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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 5151–5200 of 5866 bids that are currently: Active.
Denotes bidding opportunities that have been amended
| Washington - US | Agency | Bid Type | Due Date | As PDF |
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Participatory Budgeting Project Native Youth: Past, Present, Future
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 24, 2026 |
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Waste Characterization Study
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 12, 2026 |
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MOSAIC \u2013 Community Connections
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 30, 2026 |
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Conflict Public Defense Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 30, 2026 |
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Race and Social Justice Consulting
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Dec. 30, 2027 |
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On-Call Geotechnical, Environmental, and Transportation Professional Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 25, 2026 |
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On-Call Consultant Program, Public Works
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 16, 2026 |
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Sign Language Interpreter Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 10, 2026 |
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Language Service Providers
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 20, 2026 |
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Yearbook Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 26, 2026 |
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Maritime Workforce Liaison
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 24, 2026 |
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Public Safety and Emergency Preparedness Consulting
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Dec. 30, 2027 |
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Safety, Security and Quality Consulting Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 02, 2026 |
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| Washington D.C. - US | Agency | Bid Type | Due Date | As PDF |
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BROAD AGENCY ANNOUNCEMENT: Operational Analysis, SSN\/SSGN Survivability Program (S3P), and Hull, Mechanical and Electrical (HM&E) Materials, Design Concepts, and Technologies for Future Submarine Platforms
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Oct. 31, 2026 |
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Federal Bureau of Investigation (FBI) - Office of Chief Information Officer (OCIO) Innovation Ventures Office (IVO) Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | May. 16, 2026 |
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BROAD AGENCY ANNOUNCEMENT: Operational Analysis, SSN\/SSGN Survivability Program (S3P), and Hull, Mechanical and Electrical (HM&E) Materials, Design Concepts, and Technologies for Future Submarine Platforms
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Oct. 31, 2026 |
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Federal Bureau of Investigation (FBI) - Office of Chief Information Officer (OCIO) Innovation Ventures Office (IVO) Broad Agency Announcement (BAA)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | May. 16, 2026 |
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A\/E Design for General\/Facilities, Landside Civil, and MEPF
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 19, 2026 |
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Notice of Opportunity (NOO) for Energy Savings Performance Contract (ESPC) - Joint Base Anacostia-Bolling (JBAB), Washington, District of Columbia
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 26, 2026 |
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Physical Agility Testing
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 10, 2026 |
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Design-Build Services for Passenger Facing Projects
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 09, 2026 |
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Mid-Term Safety Improvements
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 23, 2026 |
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Professional Support Services for PMS 470
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 18, 2026 |
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Central Office Architect-Engineering Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 20, 2026 |
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Design & Engineering Services for Communication & Signals
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 27, 2026 |
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Universal Single Level
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 03, 2026 |
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SOLE SOURCE \u2013 ENGINEERING\/LOGISTIC SERVICES FOR THE AIRBORNE ELECTRONIC ATTACK FLEET SUPPORT TEAM, ORGANIC DEPOT, & LOGISTICS INFORMATION MANAGEMENT TEAM (LMIT)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Mar. 30, 2026 |
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FY27 PILS Impact Scoring and Engineering Services_
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Mar. 26, 2026 |
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Midwest Region Architectural and Engineering (A&E) Services IDIQ
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | May. 05, 2026 |
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GPR Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 02, 2026 |
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Universal Single Level
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 03, 2026 |
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Notice of Opportunity (NOO) for Energy Savings Performance Contract (ESPC) - Joint Base Anacostia-Bolling (JBAB), Washington, District of Columbia
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 26, 2026 |
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Call to Artists
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 31, 2026 |
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USA: MCC Financial Statement Audit
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Mar. 20, 2026 |
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IRS-DA_COMP_SVCS
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 20, 2026 |
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Bond Financial Advisory Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 10, 2026 |
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International and National Sports & Entertainment Business Development Support Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 09, 2026 |
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Dell Data Domain Maintenance
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Apr. 19, 2026 |
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TikTok Notification to HUD Industry Partners
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Apr. 18, 2028 |
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Applicant Tracking System
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Jul. 16, 2026 |
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IMMIGRATION AND CUSTOMS ENFORCEMENT VENDOR ENGAGEMENT DAY
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Dec. 17, 2027 |
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IMMIGRATION AND CUSTOMS ENFORCEMENT VENDOR ENGAGEMENT DAY
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Dec. 17, 2027 |
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Tradewinds Solutions Marketplace
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | May. 31, 2026 |
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Steller Sea Lion Artificial Intelligence Image Processing and Counting Enhancement Effort
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Aug. 01, 2026 |
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Platform One Solutions Marketplace (P1SM)\/Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Sep. 22, 2026 |
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Platform One Solutions Marketplace (P1SM)\/Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Dec. 29, 2026 |
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Locklizard DRM
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Dec. 07, 2026 |
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Platform One Solutions Marketplace (P1SM)\/Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Dec. 29, 2026 |
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Airline Analysis and Scheduling Solution via a Web-based Application
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 27, 2026 |
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Airline Analysis and Scheduling Solution via a Web-based Application
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 27, 2026 |
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