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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 701–750 of 5697 bids that are currently: Active.

Denotes bidding opportunities that have been amended

California - US Due Date
Teen Center Public Art
54 - Professional, Scientific, and Technical Services
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Sep. 16, 2026
Muralist Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 26, 2026
Murals at M St Bridge and Corp Yard
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
Artists - Zinfandel Bicycle and Pedestrian Overcrossing Artist Residency
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
Graphic Design Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Call for Artists
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 03, 2026
Public Art Sculpture
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 15, 2026
Art Handling Services
54 - Professional, Scientific, and Technical Services
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Sep. 26, 2026
9X9 MURAL
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 25, 2026
As-Needed Consultant Services-2025-8
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Feb. 28, 2030
As-Needed Consultant Services-2025-7
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Feb. 28, 2030
Low-Interest Solar and Energy Storage Loan Program
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
Professional Auditing Services
54 - Professional, Scientific, and Technical Services
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Sep. 24, 2026
Audit Services
54 - Professional, Scientific, and Technical Services
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Sep. 25, 2026
Corporate: Pier B on Dock Rail Support Facility West Expansion & Pier B Street Realignment Project - AUDITING SERVICES
54 - Professional, Scientific, and Technical Services
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Sep. 15, 2026
Sales Tax Audit and Recovery Services
54 - Professional, Scientific, and Technical Services
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Oct. 01, 2026
Transaction and Use Tax Revenue Forecasting and Recovery Services
54 - Professional, Scientific, and Technical Services
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Sep. 29, 2026
External Audit Services
54 - Professional, Scientific, and Technical Services
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Oct. 05, 2026
Sales Tax
54 - Professional, Scientific, and Technical Services
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Sep. 25, 2026
Fiduciary Advisory Services
54 - Professional, Scientific, and Technical Services
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Sep. 28, 2026
Accounting Auditing Expertise and Technical Advisory Services
54 - Professional, Scientific, and Technical Services
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Sep. 30, 2026
Professional Auditing Services
54 - Professional, Scientific, and Technical Services
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Oct. 09, 2026
Financial Consulting Services
54 - Professional, Scientific, and Technical Services
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Oct. 08, 2026
Independent Audit Services
54 - Professional, Scientific, and Technical Services
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Sep. 30, 2026
As-Needed Consultant Services-2025-3
54 - Professional, Scientific, and Technical Services
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Feb. 28, 2030
As-Needed Consultant Services-2025-2
54 - Professional, Scientific, and Technical Services
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Feb. 28, 2030
INTEGRATED SPONSORSHIP, BRANDING, MARKETING
54 - Professional, Scientific, and Technical Services
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Sep. 17, 2026
California Beauty Brand Accelerator
54 - Professional, Scientific, and Technical Services
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Sep. 16, 2026
MUNICIPAL BRANDING SERVICES
54 - Professional, Scientific, and Technical Services
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Oct. 01, 2026
Operation of Long Beach Airport Advertising Program
54 - Professional, Scientific, and Technical Services
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Oct. 30, 2026
COMMUNITY BASED SOCIAL MARKETING
54 - Professional, Scientific, and Technical Services
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Oct. 30, 2026
Communications, Creative, Marketing, Public Relations and Multimedia Services
54 - Professional, Scientific, and Technical Services
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Sep. 25, 2026
91 Express Lanes Marketing Print Services
54 - Professional, Scientific, and Technical Services
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Oct. 01, 2026
MARKETING, WEBSITE AND SOCIAL MEDIA SERVICES
54 - Professional, Scientific, and Technical Services
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Oct. 09, 2026
MARKETING FOCUS GROUP RESEARCH SERVICES Yolo County, California
54 - Professional, Scientific, and Technical Services
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Oct. 01, 2026
Energy Efficiency Project Services
54 - Professional, Scientific, and Technical Services
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Jul. 02, 2028
PUR 27-009 CITYWIDE ENERGY SERVICES AND ENERGY EFFICIENCY PROGRAM
54 - Professional, Scientific, and Technical Services
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Oct. 08, 2026
Energy Project Alternatives
54 - Professional, Scientific, and Technical Services
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Oct. 08, 2026
Characterizing Non-Driving Electric Vehicle Energy Efficiency
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Oct. 28, 2026
As-Needed Consultant Services-2025-9
54 - Professional, Scientific, and Technical Services
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Feb. 28, 2030
System Development, Maintenance & Operations - CalHEERS SDMO
54 - Professional, Scientific, and Technical Services
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Oct. 31, 2026
Centralized Application Branch (CAB) Online
54 - Professional, Scientific, and Technical Services
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Oct. 31, 2026
Centralized Application Branch (CAB) Online
54 - Professional, Scientific, and Technical Services
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Oct. 31, 2026
Water Technical Access Portal (WaterTAP)
54 - Professional, Scientific, and Technical Services
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Jan. 15, 2027
Limited Source solicitation for Region 9 Help Desk IT Support Services Bridge
54 - Professional, Scientific, and Technical Services
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Dec. 09, 2026
FY26 Keysight Software Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Feb. 26, 2028
Information Technology Services
54 - Professional, Scientific, and Technical Services
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Sep. 15, 2026
Naval Special Warfare Command (NSWC) UxS Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
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Dec. 31, 2026
California Broadband Funding
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Dec. 01, 2026
Artificial Intelligence (AI)-Powered Pre-Plan Check
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026

Showing 701–750 of 5697 bids that are currently: Active.