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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| California - US | Agency | Bid Type | Due Date | As PDF |
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Rose Bowl Stadium Architectural Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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Downtown Library Tenant Improvements
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 19, 2026 |
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Corporate: RHMA, HMA, and Concrete Barrier \u2013 Lead compliance plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 03, 2026 |
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Corporate: RHMA, HMA, and Concrete Barrier \u2013 Time-related overhead (ls)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 03, 2026 |
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Great Park Ancillary Structures Final Design
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: RHMA, HMA, and Concrete Barrier \u2013 Pre-storm event inspection report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 03, 2026 |
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Corporate: RHMA, HMA, and Concrete Barrier \u2013 During-and post-storm event inspection report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 03, 2026 |
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Corporate: RHMA, HMA, and Concrete Barrier \u2013 Stormwater annual report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 03, 2026 |
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Corporate: RHMA, HMA, and Concrete Barrier \u2013 Water quality annual report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 03, 2026 |
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Stormwater Capture Project Feasibility Study
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: LAUSD - Palisades Charter High School - SWPPP MONITORING
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 06, 2026 |
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Corporate: LAUSD - Palisades Charter High School - SWPPP IMPLEMENTATION
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 06, 2026 |
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Corporate: LAUSD - Palisades Charter High School - SURVEY AND LAYOUT
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 06, 2026 |
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Corporate: ADA curb ramps, high tension cable barrier, and LED lighting \u2013 During-And Post-Storm Event Inspection Report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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Corporate: ADA curb ramps, high tension cable barrier, and LED lighting \u2013 Stormwater Annual Report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 12, 2026 |
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Corporate: ADA curb ramps, high tension cable barrier, and LED lighting \u2013 Pre\/Post Construction Surveys
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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Corporate: Alvarado Trunk Sewer Ph IV and Water Main Relocations - SWPPP
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 28, 2026 |
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Corporate: Alvarado Trunk Sewer Ph IV and Water Main Relocations - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 28, 2026 |
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Corporate: Replace Bridge & Culverts, HMA, RHMA, Mod Lighting & Erosion Control - Lead compliance plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 10, 2026 |
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Corporate: Replace Bridge & Culverts, HMA, RHMA, Mod Lighting & Erosion Control - Level 2 critical path method schedule
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 10, 2026 |
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Construction of the Recharge Master Plan Update Basin Improvements
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: Replace Bridge & Culverts, HMA, RHMA, Mod Lighting & Erosion Control - Time-related overhead (wday)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 10, 2026 |
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Corporate: Replace Bridge & Culverts, HMA, RHMA, Mod Lighting & Erosion Control - Pre-storm event inspection report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 10, 2026 |
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Corporate: Replace Bridge & Culverts, HMA, RHMA, Mod Lighting & Erosion Control - During-and post-storm event inspection report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 10, 2026 |
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Corporate: Replace Bridge & Culverts, HMA, RHMA, Mod Lighting & Erosion Control - Stormwater annual report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 10, 2026 |
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Corporate: RP-5 Offsite Facilities Project and Butterfield Lift Station Improvements Project - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: RP-5 Offsite Facilities Project and Butterfield Lift Station Improvements Project - Soil & Compaction Testing
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: RP-5 Offsite Facilities Project and Butterfield Lift Station Improvements Project - Material Testing
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: Recharge Master Plan Update (RMPU) Basin Improvements Project Montclair Basin Improvements - CCTV Video Inspection10
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: Recharge Master Plan Update (RMPU) Basin Improvements Project Montclair Basin Improvements - SWPPP
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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PROFESSIONAL ENGINEERING DESIGN SERVICES
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: Cold plane, HMA, RHMA, Bridge Rehab, Culvert, And Electrical Work \u2013 Lead compliance plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 10, 2026 |
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Corporate: Alvarado Trunk Sewer Ph IV and Water Main Relocations - QC Testing
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 28, 2026 |
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Corporate: Alvarado Trunk Sewer Ph IV and Water Main Relocations - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 28, 2026 |
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Corporate: RP-5 Offsite Facilities Project and Butterfield Lift Station Improvements Project - SWPPP
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: RP-5 Offsite Facilities Project and Butterfield Lift Station Improvements Project - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: RP-5 Offsite Facilities Project and Butterfield Lift Station Improvements Project - E & IC (Engineering Instrumentation and Controls)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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Corporate: ADA Curb Ramps, High Tension Cable Barrier, and LED Lighting \u2013 Lead Compliance Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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Corporate: ADA Curb Ramps, High Tension Cable Barrier, and LED Lighting \u2013 Time-Related Overhead (Wday)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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CONSTRUCTION MANAGEMENT, CONSTRUCTION ADMINISTRATION
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 29, 2026 |
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54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 28, 2026 |
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MATERIALS TESTING & SPECIAL INSPECTION
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 28, 2026 |
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Geotechnical Professional and Technical Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 11, 2026 |
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Design Consultants
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 30, 2026 |
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54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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Corporate: ADA Curb Ramps, High Tension Cable Barrier, and LED Lighting \u2013 Pre\/Post Construction Surveys
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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Corporate: 2026-ADA Curb Ramps, High Tension Cable Barrier, and LED Lighting \u2013 Stormwater Pollution Prevention Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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Corporate: 2026-ADA Curb Ramps, High Tension Cable Barrier, and LED Lighting \u2013 Pre-Storm Event Inspection Report
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Nov. 05, 2026 |
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