NAICS 541990 — ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES
Federal contract awards classified under NAICS code 541990 (ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES) cover 2,584 unique federal contracts (3,517 total action records) from USASpending.gov. The top contractors, awarding agencies, and geographic concentration below are aggregated from the highest-value awards in this market — the right view for sizing competition and identifying incumbents.
Top Contractors in NAICS 541990
Largest recipients of federal contract dollars in this NAICS code (ranked by total obligated value). These are the incumbent competitors to know if you sell into this market.
| Contractor | Awards | Total Obligated |
|---|---|---|
| BATTELLE ENERGY ALLIANCE, LLC | 1 | $25.1B |
| OAK RIDGE ASSOCIATED UNIVERSITIES, INCORPORATED | 2 | $3.1B |
| THE MITRE CORPORATION | 33 | $1.0B |
| HII MISSION TECHNOLOGIES CORP | 4 | $969.7M |
| SIERRA NEVADA COMPANY, LLC | 18 | $966.5M |
| BOOZ ALLEN HAMILTON INC | 19 | $812.1M |
| SMARTRONIX, LLC | 1 | $670.3M |
| INSTITUTE FOR DEFENSE ANALYSES | 8 | $636.8M |
| DAI GLOBAL LLC | 2 | $529.4M |
| NORTHROP GRUMMAN SYSTEMS CORPORATION | 3 | $504.5M |
Top Awarding Agencies
Federal agencies that obligate the most spending in NAICS 541990. Click any agency to see its full contract portfolio, top contractors, and sub-agencies.
| Agency | Awards | Total Obligated |
|---|---|---|
| Department of Energy | 29 | $28.3B |
| Department of Defense | 208 | $6.0B |
| Department of Health and Human Services | 159 | $2.8B |
| General Services Administration | 20 | $2.7B |
| Agency for International Development | 34 | $1.7B |
| Department of Transportation | 82 | $819.7M |
| Department of Commerce | 44 | $217.4M |
| Department of State | 41 | $202.4M |
| Department of Veterans Affairs | 37 | $162.7M |
| Department of Justice | 36 | $123.9M |
Geographic Concentration
States where NAICS 541990 contract work is performed, ranked by total obligated value. Useful for sizing the local market and identifying state-level competitors.
| State | Awards | Total Obligated |
|---|---|---|
| ID | 5 | $25.1B |
| TN | 2 | $3.1B |
| VA | 165 | $2.6B |
| DC | 129 | $2.2B |
| MD | 117 | $1.6B |
| CO | 32 | $1.4B |
| MA | 28 | $1.1B |
| CA | 41 | $753.0M |
| HI | 4 | $675.1M |
| NC | 11 | $463.8M |
Most Recent Awards
DOMAIN ASSETS LLC
EXPERT WITNESS SERVICES: IRS EXPERT WITNESSES THAT IS CAPABLE OF PROVIDING LITIGATION SUPPORT FOR CASES INVOLVING IRS AUDIT DEFENSE, PERFORM FORENSIC ACCOUNTING SERVICES, AND/OR ASSIST IN TAX ABATEMENT
BLUEPATH LABS LLC
BMSS TO 7- COMMUNICATIONS AND TECHNICAL SUPPORT SERVICES FOR EM-2.31 AND EM 2.32- 89303325FEM400439
AGILE DECISION SCIENCES, LLC
OFFICE OF THE ADMINISTRATOR'S HOTLINE - IMCS V THE PURPOSE OF THIS AMENDMENT IS TO REVISE REQUIRED LABOR CATEGORIES.
ATHENA CONSULTING LLC
PIMS PEER REVIEW ON PIMS CONTRIBUTION ASSUMPTIONS FOR SINGLE EMPLOYER AND MULTIEMPLOYER PIMS. IGCE AMOUNTS: BASE (ENTER AMOUNT) ALL OPTION PERIODS INCLUDING FAR 52.217-8: (ENTER AMOUNT FOR BASE AND ALL OPTIONS)
CHENEGA GOVERNMENT MISSION SOLUTIONS, LLC
HASKELL INDIAN HEALTH CLINIC LAB MED TECH
All Unique Contracts in NAICS 541990
Showing 858 unique contracts (one entry per PIID, deduped from modifications) sorted by total dollars obligated.
BOOZ ALLEN HAMILTON INC
MICROSYSTEMS ANALYSIS SPT (MTO1) SUPPORT SERVICES
INTRAHEALTH INTERNATIONAL, INC.
