29 Legate Hill Rd. Sterling, MA 01564
Mon - Fri: 7:30 AM - 4:00 PM
29 Legate Hill Rd. