management CorpMaryland$4.5M$17.8M
Xsite LLCCalifornia$5.7M$17.7M
Cardno TEC-Leidos, LLCVirginia−$176K$17.6M
Sherlock, Smith & Adams Inc.Alabama$16.9M$17.6M
A 2 Joint Venture, LLCMaryland$7.4M$17.6M
Thinkform Design Architect LLCNew Jersey$1.8M$17.5M
Objective Area Solutions, LLCVirginia$5.8M$17.5M
Corrpro Companies, Inc.California$3.3M$17.5M
Vetegrity LLCMaryland$2.3M$17.5M
UAV Communications, Inc.Virginia$1.0M$17.5M
Appledore Marine - ch2m JVColorado$835K$17.4M
l2e-Oculus JVMissouri$12.1M$17.4M
Opal Soft, Inc.California$4.7M$17.4M
Sentek Consulting, Inc.California$0$17.3M
Air Traffic Engineering Co LLCNew Jersey$3.9M$17.3M
Bailey Edward Design, IncIllinois$3.4M$17.3M
Hill International, Inc.District of Columbia$1.9M$17.2M
Citrine LLCColorado$3.4M$17.0M
S&B Christ Consulting, LLCNevada$1.4M$17.0M
Sapper Solutions LLCLouisiana$0$17.0M
Jacobs-Cold Regions a Joint VentureVirginia$13.0M$16.9M
Hennebery Eddy Architects, Inc.Oregon$1.3M$16.8M
Blair Remy Corp PCOklahoma$538K$16.8M
Alliant CorporationTennessee$1.3M$16.7M
Ameresco Federal Solutions, Inc.Massachusetts$643K$16.6M
Jacobs Engineering Group Inc.Missouri$0$16.6M
Aerostar Environmental, LLCFlorida$363K$16.6M
Fukunaga & Associates, Inc.Hawaii$803K$16.5M
Vali, Inc.Alabama$4.6M$16.4M
Advanced Project Consulting, LLCGeorgia$0$16.4M
FSB - Pond Joint VentureOklahoma$1.1M$16.3M
Prosource Consulting , LLCVirginia$3.7M$16.3M
Joseph David Associates LLCOklahoma$3.4M$16.3M
FNI Cowi & CDM Smith JVTexas$880K$16.2M
Westeast Design Group, LLCTexas$2.1M$16.2M
ABM Facility Support Services, LLCMaryland$2.3M$16.2M
Imeg Advanced Solutions IncMaryland$1.8M$16.1M
JD Rovolus LLCMichigan$1.8M$16.1M
The Brewer-Garrett CompanyOhio$11.1M$16.0M
Trabus Technologies, Inc.California$4.2M$15.9M
Childs Engineering CorporationMassachusetts$1.8M$15.9M
Inter-Fluve, Inc.Oregon$3.4M$15.9M
Smart Munitions Expert Solutions, Inc.Pennsylvania$1.5M$15.9M
Michael Baker-Stanley Joint VenturePennsylvania$928K$15.9M
Zekiah Technologies IncMaryland$8.9M$15.8M
Mark G. Miller, IncUtah$2.2M$15.8M
Tehama-LLC and HDR Joint Venture LPMissouri−$131K$15.7M
American Operations CorporationVirginia$3.1M$15.7M
FFE - Heapy JV-II, LLCOhio$6.7M$15.6M
Energy Efficiency & Consulting Services, LLCIndiana$1.1M$15.6M
Solution Engineering Associates, IncMaryland$3.8M$15.6M
Arcadis-EXP Federal JVColorado$12.5M$15.5M
Advania Island EHF.Outside the U.S.$3.7M$15.5M
Stantec Tetra Tech JV IIKentucky$521K$15.4M
Alpha Construction and Engineering CorporationVirginia$1.9M$15.4M
The Lockwood Group LLCMaryland$3.1M$15.4M
Tuyan LLCAlaska−$193K$15.4M
Applied Technology CouncilCalifornia$3.8M$15.3M
HDR Architecture, IncWashington$2.1M$15.3M
Michael Baker International, Inc.Virginia$1.2M$15.2M
b3h CorporationFlorida$489K$15.2M
Prohns LLCAlaska$4.3M$15.1M
Iteris, IncCalifornia$1.8M$15.1M
Guidon-SES JV LLCIndiana$5.3M$15.1M
Shrewsberry-Mead & Hunt SB Joint VentureIndiana$14.9M$15.0M
Coplan Baumann Joint Venture 3Outside the U.S.$445K$15.0M
Marine Design Dynamics IncDistrict of Columbia$1.7M$15.0M
Eijv LLPIllinois$1.5M$15.0M
HDR Engineering, Inc.California$136K$14.9M
Prime AE Group, Inc.Maryland$4.4M$14.9M
Symmes Maini & Mckee Associates IncMassachusetts$852K$14.9M
Keystone Ocean Services, Inc.Pennsylvania$1.2M$14.9M
f3 Solutions LLCGeorgia$1.6M$14.8M

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 541330 market page. To search by name, UEI, or CAGE code, use the contractor directory.

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