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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Port Credit Arena Lifecycle Renewal and Decarbonization
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 21, 2026 |
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Peer Review for Air Quality and Odour Study, Noise, Vibration Study, Compatibility\/Mitigation and Rail Safety and Risk Mitigation
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 01, 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 | May. 26, 2026 |
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Pond F7 \u2013 End of Pipe Retrofit EA
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 21, 2026 |
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Commercial Street Wastewater System Improvements
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 26, 2026 |
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Professional Architectural and Engineering Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 01, 2026 |
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Sir John A. MacDonald Boulevard CN Rail Overpass Rehabilitation Design
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 27, 2026 |
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Landscape & Natural Heritage Review \u2013 Consulting Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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Northern District Library Architectural Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 28, 2026 |
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BRIDGE OSIM CONDITION ASSESSMENT
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 26, 2026 |
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Community Energy Systems Study
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 25, 2026 |
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Port Burwell Bridge Rehabilitation
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 03, 2026 |
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Development Lands \u2013 Stage 3 & 4 Archaeological Investigation
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 26, 2026 |
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Professional Engineering Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 28, 2026 |
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Heritage Building Condition Assessment - Carnegie Library
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 22, 2026 |
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Design Services, including a Memorial and Landscape Architecture services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 01, 2026 |
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Professional Architectural and Engineering Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 01, 2026 |
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Streetlight & Utility Pole Assessment
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 26, 2026 |
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Development Feasibility Study of Township Owned Lands
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 01, 2026 |
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Lockhart Road Grade Separation and Road Widening
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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Stouffville Production Well 7 Connection
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 05, 2026 |
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Landfill Closure Planning
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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Consulting for the Dunnville Fire and Paramedic Station
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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NW Hespeler MESP and Secondary Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 28, 2026 |
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Thornton Trunk Watermain Replacement
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 29, 2026 |
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Place Public Realm Prime Consultant Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 05, 2026 |
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Stormwater Managment Facility Remediation Program
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 22, 2026 |
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FM Woods Interior Renovation
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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Central Avenue Development Lands \u2013 Detailed Civil Engineering Design
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 28, 2026 |
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Regional Recreation Facility Development - Phase 1
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 29, 2026 |
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Architectural Design Services (Amenities Building)
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 10, 2026 |
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Engineering Services for Servicing Master Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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Recreation Centre Sports Field Irrigation Replacement - Design, CA\/CI
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 21, 2026 |
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Bolton Industrial Area Stormwater Management Master Drainage Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 08, 2026 |
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Renovations to Leased Space
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 09, 2026 |
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Design of the Rivard Pumping Scheme Improvements
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 05, 2026 |
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South Edgeware Road Signal Design, PXO Design, and Street Lighting Design
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 01, 2026 |
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Mechanical Systems Renewal & GHG Reduction Design
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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Secondary Raw Water Intake Detailed Design Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 09, 2026 |
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New Hamburg WWTP - SBR Inspection & Remediation
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 02, 2026 |
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Surface Water Monitoring Program
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 03, 2026 |
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Feasibility Study for the Preliminary Treatment Upgrades
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 11, 2026 |
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ART CONSULTANT \u2013 TRIENNIAL SERVICES
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 21, 2026 |
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Community Recreation and Facilities Commercial Naming Rights and Sponsorship
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 19, 2026 |
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Corporate Media Buying Agency Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 26, 2026 |
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Full\u2011Service Advertising Agency Services
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | Jun. 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 | May. 20, 2026 |
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AI for City Building Lab
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 19, 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 | May. 21, 2026 |
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Transit Technology Review and Strategic Plan
54 - Professional, Scientific, and Technical Services (to see the full NAICS category code login or upgrade) |
login to see | State/Local Bids | May. 29, 2026 |
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