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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 5501–5550 of 5776 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Northwest Territories - CA Due Date
Harassment Free Respectful WP Investigation
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 09, 2026
Climate Change Adaptation Guidelines
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Business Mentorship Program
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 13, 2026
Business Continuity Plan
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 07, 2026
Wildfire Protection Equipment
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Taltson Expansion Environmental Consulting
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
Kam Lake Area Development Plan - Environmental Site Assessment Phase 1
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 13, 2026
Intergovernmental Agreement 7-Year Review
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
 
 
Nova Scotia - CA Due Date
Comprehensive Design Consulting Services - Infirmary Essential Integrations
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
Pottle Lake Water System Master Plan
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 23, 2026
Design-Build Services for Public Housing
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 09, 2026
Engineering Services - Fixed\/Plant Infrastructure
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 09, 2026
Engineering Services - Linear Infrastructure
54 - Professional, Scientific, and Technical Services
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Apr. 09, 2026
Burnside Transit Centre \u2013 Pre-Design Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 16, 2026
Eastern Shore Active Transportation Connection Functional Planning
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Hub Gym Concept Design
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 15, 2026
Mount Uniacke Water and Wastewater Feasibility Study
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Marketing Services
54 - Professional, Scientific, and Technical Services
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Jun. 30, 2026
Inverness Multicourt Facility Naming Rights
54 - Professional, Scientific, and Technical Services
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Apr. 30, 2026
One Person One Record, IT Resources
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
PROJECT MANAGEMENT SERVICES
54 - Professional, Scientific, and Technical Services
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Sep. 30, 2026
Coastal Monitoring Field Support Cape Breton
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2027
Health Systems Consulting Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 30, 2027
Health Systems Consulting Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 30, 2027
Operational Readiness Advisor Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
Community Recreation & Open Space Plan
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 14, 2026
Water Rate Study
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 30, 2026
Infirmary Expansion Project Commissioning Consultant
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 22, 2026
Enfield Secondary Planning Study
54 - Professional, Scientific, and Technical Services
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Apr. 15, 2026
Corporate and Administrative Services Officer
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 13, 2026
Subsurface Energy R&D Investment Program
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 15, 2026
Environmental Assessment - Highway
54 - Professional, Scientific, and Technical Services
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Apr. 10, 2026
 
 
Nunavut - CA Due Date
Executive Oversight and Program Assurance Services
54 - Professional, Scientific, and Technical Services
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Apr. 30, 2026
External Legal Counsel Services
54 - Professional, Scientific, and Technical Services
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Mar. 31, 2026
Environmental Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 22, 2026
 
 
Ontario - CA Due Date
Consulting Engineering Services for Transportation Infrastructure Projects
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 30, 2026
Recreation Development
54 - Professional, Scientific, and Technical Services
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May. 20, 2026
Track Protection Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 02, 2026
Pollution Control Plant Upgrades Design and Class Environmental Assessment
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
Update of Hydrologic and Hydraulic Model
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 06, 2026
CONSULTING SERVICES FOR THE NET ZERO TRANSITION PROJECT
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 03, 2026
Decew Road Detailed Design Project
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 02, 2026
Research and Innovation
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 02, 2026
Phase II of Heritage Designation
54 - Professional, Scientific, and Technical Services
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Apr. 29, 2026
Independent Oversight Consultancy Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
Groundwater Exploration Study
54 - Professional, Scientific, and Technical Services
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Mar. 31, 2026
Claremont Access Long-Term Slope Remediation Project
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 07, 2026
Roads Needs Study
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 02, 2026
Services and Construction for \u201CThe Broader Hill\u201D affordable rental housing
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 21, 2026
Implementation Guide: Flood Resilient Water Crossings
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 21, 2026

Showing 5501–5550 of 5776 bids that are currently: Active.