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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Project 5007 Highlands Ranch Tank Improvement
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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Various Capital Improvements, MEP Engineer Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 16, 2026 |
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Architecture 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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Progressive Design-Build 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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Corporate: Pipeline 5 Relining Oceanside 5 Flow Control Facility to Huckleberry Lane - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 17, 2026 |
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Corporate: South Park Drive Road Rehab - GEOTECH ENGINEERS
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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Corporate: South Park Drive Road Rehab - SURVEYING
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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Corporate: South Park Drive Road Rehab - SWPP PLAN ONLY
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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Corporate: Carmel Del Mar School - WSM - Survey
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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Evaluation of Fuel Specification Changes
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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Corporate: Furnish Polyester Concrete Overlay \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 | Apr. 07, 2026 |
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Corporate: HMA (Type A) and Modify Signal and Lighting Systems \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 | Apr. 02, 2026 |
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Corporate: HMA (Type A) and Modify Signal and Lighting Systems \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 | Apr. 02, 2026 |
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Corporate: Kohler Elementary School Hardcourt Replacement - Erosion Control
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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Long-Range Facility Master Plan
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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Engineering Services: Fall River Valley CSD Water Line Relocation Project
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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Stormwater Monitoring Program and NPDES Permit Compliance
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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Federal Circulation Improvement Program \u2013 Materials Testing
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 01, 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 | Mar. 19, 2026 |
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A&E Services for Avalon Street Building Renovation
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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School District Facilities Master Plan
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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BRIDGE PREVENTIVE MAINTENANCE PROGRAM
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 18, 2026 |
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Corporate: HMA (Type A), Cold Plane AC Pavement and Traffic Control System - Lead Compliance
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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Corporate: HMA (Type A), Cold Plane AC Pavement and Traffic Control System - Construction Staking
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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Corporate: HMA (Type A), Cold Plane AC Pavement and Traffic Control System - Prepare SWPPP
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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Corporate: HMA (Type A), Cold Plane AC Pavement and Traffic Control System - SWPPP Implementation
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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Corporate: Morgan Territory Road - Quality Control Testing
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 17, 2026 |
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Corporate: Morgan Territory Road - Develop Water Supply
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 17, 2026 |
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Corporate: Morgan Territory Road - PCMS
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 17, 2026 |
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Corporate: Morgan Territory Road - WPCP Plan and Reports
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 17, 2026 |
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Corporate: Morgan Territory Road - Temporary Creek Diversion Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 17, 2026 |
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Corporate: City of Redlands Wastewater Treatment Plant Upgrades Phase 2 \u2013 testing\/inspection
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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Rosecrans Childcare Center
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 17, 2026 |
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Corporate: Harvest Water On-Farm Connection Assemblies Phase 2 \u2013 GROTECH ENGINEERS
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 08, 2026 |
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Corporate: Harvest Water On-Farm Connection Assemblies Phase 2 \u2013 SWPP PLAN ONLY
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 08, 2026 |
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Corporate: HMA (Type A) and Modify Signal and Lighting Systems \u2013 Data Core
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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Downtown Center Master Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 15, 2026 |
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ENGINEERING 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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54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Mar. 17, 2026 |
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54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Mar. 23, 2026 |
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54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Mar. 31, 2026 |
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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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Provide Progressive Design-Build Construction Services
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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Panels Replacement and Control Upgrades
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Apr. 01, 2026 |
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DESIGN SERVICES
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 17, 2026 |
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Transportation and Traffic Engineering 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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Historical Architect Consultant
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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Corporate: Secondary Treatment System Upgrades Project - SWPP Plan & Materials
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 18, 2026 |
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Corporate: Secondary Treatment System Upgrades Project - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 18, 2026 |
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Corporate: Secondary Treatment System Upgrades Project - Quality Control Testing
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Mar. 18, 2026 |
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