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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 1601–1650 of 5167 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Georgia - US Due Date
GRANT WRITING\/ADMINISTRATIVE & RELATED GRANT SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 12, 2026
Executive Protection Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 05, 2026
BUILDING DEPARTMENT ADMINISTRATION SERVICE PROVIDER
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 08, 2026
CDBG ADMINISTRATION
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 21, 2026
World Trade Center Health Program - National Program Administrator
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 30, 2026
World Trade Center Health Program - National Program Administrator
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 30, 2026
ADMINISTRATIVE & RELATED GRANT SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 19, 2026
Household Travel Survey
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 28, 2026
ADMINISTRATIVE & RELATED GRANT SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 14, 2026
AN\/ALQ-131 Electronic Countermeasures (ECM) Pod parts
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 09, 2026
Agilent Fragment Analyzer (96 capillary) and Femto pulse instruments
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025
TX Bio Mermade PMA
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2025
Corporate: Main Street Rehabilitation - STORM WATER MONITORING
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 06, 2026
Administrative and Related Grant Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 19, 2026
ADMINISTRATIVE & RELATED GRANT SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 22, 2026
CALL 49 FIA Data collection work in northern New Hampshire
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 04, 2026
CALL 46 FIA Data collection work in New Jersey
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 04, 2026
QUALIFIED ATTORNEYS
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025
Physical Examination Services for Bus Drivers
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 20, 2026
Provision of Locating Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2025
Police Department Real-Time Operations Center
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 14, 2026
Fire Alarm Monitoring, Testing, Inspection and Repair Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 22, 2026
CDID Cyber Battle Lab Experimentation Support Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 19, 2026
 
 
Guam - US Due Date
Professional Design, Project Management and Construction Management
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 24, 2025
Design-Build 100 Kilowatt Grid Tied Photovoltaic System on GCC Building D
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 29, 2025
Point of Sale (POS) Systems
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 24, 2025
Hagatna Wastewater Treatment Plant Secondary Treatment Feasibility Study
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 28, 2026
Legal Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2025
GENERAL LEGAL SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 09, 2026
 
 
Hawaii - US Due Date
Professional Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 30, 2026
Professional Services for Computer Engineering and Computer Science
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 30, 2026
Construction Related Professional Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 30, 2026
DRINKING WATER LABORATORY TESTING AND RELATED TECHNICAL SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 29, 2025
Bradshaw Army Airfield Obstruction Survey
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 19, 2026
Bradshaw Army Airfield Obstruction Survey
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 19, 2026
INDEFINITE DELIVERY INDEFINITE QUANTITY CONTRACT FOR ARCHITECT-ENGINEER SERVICES FOR VARIOUS CIVIL PROJECTS AND OTHER PROJECTS UNDER THE COGNIZANCE OF NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND, PACIFIC
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 08, 2026
East Kapolei II II-A Project
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 05, 2026
Design and Construction Services for the Women's Comm Corr Ctr
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2026
Diamond Head Extension \u2013 Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 20, 2026
INDEFINITE DELIVERY INDEFINITE QUANTITY CONTRACT FOR ARCHITECT-ENGINEER SERVICES FOR VARIOUS CIVIL PROJECTS AND OTHER PROJECTS UNDER THE COGNIZANCE OF NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND, PACIFIC
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 08, 2026
General Structural Engineering Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 09, 2026
INDEFINITE DELIVERY\/INDEFINITE QUANTITY CONTRACT FOR MULTI-DISCIPLINE ARCHITECT-ENGINEER SERVICES FOR VARIOUS MULTI-DISCIPLINE ENGINEERING AND RELATED PROJECTS UNDER THE COGNIZANCE OF NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND, HAWAII
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 30, 2025
GIS Specialist \/ Analyst Contractor
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 05, 2026
ARCHITECT\/ENGINEERING SERVICES FOR ENVIRONMENTAL \tINVESTIGATIONS, PERMIT APPLICATIONS AND RELATED STUDIES \tAT VARIOUS NAVY AND MARINE CORPS ACTIVITIES, PACIFIC BASIN AND INDIAN OCEAN AREAS
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 29, 2025
General Civil Engineering Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 12, 2026
INDEFINITE DELIVERY\/INDEFINITE QUANTITY CONTRACT FOR ARCHITECT-ENGINEER SERVICES FOR DESIGN, ENGINEERING, SPECIFICATION WRITING, COST ESTIMATING, AND RELATED SERVICES FOR MILCON AND OTHER PROJECTS AT VARIOUS LOCATIONS UNDER THE COGNIZANCE OF NAVFAC HAWAII
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 05, 2026
Design-Build Services for Ala Wai Bridge Project
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 13, 2026
MAINTAIN\/TEST & INSPECT ELEVATORS
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 20, 2026
PROFESSIONAL SERVICE
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 02, 2026
Graphic Design and Media Production
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 09, 2026

Showing 1601–1650 of 5167 bids that are currently: Active.