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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 1801–1850 of 5178 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Illinois - US Due Date
Procurement Report-October
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 23, 2025
Procurement Report-November
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 24, 2025
RFI for Multiple parcels at Naval Station Great Lakes, Great lakes, IL
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Feb. 19, 2026
RFI for Multiple parcels at Naval Station Great Lakes, Great lakes, IL
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Feb. 19, 2026
Procurement Report October
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025
Automated Weather Observation Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 29, 2025
LUST Special Projects
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025
Corporate: Bloomington-Normal WRD_Plant 3 Headworks Improvements - Professional Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 17, 2026
HCBS Waiver
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 14, 2026
USTRANSCOM Acquisition Program Support
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 07, 2026
USTRANSCOM IT Programs and Support Services Division \u2013 Industry Forum
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 13, 2026
Procurement Report Jul-Dec
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025
Legal Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 15, 2026
Personal Protection and Safety
54 - Professional, Scientific, and Technical Services
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Jan. 20, 2026
RFI - CYBERSPACE OPERATIONS FORCES AND SUPPORT (COF) II
54 - Professional, Scientific, and Technical Services
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Dec. 22, 2025
 
 
Indiana - US Due Date
Comissioning of Replace Elevators -- Fort Wayne 610A4-26-201
54 - Professional, Scientific, and Technical Services
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Jan. 15, 2026
Homeless Service Center Design
54 - Professional, Scientific, and Technical Services
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Jan. 02, 2026
Winchester Road Sidewalk Connection Phase III
54 - Professional, Scientific, and Technical Services
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Jan. 22, 2026
Downtown Plan Development
54 - Professional, Scientific, and Technical Services
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Feb. 02, 2026
Electric Generating Facility Fuel Cost Analysis
54 - Professional, Scientific, and Technical Services
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Dec. 31, 2025
Long Range Broad Agency Announcement (BAA) for NSWC Crane
54 - Professional, Scientific, and Technical Services
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Feb. 01, 2026
Proofpoint DMARC\/DKIM\/SPF Managed Services
54 - Professional, Scientific, and Technical Services
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Feb. 10, 2026
Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
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Mar. 12, 2028
Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
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Jul. 03, 2028
Area of Interest N0016425SCA001 Miniature Aiming System (MAS) Machine Gun Optic (MGO)
54 - Professional, Scientific, and Technical Services
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Jul. 03, 2028
N0016425SC001 CSO
54 - Professional, Scientific, and Technical Services
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Jul. 03, 2028
N0016425SC001 CSO
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 03, 2028
Long Range Broad Agency Announcement (BAA) for NSWC Crane
54 - Professional, Scientific, and Technical Services
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Feb. 01, 2027
Campaign Finance Reporting & Archived Election Results
54 - Professional, Scientific, and Technical Services
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Jan. 16, 2026
Underground Storage Inspection & Maintenance
54 - Professional, Scientific, and Technical Services
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Jan. 05, 2026
N0016425SC001 CSO
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 03, 2028
Field Service Representative (FSR) Support for Counter Radio Controlled Improvised Explosive Device Electronic Warfare (CREW) technology and Electronic Warfare systems
54 - Professional, Scientific, and Technical Services
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Jan. 07, 2026
USA: Underground Storage Tanks & Above Ground Storage Tanks Inspection Services Indianapolis, IN
54 - Professional, Scientific, and Technical Services
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Jan. 12, 2026
N0016425SC001 CSO
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 03, 2028
BENEFIT SOLUTION CONSULTANT
54 - Professional, Scientific, and Technical Services
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Jan. 19, 2026
Data Forensics Reporting
54 - Professional, Scientific, and Technical Services
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Dec. 24, 2025
 
 
Iowa - US Due Date
K9 Dog and Training
54 - Professional, Scientific, and Technical Services
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Jan. 07, 2026
Middletown FMS Relighting
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 22, 2025
Mount Pleasant RC Lighting Upgrades
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 22, 2025
Modernize Freight Elevator on West Side of Facility
54 - Professional, Scientific, and Technical Services
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Jan. 13, 2026
Artist Selection for Outdoor Mural at New Pump Station
54 - Professional, Scientific, and Technical Services
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Jan. 14, 2026
Social Media Audit Services
54 - Professional, Scientific, and Technical Services
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Dec. 30, 2025
Auditing & Accounting Services
54 - Professional, Scientific, and Technical Services
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Jan. 16, 2026
Strategic Marketing Services
54 - Professional, Scientific, and Technical Services
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Jan. 16, 2026
Marketing and Advertising services
54 - Professional, Scientific, and Technical Services
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Mar. 16, 2026
Lecture Capture System
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jan. 08, 2026
Digital Homebuyer Lead Platform & Marketing Automation
54 - Professional, Scientific, and Technical Services
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Jan. 16, 2026
Unified Communications as a Service (UCaaS)
54 - Professional, Scientific, and Technical Services
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Dec. 23, 2025
Public Assistance Oversight Data Sources
54 - Professional, Scientific, and Technical Services
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Mar. 04, 2026
Psychiatric Medical Institutions for Children Enhanced Rates
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 31, 2025

Showing 1801–1850 of 5178 bids that are currently: Active.