Subsector, NAICS 541
Professional, Scientific, and Technical Services
39,317 opportunities since January 1, 2024, 439 open now. The NAICS code sets which size standard applies to a small-business set-aside.
Within this subsector
Page 161
38,878 closed, awarded or informational, newest first.
- Concrete and Masonry Scanning Services
Department of Energy, Argonne Natl Lab - DOE Contractor
SolicitationNAICS 541360Lemont, IL6-B185-Q-00205-00Posted Apr 84 publications - Engineering Study on Interchangeability of Dowty R391 Propellers between C 27J and HC 130J
US Coast Guard, Aviation Logistics Center (Alc)
Sources soughtNAICS 541330Elizabeth City, NC70Z03826IE0000005Posted Apr 8 - Xemistry software
Office of the Assistant Secretary for Administration (Asa), Program Support Center Acq MGMT SVC
Combined synopsis and solicitationNAICS 541519Rockville, MD75N98026Q00169Awarded to Xemistry GMBH
Posted Apr 8 - TrueView Go 132S mapping sensor
National Aeronautics and Space Administration, NASA Shared Services Center
PresolicitationSmall businessNAICS 541512Huntsville, AL80NSSC26928771QAwarded to Geocue Group Inc.
Posted Apr 8 - FY26 Zuken Maintenance Renewal
National Aeronautics and Space Administration, NASA Shared Services Center
Combined synopsis and solicitationNAICS 541512Hampton, VA80NSSC26930049QAwarded to Zuken USA Inc.
Posted Apr 8 - B710 Architect Design Repair Emergency Services
Department of the Air Force, FA6633 934 Aw PK
Sources soughtNAICS 541310Minneapolis, MN934CONF260002Posted Apr 8 - APRYSE ActivePDF software includes License and maintenance software
Defense Finance and Accounting Service, Defense Finance and Accounting SVC
Sources soughtSmall businessNAICS 541519AIP3003887Posted Apr 8 - Organoid Cytomorphic Intelligence Resulting from Convergent Understanding and Information Transfer (O-Circuit) Proposers Workshop
Defense Advanced Research Projects Agency, Def Advanced Research Projects Agcy
Special noticeNAICS 541715DARPA-SN-26-58Posted Apr 82 publications - AMPED Proposers Day
Defense Advanced Research Projects Agency, Def Advanced Research Projects Agcy
Special noticeNAICS 541715DARPA-SN-26-63Posted Apr 8 - NIH NCI BITSDIS 2 RFI
Departmental Offices, Ibc Acq SVCS Directorate
Sources soughtNAICS 541690DOIDFBO260040Posted Apr 8 - Special Notice – Army ICAM Industry Working Day 2026
Department of the Army, W6QK ACC-APG
Special noticeNAICS 541219Aberdeen Proving Ground, MDPosted Apr 8 - United States Space Force (USSF) Human Resources Information Technology (HRIT) Guardian Automation Layer (GAL) Request for Information
Department of the Air Force, FA2553 Oprn Test & TRG Infr Otti PK
Special noticeNAICS 541511FA2553-HRIT-GAL-RFIPosted Apr 8 - Oxford EBSD and EDS Maintenance Visit
Department of the Air Force, FA8126 AFSC Pzimb
Award noticeSmall businessNAICS 541380OklahomaFA812626Q0022Awarded to Oxford Instruments America, Inc. for $19,819
Posted Apr 82 publications - ICBM Development, Operations, and Sustainment (IDOS) OASIS+ DRAFT FOPR Notice
Department of the Air Force, FA8207 Afnwc PZBC
Special noticeNAICS 541330Clearfield, UTFA8207-26-R-0001bPosted Apr 8 - Multi-Spectrum Defensive Electronic Warfare (MSDEW) Advanced Research Announcement (ARA)
Department of the Air Force, FA2377 USAF AFMC AFRL PZL AFRL Ryks
PresolicitationNAICS 541715Wright-Patterson AFB, OHFA8650-20-S-1119Awarded to Leidos, Inc.