THE PURPOSE OF THE EDUCATION FOR SOUTH SUDAN ADVANCING HIV & AIDS EPIDEMIC CONTROL (AHEC) ACTIVITY IS TO DECREASE MORBIDITY AND MORTALITY AMONG SOUTH SUDANESE BY INCREASING PREVENTION, CARE, TREATMENT, AND RETENTION SERVICES FOR AT-RISK MEN, WOM
CYBER ENGINEERING AND TECHNICAL ALLIANCE, LLC
THE CONTRACTOR WILL PROVIDE THE DELIVERY OF CRITICAL BUT OTHERWISE NON-INHERENTLY GOVERNMENTAL FUNCTIONS THROUGH THE PROVISION OF A&A SPECIALISTS AND SENIOR ADVISORS, FOR A VARIETY OF PERFORMANCE PERIODS, PROVIDING SERVICES EITHER REMOTELY OR IN-
INSTITUTE FOR DEFENSE ANALYSES
FEDERALLY FUNDED RESEARCH AND DEVELOPMENT CENTER SUPPORT FOR RESEARCH AND ANALYSIS SUPPORT TO THE OFFICE OF THE SECRETARY OF DEFENSE, JOINT STAFF, DEFENSE AGENCIES, AND OTHER USERS SPECIFIED IN THE SPONSORING AGREEMENT.
BOOZ ALLEN HAMILTON INC
NEW TASK ORDER FOR ARPA-E: TECHNICAL, PROFESSIONAL, AND ADMINISTRATIVE SUPPORT SERVICES.
CSA GLOBAL LLC
AWARD A TASK ORDER FOR THE JOINT MULTINATIONAL SIMULATIONS CENTER U.S. ARMY EUROPE AFRICA COMMAND ON THE MISSION TRAINING COMPLEX CAPABILITIES SUPPORT (MTCCS) II MULTIPLE AWARD CONTRACT (MAC) FOR MISSION COMMAND TRAINING.
THE MITRE CORPORATION
EXPERT ADVISORY IT AND ACQ SUPPORT
BOOZ ALLEN HAMILTON INC
BTO BIOMEDICAL ENGINEERING SYSTEMS/MOLECULAR BIOLOGY/BIOSECURITY/MEDICAL SCIENCE AND FRONT OFFICE TECHNICAL & ADMINISTRATIVE SUPPORT
CHEMONICS INTERNATIONAL, INC.
WATER GOVERNANCE ACTIVITY
JHPIEGO CORP
FAMILY HEALTH AND NUTRITION ACTIVITY
RESEARCH TRIANGLE INSTITUTE
ENERGY SECURE PHILIPPINES ACTIVITY
APPLIED RESEARCH ASSOCIATES, INC.
DTRA TECHNICAL REACHBACK SERVICES
VALIANT GLOBAL DEFENSE SERVICES INC.
BASE PERIOD SUPPORT FOR NTC TSC, FORT IRWIN, CALIFORNIA
BOOZ ALLEN HAMILTON INC
NCR IADS SUPPORT
DELOITTE CONSULTING LLP
THE CONTRACTOR WILL BE RESPONSIBLE FOR PERFORMING SITE VERIFICATION IN THE WESTERN UNITED STATES OF AMERICA.
ITSTRATEGY, INCORPORATED
THE PURPOSE OF THIS CONTRACT IS TO PROVIDE BAM AND ES EFAST FUNCTIONAL AREAS FOR TO ADDRESS CHALLENGES RELATED TO CINP AND OTHER APPROVED FAA PROGRAMS.
ECS FEDERAL, LLC
CONTRACTS MANAGEMENT OFFICE ACQUISITION & ADMINISTRATIVE SUPPORT
STATE OF OREGON DEPARTMENT OF FISH AND WILDLIFE
WILLAMETTE HATCHERY/DEXTER HATCHERY
SCIENTIFIC RESEARCH CORPORATION
TEST CAPABILITY DEVELOPMENT TCD PROGRAM SUPPORT
SDV OFFICE SYSTEMS LLC
WEIGHT-BASED INVENTORY SYSTEM - VISN (WBIS)
JBS INTERNATIONAL, INC.
STATE PROGRAM IMPROVEMENT TECHNICAL ASSISTANCE
PEOPLE, TECHNOLOGY AND PROCESSES, LLC
VEHICLES, EQUIPMENT AND WATERCRAFT SUPPORT SERVICES (VEWSS)
HII MISSION TECHNOLOGIES CORP
PEGASUS SERVICES
AMENTUM SERVICES, INC.
BASE PERIOD - ROK EFFORT
CDM INTERNATIONAL INC
SUPPORT THE AQABA-AMMAN WATER DESALINATION AND CONVEYANCE PROJECT (AAWDCP) BY PROVIDING A&E SERVICES IN THE AREAS OF INFRASTRUCTURE PLANNING, ENGINEERING DESIGN, PROCUREMENT, AND TRANSACTION RELATED SUPPORT.