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The Professional, Scientific, and Technical Services sector comprises establishments that specialize in performing professional, scientific, and technical activities for others. These activities require a high degree of expertise and training. The establishments in this sector specialize according to expertise and provide these services to clients in a variety of industries and, in some cases, to households. Activities performed include: legal advice and representation; accounting, bookkeeping, and payroll services; architectural, engineering, and specialized design services; computer services; consulting services; research services; advertising services; photographic services; translation and interpretation services; veterinary services; and other professional, scientific, and technical services. This sector excludes establishments primarily engaged in providing a range of day-to-day office administrative services, such as financial planning, billing and recordkeeping, personnel, and physical distribution and logistics. These establishments are classified in Sector 56, Administrative and Support and Waste Management and Remediation Services.

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Showing 4251–4300 of 6749 bids that are currently: Active.

Denotes bidding opportunities that have been amended

New Mexico - US Due Date
SPACE TECHNOLOGY ADVANCED RESEARCH-FAST-TRACKING INNOVATIVE SOFTWARE AND HARDWARE (STAR-FISH) ADVANCED RESEARCH ANNOUNCEMENT (ARA) WITH CALLS
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 23, 2030
Space Technology Advanced Research (STAR)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2030
TACTICAL Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 22, 2028
TACTICAL Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 22, 2028
Albuquerque Area IHS Monthly Small Business Hour
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2026
TACTICAL Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 22, 2028
Request for Information (RFI) for Advancing Critical and Emerging Microelectronics Technologies
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 01, 2029
TECHNOLOGY LICENSING OPPORTUNITY: Selective Separation
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 24, 2027
TACTICAL Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 22, 2028
SPACE TECHNOLOGY ADVANCED RESEARCH-FAST-TRACKING INNOVATIVE SOFTWARE AND HARDWARE (STAR-FISH) ADVANCED RESEARCH ANNOUNCEMENT (ARA) WITH CALLS
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 23, 2030
TECHNOLOGY LICENSING OPPORTUNITY: SurfGraphPro
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 05, 2026
TECHNOLOGY LICENSING OPPORTUNITY: PBI High-Temperature Hollow Fiber Membranes
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 04, 2026
TECHNOLOGY LICENSING OPPORTUNITY: Bacterial Lipid Nanodiscs Platform
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 15, 2026
TECHNOLOGY LICENSING OPPORTUNITY: DC Recruiter
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 15, 2026
TECHNOLOGY LICENSING OPPORTUNITY: NanoFET
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 17, 2026
TACTICAL Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 22, 2028
TECHNOLOGY LICENSING OPPORTUNITY: AmineBind ML
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 01, 2027
TIDAL: Target-Induced Droplet Assembly of Ligands
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 08, 2026
TECHNOLOGY LICENSING OPPORTUNITY: SignalGen
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 22, 2027
Request for Information: Multi-Source PNT UE
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 16, 2027
Precipitation Enhancement Program \u2013 Part 2: Applied Demonstration and Operational Projects
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 10, 2026
Request for Information - Space Warfighting Architecture Navigator
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 13, 2026
TREDS III supporting DOE, NNSA and NFO
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Ammonia-Assisted Regeneration for Longer-Lasting Direct Air Capture (DAC)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 17, 2026
Request for Information: Multi-Source PNT UE
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 16, 2026
Public Benefits Legal Advocates Project
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 17, 2026
Environmental Consulting Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 05, 2026
Corporate: Raw Water 1B \/ Raw Water 2 Pipeline - Environmental Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 04, 2026
Corporate: Raw Water 1B \/ Raw Water 2 Pipeline - Testing Laboratories
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 04, 2026
Professional State Lobbyist Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 05, 2026
TECHNOLOGY LICENSING OPPORTUNITY: ReactorCast
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 30, 2027
Simulator Collection for Atomic to Continuum Scales (SCACS)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Feb. 15, 2027
 
 
New York - US Due Date
FERAL CAT TRAP, NEUTER & RELEASE SERVICES
54 - Professional, Scientific, and Technical Services
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Nov. 17, 2026
Preliminary Engineering and Planning Services for Climate Resilience and Infrastructure Improvements
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 05, 2027
Corporate: Rockaway Sewer Plant - quality control
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 20, 2026
Economy-Wide Regulation Model Design and Build
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 30, 2026
Fire House Renovation Project Design and Engineering Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 04, 2026
Consultant Services, Coney Island Boardwalk Reconstruction
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 04, 2026
Runway 10-28 Rehabilitation (Designs)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 03, 2026
Provide Aircraft Maintenance Facility \u2013 Stand-Alone
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 02, 2026
AE Services for Firearms Training Range Expansion and Range Operation
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 03, 2026
Facility Condition Assessment - Old Belmont School
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 10, 2026
USA: PROJECT 528A5-27-503 A\/E Design Replace Flat Roofs Canandaigua VAMC
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 13, 2026
University Hospital Basement Renovation
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 03, 2026
Regional Design Services Agreement (RDSA) for Highway & Bridge
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 03, 2026
Design Services for Stations on the Flushing Line
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 01, 2026
Engineering Services for Design Improvements for East and West Parks Project
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 16, 2026
Design Services for the City Dog Shelter
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 10, 2026
Design Services for Replacement of CR 33 (East Rd) Bridge
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 05, 2026
Design Services for the 8th Avenue Manhattan Line Bundle
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 19, 2026

Showing 4251–4300 of 6749 bids that are currently: Active.