Doherty Engineering

Highly Engaged Employees

Doherty Engineering Inc. (DEI) is a Mississauga, Ontario-based mechanical and electrical engineering consulting firm serving the Industrial, Commercial, and Institutional sectors across North America. The company provides comprehensive full-service engineering design, energy assessment, and related consulting services to a diverse client base inclu... ding property owners, facility operators, utilities, architects, builders, developers, and industrial facilities. Fully licensed by Professional Engineers Ontario with key staff holding credentials to practice in other North American jurisdictions, DEI combines deep technical expertise with a commitment to cost and energy-efficient solutions that prioritize long-term operational performance and maintenance considerations. Beyond traditional engineering design, DEI delivers a broad spectrum of specialized services including preliminary and detailed feasibility studies, financial analyses with construction cost estimates and life cycle costing, energy auditing and reporting, building operations consulting, due diligence investigations for property purchasers and financiers, contract administration, inspection services, and commissioning. The firm has been retained in advanced roles such as Owner's Engineer, Project Manager, Peer Reviewer, and Expert Witness, demonstrating client confidence in its technical depth and judgment. DEI's personnel hold LEED® accreditation and maintain active memberships in national and international industry associations, positioning the company to guide clients toward sustainability certifications and green building standards. The company's project portfolio includes LEED®-focused work across commercial buildings of all sizes, hospitals, and condominiums, as well as BOMA GoGreen initiatives. DEI's integrated team of mechanical and electrical engineers and design staff collaborate to deliver complete engineering solutions, while also offering the flexibility to provide mechanical or electrical consulting services independently to match ...Read More