Subsector, NAICS 541
Professional, Scientific, and Technical Services
39,369 opportunities since January 1, 2024, 420 open now. The NAICS code sets which size standard applies to a small-business set-aside.
Within this subsector
Page 255
38,949 closed, awarded or informational, newest first.
- Dialysis Water Testing Services
Department of Veterans Affairs, 241-Network Contract Office 01
PresolicitationSDVOSBNAICS 541380Massachusetts36C24126Q0020Awarded to D & D Laboratory LLC
Posted Oct 16, 2025 - Fire and Smoke Damper Inspection and Service Contract
Department of Veterans Affairs, 241-Network Contract Office 01
Sources soughtNAICS 54135036C24126Q0025Posted Oct 16, 2025 - 3rd Party Fire Protection and Life Safety Reviews
Department of Veterans Affairs, 247-Network Contract Office 7
Combined synopsis and solicitationSDVOSBNAICS 541690Charleston, SC36C24726Q0061Awarded to Hurtvet Subcontracting, Inc.
Posted Oct 16, 20253 publications - Bruening NEW Base+4 SPS Water Testing 695
Department of Veterans Affairs, 252-Network Contract Office 12
Sources soughtNAICS 541380Milwaukee, WI36C25226Q0050Posted Oct 16, 2025 - Alaska VAMC Legionella Water Testing Service Base Plus Four
Department of Veterans Affairs, 260-Network Contract Office 20
SolicitationSDVOSBNAICS 541380Anchorage, AK36C26026Q0063_1Posted Oct 16, 2025 - PMI Svc, Fire Extinguishers - Base Plus Four (4) Option Years Base PoP: 11/1/25 - 10/31/26
Department of Veterans Affairs, 262-Network Contract Office 22
Award noticeSDVOSBNAICS 541990Prescott, AZ36C26225Q1459Awarded to Csic Solutions LLC for $84,154
Posted Oct 16, 20254 publications - 570-232 VISN 21 Minor Design to Relocate & Replace Main Facility Oxygen Supply Infrastructure for Safety and Security
Department of Veterans Affairs, Pcac
Special noticeSDVOSBNAICS 54133036C77625R0010Posted Oct 16, 20253 publications - ACD/Labs Automation Server Software
Environmental Protection Agency, Ord Simplified Acq Branch (Sab)
Award noticeNAICS 541519North Carolina68HE0B26Q0001Awarded to Advanced Chemistry Development Inc. for $51,000
Posted Oct 16, 20252 publications - Technical, Management, and Administrative Support Services
Federal Aviation Administration, 6973GH Franchise Acquisition SVCS
Solicitation8(a)NAICS 541690Oklahoma City, OK6973GH-26-R-00002Awarded to Chickasaw Federal Health, LLC
Posted Oct 16, 20255 publications - Morale, Welfare, and Recreation (MWR) Global Internet Connect Program (ICP)
Defense Information Systems Agency, IT Contracting Division - PL83
Sources sought8(a)NAICS 541512Maryland832573570Posted Oct 16, 2025 - SA Lahey/ Lynch **IRA FUNDED**Design Changes & Drawing Services - B34 AASC
Department of Energy, National Energy Technology Laboratory
Special noticeNAICS 54133089243326NFE000218Posted Oct 16, 2025 - Notice of Intent to Award Sole Source to Green Hills Software LLC. - Robins AFB
Department of the Air Force, FA8579 Software SPRT AFSC Pzim
Special noticeNAICS 541519Warner Robins, GAPosted Oct 16, 2025 - MOBILITY PROTOTYPING
Department of the Navy, NSWC Crane
Sources soughtSmall businessNAICS 541715Crane, INN0016426SNB01Posted Oct 16, 20252 publications - Focused Radio Frequency Optimized Signal Transference (FROST)
Department of the Navy, Naval Research Laboratory
Award noticeSmall businessNAICS 541715Washington, DCN00173-25-R-0007Awarded to Assurance Technology Corp. for $244,000,000
Posted Oct 16, 20253 publications - Presolicitation Notice for Visual Information Support Services (VISS)
Department of the Navy, NAWC Training Systems Div
PresolicitationSmall businessNAICS 541430Orlando, FLN61340-25-PS-VISSPosted Oct 16, 20255 publications - ARCHITECT-ENGINEER SERVICES FOR COMPREHENSIVE LONG-TERM ENVIRONMENTAL ACTION NAVY (CLEAN VII) FOR NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND PACIFIC
Department of the Navy, Navfacsyscom Pacific
PresolicitationNAICS 541330HawaiiN62742-25-R-1800Posted Oct 16, 20257 publications - Risk Assessment - Sources Sought Announcement