Posted Apr 84 publications - Relentless Wolfpack RFI
Department of the Air Force, FA8651 AFRL Raz
Special noticeNAICS 541715FA865126RFI0005Posted Apr 82 publications - PSO Credits
Department of the Navy, Commander
Award noticeSDVOSB sole sourceNAICS 541519VirginiaM00264-26-Q-0050Awarded to Atx Capital Partners, LLC for $349,900
Posted Apr 8 - MDMC Digital Depot
Department of the Navy, Commander
Combined synopsis and solicitationWOSBNAICS 541512Albany, GAM6700426Q0016Posted Apr 83 publications - SSN MCSC – Fire Support Systems and Organic Precision Fires Support Services
Department of the Navy, Commander
Sources sought8(a)NAICS 541330VirginiaM6785426I1018Posted Apr 83 publications - TACTAIR Technical Manual Update
Department of the Navy, Naval Air Systems Command
PresolicitationNAICS 541512Liverpool, NYN00019-25-SIMACQ-APM276-0236Posted Apr 82 publications - Evaluation and Repair
Department of the Navy, NSWC Crane
Combined synopsis and solicitationNAICS 541330Crane, INN0016426Q0116Posted Apr 8 - Surface Laptops and Privacy Screens
Department of the Navy, Naval Research Laboratory
Combined synopsis and solicitationSmall businessNAICS 541519Washington, DCN00173-26-Q-1301347656Posted Apr 8 - MOOG DRL
Department of the Navy, NSWC Dahlgren
Combined synopsis and solicitationNAICS 541330Dahlgren, VAN0017826Q6706Posted Apr 8 - Video Wall Street
Department of the Navy, NSWC Dahlgren
Combined synopsis and solicitationNAICS 541512Dahlgren, VAN0017826Q6713Posted Apr 8 - B Department Operations Support
Department of the Navy, NSWC Dahlgren
Sources soughtNAICS 541330Dahlgren, VAN0017827R3103Posted Apr 8 - Security Management Program Mission and Readiness Support Services
Department of the Navy, NAVSUP FLT Log CTR San Diego
Sources soughtSmall businessNAICS 541618San Diego, CAN0024426Q0011Posted Apr 8 - RDTE Program Technical Services
Department of the Navy, NAVFAC Systems and Exp Warfare CTR
Award noticeWOSBNAICS 541715CaliforniaN3943026Q1001Awarded to Azura Consulting LLC for $1,012,921
Posted Apr 86 publications - NFPC Lab testing IDIQ 3 years
Department of the Navy, NSWC Philadelphia Div
Award noticeNAICS 541380Philadelphia, PAN6449826D1010Awarded to Metallurgical Associates Inc. for $278,030
Posted Apr 8 - OCONUS Integrated Electronic Security Systems (IESS) Sustainment Support
Department of the Navy, NIWC Atlantic
SolicitationNAICS 541330N6523626RE019Posted Apr 83 publications - Vishnu Appliance Patching and Support
Department of the Navy, Naval Air Warfare Center
Sources soughtSmall businessNAICS 541512N6893626RFPREQD0AH2000047Posted Apr 8 - HUD Technology Transformation Next Generation Program
Department of Housing and Urban Development, Cpo : Chicago Operations Branch
Sources soughtNAICS 541512Washington, DCNFNC20260310Posted Apr 8 - Procurement System Review - PSR
Federal Transit Administration, 693195 Office of Acquisition MGT
Sources soughtNAICS 541611Washington, DCPSR2026Posted Apr 8 - CRISPR-Based Genetic Test Kits for Seafood Species Identification
National Oceanic and Atmospheric Administration, Department of Commerce NOAA
Sources soughtNAICS 541715Silver Spring, MDREQUIREMENTS-25-3561Posted Apr 8 - Notice of Intent: Sole Source Contract Extension HQ0858-20-C-0004 for Visual Information and Production Centers 2.0 (VIPC 2.0) Services
