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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 2701–2750 of 5581 bids that are currently: Active.

Denotes bidding opportunities that have been amended

New Hampshire - US Due Date
Sewer System Master Plan Construction
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 08, 2026
Development of 342 Main Street
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 13, 2026
Replacement of Cannon Mountain Aerial Tramway
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 22, 2026
Mt Washington Tank Inspection
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 03, 2026
TESTING AGENT FOR ADMINISTRATION & VEHICLE MAINTENANCE BUILDING PROJECT
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 09, 2026
Comprehensive Downtown Parking Management System
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 08, 2026
Website Redesign and Content Management System Implementation
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 08, 2026
School Finance Data System
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 09, 2026
School Finance Data System
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 09, 2026
CDA Part Time Bookkeeper
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 29, 2026
Athletics Outsource Event Staff
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 30, 2026
FAMILY LEADER PILOT
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 31, 2026
 
 
New Jersey - US Due Date
ANIMAL CONTROL PROFESSIONAL SERVICES
54 - Professional, Scientific, and Technical Services
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Dec. 16, 2026
Animal Medications
54 - Professional, Scientific, and Technical Services
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Jun. 24, 2026
Borough Surveyor
54 - Professional, Scientific, and Technical Services
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Dec. 11, 2032
NEWARK LIGHT RAIL ADA & STATION MODERNIZATION
54 - Professional, Scientific, and Technical Services
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Jul. 14, 2026
Broad Agency Announcement (BAA) Naval Air Warfare Center Aircraft Division (NAWCAD) Webster Outlying Field (WOLF) Airborne Systems Integration (ASI) Division
54 - Professional, Scientific, and Technical Services
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Apr. 10, 2027
Enhanced Motor Vehicle Inspection Maintenance System
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Aug. 05, 2026
Professional Architectural Services- Preparation of Bridging Documents for DPW Facility
54 - Professional, Scientific, and Technical Services
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Jul. 22, 2026
Construction Engineering and Inspection Services for Safe Routes to Schools Project Shunpike Road Sidewalk \u2013 Falmouth Road to Pine Street
54 - Professional, Scientific, and Technical Services
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Jul. 16, 2026
CONSTRUCTION MANAGEMENT\/ CONSTRUCTION INSPECTION SERVICES
54 - Professional, Scientific, and Technical Services
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Jun. 26, 2026
ARCHITECTURAL SERVICES FOR A HISTORIC STRUCTURES REPORT
54 - Professional, Scientific, and Technical Services
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Jul. 07, 2026
Air Quality Conformity Determination and Regional Emissions Modeling
54 - Professional, Scientific, and Technical Services
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Jun. 24, 2026
Construction Management Services
54 - Professional, Scientific, and Technical Services
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Jul. 01, 2026
Various Professional Engineering and Related Services
54 - Professional, Scientific, and Technical Services
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Jul. 01, 2026
Corporate: PNCT Wharf Upgrades Berths - testing and inspections
54 - Professional, Scientific, and Technical Services
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Jun. 26, 2026
LICENSED PROFESSIONAL LAND SURVEYOR
54 - Professional, Scientific, and Technical Services
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Jun. 25, 2026
Public Wastewater System
54 - Professional, Scientific, and Technical Services
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Jul. 08, 2026
ARCHITECTURAL AND ENGINEERING SERVICES
54 - Professional, Scientific, and Technical Services
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Jun. 24, 2026
INSPECTION, TESTING AND PREVENTATIVE REPAIR MAINTENANCE
54 - Professional, Scientific, and Technical Services
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Jun. 25, 2026
Launcher Hydraulic Fluid Testing
54 - Professional, Scientific, and Technical Services
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Jun. 24, 2026
Architectural Services Design - Pad Site Buildings
54 - Professional, Scientific, and Technical Services
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Jun. 25, 2026
Corporate: Camden County Municipal Utilities Authority - Aeration Tank & Plant Water Upgrades - CPM Scheduling
54 - Professional, Scientific, and Technical Services
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Jul. 10, 2026
PROFESSIONAL ENGINEERING SERVICES
54 - Professional, Scientific, and Technical Services
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Jul. 01, 2026
ENGINEERING SERVICES REGARDING THE D&R GREENWAY CONNECTOR TRAIL
54 - Professional, Scientific, and Technical Services
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Jul. 08, 2026
Safety Shower Testing & Repairs
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 30, 2026
ANNUAL FIRE PROTECTION SYSTEM INSPECTION, MAINTENANCE AND SERVICES
54 - Professional, Scientific, and Technical Services
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Jul. 01, 2026
Design Services for the Police Headquarters Sallyport
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 01, 2026
Consulting Civil Engineering and Inspection Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 07, 2026
NORTHERN BRANCH EXTENSION \u2013 TRANSIT ORIENTED DEVELOPMENT COMPREHENSIVE CORRIDOR PLAN
54 - Professional, Scientific, and Technical Services
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Aug. 19, 2026
ENGINEERING AND ARCHAEOLOGICAL PROFESSIONAL SERVICES
54 - Professional, Scientific, and Technical Services
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Jul. 07, 2026
VALVE INSPECTION, TESTING AND CONDITION ASSESSMENT OF LARGE VALVES
54 - Professional, Scientific, and Technical Services
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Jul. 20, 2026
Civil Engineering Services
54 - Professional, Scientific, and Technical Services
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Jul. 08, 2026
QUALIFIED DEVELOPER FOR THE SOUTHERN BOULEVARD MUNICIPAL SITE
54 - Professional, Scientific, and Technical Services
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Jul. 22, 2026
Professional Engineering Services
54 - Professional, Scientific, and Technical Services
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Jul. 16, 2026
GENERAL ENGINEERING SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 15, 2026
Development, Ownership, Operation, and Maintenance of Communications Tower
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 24, 2026
Aerial Ladder Inspection, Testing and Maintenance
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 08, 2026
COMPETITIVE CONTRACTING: PAYROLL SERVICES & HUMAN RESOURCE INFORMATION SYSTEM SERVICES
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jun. 25, 2026
Healthcare Eligibility Audit
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Jul. 01, 2026

Showing 2701–2750 of 5581 bids that are currently: Active.