Department of the Navy, Ncis Quantico VA
Sources soughtSmall businessNAICS 541519VirginiaN63285-25-SSA-0017Posted Oct 16, 2025 - Tableau Renewal
Department of the Navy, Naval Surface Warfare Center
Award noticeSmall businessNAICS 541519Norco, CAN6426725Q4256Awarded to Enterprise Technology Solutions, Inc. for $347,998
Posted Oct 16, 20252 publications - AWARD, Indefinite Delivery/Indefinite Quantity Contract for Architect-Engineer Design and Related Services
Department of the Navy, Navfacsyscom Southeast
Award noticeSmall businessNAICS 541330N6945025D1026Awarded to Toland & Mizell Architects, Inc. for $33,000,000
Posted Oct 16, 2025 - Apache AH-64 Engineering Services, technical support, and supporting materials for the AH-64 Apache Attack Helicopter
Department of the Army, W6QK ACC-RSA
PresolicitationNAICS 541330ArizonaW58RGZ25R0095Posted Oct 16, 2025 - 2025 ERDC Broad Agency Announcement
Department of the Army, W2R2 USA Engr R & D CTR
SolicitationNAICS 54171West VirginiaW912HZ-25-BAA-01Awarded to West Virginia University Research Corporation for $1,150,000
Posted Oct 16, 20258 publications - New AWARD | 36C10B25R0014 | eHCM Modernization - System Integrator Services | VA-26-00000740
Department of Veterans Affairs, Technology Acquisition Center NJ
Sources soughtNAICS 54151236C10B25Q0198Posted Oct 15, 20257 publications - PACT Act -Veteran Experience Services Eligibility and Enrollment (VESEE) 2.0
Department of Veterans Affairs, Technology Acquisition Center NJ
Sources soughtSDVOSBNAICS 54151236C10B25Q0324Posted Oct 15, 20255 publications - New AWARD | 36C10B25R0014 | eHCM Modernization - Subscription & Licenses | VA-26-00000626
Department of Veterans Affairs, Technology Acquisition Center NJ
Special noticeNAICS 54151236C10B25R0014Posted Oct 15, 20252 publications - AE-NRM-687-26-100 Modernize Physical and Electronic Security Systems
Department of Veterans Affairs, 260-Network Contract Office 20
Sources soughtNAICS 54133036C26026Q0039Posted Oct 15, 2025 - Alaska VAMC Legionella Water Testing Service Base Plus Four
Department of Veterans Affairs, 260-Network Contract Office 20
PresolicitationSDVOSBNAICS 541380San Antonio, TX36C26026Q0063Awarded to Hyperion Biotechnology, Inc.
Posted Oct 15, 20252 publications - Fire Door Inspections at the Greater Los Angeles VA Healthcare Systems
Department of Veterans Affairs, 262-Network Contract Office 22
Award noticeSDVOSBNAICS 541350Los Angeles, CA36C26225Q1434Awarded to Massive Kinetics Contracting, LLC for $27,000
Posted Oct 15, 20254 publications - 469727 Sources Sought for Absolute Beam Polarimetry at the Electron-Ion Collider
Department of Energy, Brookhaven Natl Lab -Doe Contractor
Sources soughtNAICS 541715New York469727Posted Oct 15, 2025 - Credit Card Initiative – Independent Verification and Validation (IV&V) for Credit Card Processors
Internal Revenue Service, Taxpayer Focused Support
Sources soughtNAICS 541519Colorado Springs, CO5000217982Posted Oct 15, 2025 - FDIC's National Conference Room Audio Visual BOA
Federal Deposit Insurance Corporation
SolicitationNAICS 541519Arlington, VACORHQ-25-R-0121Posted Oct 15, 202512 publications - Brand Name Justification for award 140D0425F1025
Departmental Offices, Ibc Acq SVCS Directorate
SolicitationSmall businessNAICS 541519DOIDFBO260002Posted Oct 15, 2025 - Storage Tank Management, Inspection, and Repair Services
Department of the Air Force, FA5587 48 Cons (Admin Only No Req)
Combined synopsis and solicitationNAICS 541380FA558725Q0070_TanksPosted Oct 15, 20258 publications - Airfield Data Management Server BPA
Department of the Air Force, FA8126 AFSC Pzimb
Sources soughtNAICS 541512OklahomaFA8126_Oct23Posted Oct 15, 20252 publications - Archer Single Source Justification
Department of the Air Force, FA8217 AFLCMC HBDK
JustificationNAICS 541330VirginiaFA821725DB009Awarded to General Atomics Integrated Intelligence, Inc.