Missile Defense Agency (Mda), Missile Defense Agency (Mda)
JustificationNAICS 541430Redstone Arsenal, ALVIPC-20_MDA-2026Awarded to Intrepid LLC
Posted Apr 8 - Notice of Sole Source WA ANG Recruiting Theater Advertising FY26
Department of the Army, W7N6 Uspfo Activity Waang 194
Special noticeNAICS 541810WashingtonW50S9E26QS001Posted Apr 8 - Statewide High School Advertising Services
Department of the Army, W7M0 Uspfo Activity Deang 166
Sources soughtNAICS 541850DelawareW50SX26Q0004Posted Apr 82 publications - Threat Systems Operations and Maintenance Support Services (TSOMIS)
Department of the Army, W6QK ACC-RSA
Sources soughtNAICS 541330W58SFN-FY27-TSOMISIIIPosted Apr 82 publications - Product Support Forecasting Tool
Department of the Army, W6QK Acc-Apg-Orlando
Award noticeNAICS 541513Orlando, FLW900KK269A016Awarded to KNEXUS RESEARCH LLC Vienna for $250,000
Posted Apr 8 - Aviation Future Capability Directorate (A-FCD) support for Modernization Activities
Department of the Army, W6QM Micc-Ft Rucker
Sources soughtSmall businessNAICS 541990Fort Rucker, ALW9124G-26-SS-0408Posted Apr 8 - Former General Leonard Wood Army Community Hospital (FGLWACH) Pre-Demolition Environmental Survey
Department of the Army, W071 Endist Kansas City
Special noticeSmall businessNAICS 541620Fort Leonard Wood, MOW912DQ26RA082Posted Apr 83 publications - Scott AFB Stage 1 VBS -2026
Department of the Air Force, FA4407 375 Cons LGC
Sources soughtSmall businessNAICS 541620Illinois01-Q226Posted Apr 7 - Advisory Services for Nursery Crop Insurance Program for Subtropical and Temperate Plants
Farm Production and Conservation Business Center, Fpac Bus Cntr-Acq Div
Combined synopsis and solicitationSmall businessNAICS 541611Minnesota12FPC426Q0017Awarded to Swansons Nursery Consulting Inc.
Posted Apr 75 publications - STUDENT SERVICE CONTRACT ADALINE RUFF
US Geological Survey, Ofc of Acquisition Grants-Denver
Award noticeNAICS 541990Bagley, WI140G0226P0070Awarded to Adaline Louise Ruff for $12,583
Posted Apr 7 - Radiogenic Isotope Analyses
US Geological Survey, Office of Acquisiton Grants
Combined synopsis and solicitationSmall businessNAICS 541380Pullman, WA140G0326Q0061Awarded to Washington State University
Posted Apr 72 publications - Split Stream Analyses
US Geological Survey, Office of Acquisiton Grants
Sources soughtNAICS 541690Tucson, AZ140G0326Q0081Awarded to University of Arizona
Posted Apr 7 - Research document development
US Geological Survey, Office of Acquisiton Grants
Combined synopsis and solicitationSmall businessNAICS 541990Seattle, WA140G0326Q0086Awarded to Gordon Showalter
Posted Apr 7 - Construction Management Services - Grand Canyon National Park
National Park Service, DSC Contracting Services Division
Award noticeNAICS 541330Arizona140P2022A0010Awarded to Project Solutions, Inc. for $256,876
Posted Apr 78 publications - MRG-RIVER EYES MONITORING
Bureau of Reclamation, Upper Colorado Regional Office
PresolicitationNAICS 541690140R4026R0014Posted Apr 7 - IMT SPLUNK LICENSE RENEWAL
Bureau of Reclamation, Great Plains Regional Office
Award noticeNAICS 541519Colorado140R6026Q0039Awarded to Blue Tech Inc. for $441,915
Posted Apr 7 - General Attorney Services
Department of State, U.S. Embassy New Delhi
Special noticeNAICS 5411191N6526Q0004-a0002Posted Apr 7