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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 2851–2900 of 5830 bids that are currently: Active.
Denotes bidding opportunities that have been amended
| Missouri - US | Agency | Bid Type | Due Date | As PDF |
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Summer Tornado Repairs and Preservation
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 02, 2026 |
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Federal Lobbyist
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 11, 2026 |
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Campus Facilities Sustainability Plan Consultant
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 28, 2026 |
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Captioning Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 23, 2026 |
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Stormwater Master Plan Development
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 18, 2026 |
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Payables Program and Merchant Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 25, 2026 |
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Key Position Performance Evaluation Consultant
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 15, 2026 |
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Annual Employee Engagement Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 09, 2026 |
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NWFSC Sampling Net and Fishing Gear Repair & Maint
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 07, 2026 |
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Development of Flukebook Coordinated Across Five NOAA Fisheries Science Centers
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Sep. 04, 2026 |
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Photography and Videography
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 08, 2026 |
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Notice of Intent to Award a BPA Call Order against The Land Management Integrated Resources BPA (LMIR) - Mark Twain N.F.
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Sep. 01, 2026 |
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| Montana - US | Agency | Bid Type | Due Date | As PDF |
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Hathaway Rest Area Rehab
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 11, 2026 |
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Emigrant Rest Area Rehab
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 11, 2026 |
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Corporate: CIRCLE WATER TREATMENT PLANT IMPROVEMENTS - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 02, 2026 |
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Corporate: CIRCLE WATER TREATMENT PLANT IMPROVEMENTS - Testing & Inspection
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 02, 2026 |
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AE Services - 1300 11th Avenue Renovation
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 15, 2026 |
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Lockwood TEDD Infrastructure Master Plan Update
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 14, 2026 |
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ARCHITECT-ENGINEER (A-E) CIVIL STRUCTURAL IDIQ FOR NORTHERN & CENTRAL STATES OF INTERIOR US
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Sep. 11, 2026 |
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Corporate: REVAIS CREEK BRIDGE REPLACEMENT - survey\/staking
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 02, 2026 |
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Corporate: REVAIS CREEK BRIDGE REPLACEMENT - testing & inspection
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Oct. 02, 2026 |
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Corporate: FORT PECK HATCHERY WATER SUPPLY PROJECT - survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 22, 2026 |
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Corporate: FORT PECK HATCHERY WATER SUPPLY PROJECT - testing\/inspections
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 22, 2026 |
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Corporate: JEFFERSON RIVER FLOOD MITIGATION PROJECT - survey\/staking
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 16, 2026 |
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DES Multi-Hazard Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 18, 2026 |
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Organizational Staffing Needs Assessment
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 05, 2026 |
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TIF Economic Analysis
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 18, 2026 |
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WYAO Woodward Gov Cabinet Assessment
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 07, 2026 |
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Judith Landing State Park Interpretation Plan - Ethnography
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 11, 2026 |
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Post-Construction Environmental Compliance Monitoring Services in support of MT FLAP BOR 2980(1) Sun River Bridge Replacement
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 10, 2026 |
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ARCHITECT-ENGINEER (A-E) CIVIL STRUCTURAL IDIQ FOR NORTHERN & CENTRAL STATES OF INTERIOR US
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Sep. 11, 2026 |
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| Nebraska - US | Agency | Bid Type | Due Date | As PDF |
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Corporate: NE Omaha High-Rate Treatment Basin - Survey
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 02, 2026 |
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Springfield Gas Main Extension
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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Rebranding Project
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 11, 2026 |
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CREATIVE DISTRICT MARKETING SERVICES
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 10, 2026 |
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Corporate: NE Omaha High-Rate Treatment Basin - Traffic Control
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 02, 2026 |
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Corporate: NE Omaha High-Rate Treatment Basin - Pollution Control
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 02, 2026 |
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Retirement Recordkeeping
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 15, 2026 |
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ETHEREAL FORGE: Call for Participation \u2013 Test & Evaluation of Advanced Electromagnetic Warfare (EW) Capabilities
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Prebids | Oct. 10, 2026 |
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Multiomics Analysis - RFQ
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 05, 2026 |
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Hazardous Chemical and Environmental Response Advanced
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 02, 2026 |
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Lab Testing of Wastewater
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 16, 2026 |
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| Nevada - US | Agency | Bid Type | Due Date | As PDF |
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Tactical Systems Subject Matter Expertise (SME) Support for the OPERATIONAL RESPONSE TEAM (ORT)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 04, 2026 |
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Principal Multi-Domain Command & Control (MDC2) Subject Matter Expert
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 07, 2026 |
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Tactical Systems Subject Matter Expertise (SME) Support for the OPERATIONAL RESPONSE TEAM (ORT)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 04, 2026 |
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99 CES Fire Suppression Certification
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 15, 2026 |
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Elevator Inspection Base +4
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | Federal Bids | Sep. 01, 2026 |
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Medical Education and Training Center
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 17, 2026 |
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Professional Engineering Services for Condition Assessment Program
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 29, 2026 |
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Professional Engineering Services for TMWRF Disinfection Improvements
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Sep. 25, 2026 |
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