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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 4201–4250 of 6593 bids that are currently: Active.

Denotes bidding opportunities that have been amended

New Mexico - US Due Date
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
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
(to see the full NAICS category code login  or  upgrade)
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
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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
Building Conditions Survey
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 13, 2026
Quaker Hill Water-Hyde Park Water Interconnection-Storage Tank-Design Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 25, 2026
Wedgewood Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
West Clarkstown Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Williams Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
CM\/Design\/Build Services Petroleum Storage Tank Sumps, Citywide
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 03, 2026
Fox Lane Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Greenville Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Mulford Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Smith Hill Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Svahn Generator Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Engineering, Design, Permitting and Project Management for Halesite Park Living Shoreline Restoration
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 06, 2026
Lead Service Line Replacement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 20, 2026
NRM A\/E- 528A7-27-112 Fire Alarm Panel Upgrade
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 03, 2026
Design Services for Loop Parkway over Long Creek Bridge Project
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 19, 2026
Design Services for Route 103 Over Erie Canal
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 10, 2026
Community Center & Town Hall Architectural Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 12, 2026
Preliminary Engineering: Church Creek Manufactured Home Park Improvement Study
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 10, 2026
Quaker Hill Water-Hyde Park Interconnection-Storage Tank-Design Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 25, 2026
Design Services Task Order Contract for Green Infrastructure in NYC Parks & City-owned Street Ends
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 18, 2026
Design for Railroad Small Business Mentoring Program Projects Bundle
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 03, 2026
Third-Party Construction Supervision & Inspection (CS&I) Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 03, 2026
Clinton Street Reconstruction & Streetscape Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 18, 2026
CONSTRUCTION MATERIALS TESTING, INSPECTION AND SAMPLING SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 19, 2026
Staff Augmentation for Senior Systems Engineer
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 30, 2026

Showing 4201–4250 of 6593 bids that are currently: Active.