Posted Oct 15, 2025 - The requirement is to develop and implement cybersecurity hardening and technology modernization strategies, plans, and enabling products in support of DHS cybersecurity strategic objectives—such as implementation of Zero Trust principles and architecture
Office of Procurement Operations, Info Tech Acq Center
JustificationNAICS 541512Washington, DCFY25-00308Awarded to Bridgephase LLC
Posted Oct 15, 2025 - AirBorne Sensors Program (ABS) Draft Request for Proposal (DRFP)
Missile Defense Agency (Mda), Missile Defense Agency (Mda)
PresolicitationNAICS 541715Redstone Arsenal, ALHQ085525E0001Posted Oct 15, 202510 publications - AirBorne Sensors Program (ABS) Draft Request for Proposal (DRFP) Partial Bidders Library
Missile Defense Agency (Mda), Missile Defense Agency (Mda)
Special noticeNAICS 541715Redstone Arsenal, ALHQ085525E0001BLPosted Oct 15, 20256 publications - Missile Defense Agency - High Altitude Infrared Search and Track (HAIRST)
Missile Defense Agency (Mda), Missile Defense Agency (Mda)
Special noticeNAICS 541715HQ0860-25-S-C004Posted Oct 15, 20253 publications - INDEFINITE DELIVERY/INDEFINITE QUANTITY CONTRACT FOR ARCHITECT-ENGINEER SERVICES FOR VARIOUS STRUCTURAL PROJECTS AND OTHER PROJECTS PRIMARILY UNDER THE COGNIZANCE OF NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND HAWAII
Department of the Navy, Navfacsyscom Hawaii
PresolicitationSmall businessNAICS 541330HawaiiN6247825R5048Posted Oct 15, 20252 publications - First Aid and CPR Training
Department of the Navy, NSWC Philadelphia Div
Combined synopsis and solicitationSmall businessNAICS 541611Philadelphia, PAN6449826Q5006Posted Oct 15, 20252 publications - Scientist and Engineer Development Program (SEDP) Training
Department of the Navy, NSWC Philadelphia Div
Combined synopsis and solicitationSmall businessNAICS 541611Philadelphia, PAN6449826Q5008Posted Oct 15, 2025 - Healthcare IT support for Extract Lab Management System (ELMS)
Department of the Army, W40M USA Hca
Sources soughtNAICS 541512MarylandPANHCA26P0000026605Posted Oct 15, 2025 - LBNF/DUNE-US Far Detector and Cryogenics South Dakota Architectural and Engineering (A/E) Services
Department of Energy, Fermilab - DOE Contractor
SolicitationNAICS 541330Lead, SDRFP-LBNF-363922-BMPosted Oct 15, 20257 publications - Technical Support on the Department of Energy (DOE) Appliance Standards Program
Department of Energy, Berkeley Natl Lab - DOE Contractor
SolicitationNAICS 541715Berkeley, MORFPTechSupportApplianceStandardsProgram102025Posted Oct 15, 20254 publications - USACE Mussel Survey and Relocation
Department of the Army, W072 Endist Pittsburgh
Sources soughtNAICS 541620Grand Rivers, KYW911WN26R1ASHPosted Oct 15, 20253 publications - $70M SB Roads & Railways A-E Services MATOC
Department of the Army, W071 Endist Omaha
Combined synopsis and solicitationSmall businessNAICS 541330W9128F25RA116Posted Oct 15, 20256 publications - SP,POL, AASF Concord-Fuel System Repairs
Department of the Army, W071 Endist Omaha
Sources soughtNAICS 541990W9128F26RA999Posted Oct 15, 2025 - VHA HF Radio Network Design and Assessment
Department of Veterans Affairs, Network Contract Office 19
Award noticeSDVOSBNAICS 541519Fayetteville, AR36C25925Q0824Awarded to Nvis Communications Services Division LLC for $1,120,994
Posted Oct 14, 2025 - Clinical Proof of Concept of OVX836, a single-shot broadly protective Influenza A vaccine for immediate protection against emerging pandemic strains
Office of Assistant Secretary for Preparedness and Response, Aspr Administration for Strategic Preparedness and Response
Award noticeNAICS 54171475A50125C00008Awarded to Osivax for $98,593,151
Posted Oct 14, 20253 publications - Development of CD388 as a long-lasting prophylactic anti-viral option for protection against the health impacts caused by influenza
Office of Assistant Secretary for Preparedness and Response, Barda - Aspr / Daappo / Barda DCMA
Award noticeNAICS 541714San Diego, CA75A50125C00017Awarded to Cidara Therapeutics Inc. for $339,189,481
Posted Oct 14, 2025