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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 4551–4600 of 5669 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Vermont - US Due Date
Financial Audit Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026
Home Energy Loan
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
Feasibility Study
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 12, 2026
IT Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 16, 2026
IT Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 25, 2026
Emerging Technologies Consulting and Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 15, 2026
Technical Support Services for Development and Implementation of Industrial Pollution Prevention
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 09, 2026
Update to the Life Cycle Analysis of Greenhouse Gas Emissions
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
Public Transit Consultant Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
Compensation & Benefits Study
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 02, 2026
Reappraisal
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
Secondary Due Process Review Hearing Officer
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
 
 
Virgin Islands - US Due Date
A-E Construction Management Services-MIDWAY ATOLL
54 - Professional, Scientific, and Technical Services
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Sep. 28, 2026
Audit Services
54 - Professional, Scientific, and Technical Services
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Sep. 23, 2026
DLCA Rebranding and Public Service Announcements
54 - Professional, Scientific, and Technical Services
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Sep. 25, 2026
NUTRITION
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
TRAINING PROGRAM MARKETING
54 - Professional, Scientific, and Technical Services
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Sep. 21, 2026
WIOA Title I Workforce Development System
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 07, 2026
Electronic Health Records System Territory Wide
54 - Professional, Scientific, and Technical Services
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Oct. 06, 2026
Enterprise Access Control System
54 - Professional, Scientific, and Technical Services
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Sep. 16, 2026
Electronic Benefits Transfer Contractor for the Supplemental Nutrition Assistance Program
54 - Professional, Scientific, and Technical Services
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Nov. 23, 2026
HEAD START PRESERVICE
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
HEAD START PRESERVICE
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
Weatherization Assistance Program Implementation for VIEO
54 - Professional, Scientific, and Technical Services
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Oct. 13, 2026
FOREST STEWARDSHIP PROGRAM
54 - Professional, Scientific, and Technical Services
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Sep. 21, 2026
CPSTr Certification Fees
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
Governor's Workforce Development Summit
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
QUALITY SERVICES\/ PROVIDER ORIENTATION
54 - Professional, Scientific, and Technical Services
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Sep. 17, 2026
Hearing Officer
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
HOMEMAKERS - STX-DHS - LAB WORK
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
Laboratory Work
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
Production of Tsunami Magnets for Planning & Preparedness
54 - Professional, Scientific, and Technical Services
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Sep. 17, 2026
 
 
Virginia - US Due Date
Trees for Clean Water
54 - Professional, Scientific, and Technical Services
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Dec. 01, 2026
TCS MS Increment II Request for Information
54 - Professional, Scientific, and Technical Services
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Feb. 19, 2028
AE Services
54 - Professional, Scientific, and Technical Services
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Nov. 30, 2026
Architect-Engineering firms for surveying project.
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Feb. 28, 2027
A\/E Services for Category B Services
54 - Professional, Scientific, and Technical Services
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Mar. 29, 2027
B Department Operations Support
54 - Professional, Scientific, and Technical Services
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Jan. 01, 2027
Design Validation and Engineering Consultant Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
Architectural & Engineering Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
ARCHITECTURE\/ENGINEERING PROFESSIONAL SERVICES FOR SMALL PROJECTS
54 - Professional, Scientific, and Technical Services
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Aug. 03, 2031
Professional Engineering and Related Services Community Systems Basic Ordering Agreement
54 - Professional, Scientific, and Technical Services
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Sep. 22, 2026
Deep Water Port Design Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Draft RFP_N0017826R3107_HPM Support Services
54 - Professional, Scientific, and Technical Services
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Sep. 30, 2026
Engineering and Surveying - Accomack County Flood Zone
54 - Professional, Scientific, and Technical Services
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Sep. 18, 2026
Switchgear Inspection, Testing and Repair Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
High Power Microwave Engineering Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 01, 2026
A\/E DESIGN SERVICES
54 - Professional, Scientific, and Technical Services
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Sep. 25, 2026
Architectural and Historical Services
54 - Professional, Scientific, and Technical Services
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Sep. 25, 2026
Emission Survey of Distribution Lines, Transmission Lines and Substations
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026

Showing 4551–4600 of 5669 bids that are currently: Active.