Electrical
From load analysis to development of complex electrical systems and an emphasis on green building design, Colliers Engineering & Design provides a full range of electrical engineering services that will improve functionality and performance in your building. Our electrical engineers are experienced in a wide range of projects, including power generation & distribution, lighting systems, fire alarms, security and access control systems.
We partner with clients to develop solutions that will improve functionality and performance in your building. The range of competencies includes voltage classes from 120V to 765kV, generating plant and substation design and implementation, substation equipment upgrades, relay and protection upgrades, Power System Studies, renewable design and implementation / interconnection, distribution system upgrades, water wastewater system designs, building electrical upgrades, and more.
Services
- Access control systems
- Arc flash hazard analysis
- Interior & exterior lighting systems
- Power distribution systems
- Street & site lighting
- Telecommunications/CCTV systems
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Newsroom
Articles

Marketing Integrations Manager Joins Boston Office to Drive Brand Alignment
We are excited to announce the addition of Sarah Schmid, as Marketing Integrations Manager in the firm’s Boston office. Sarah represents a strategic investment
Blogs

Celebrating Excellence: Herbie N. Johnson Receives Hydropower’s Highest Honor
Herbie N. Johnson receives the 2025 Dr. Kenneth Henwood Award, hydropower’s highest honor, recognizing his decades of expertise and leadership in advancing sustainable energy
Events

Maine Transportation Conference
Meet our experts on December 4 at the Maine Transportation Conference, presented by MaineDOT, Maine Turnpike Authority, Maine Better Transportation Association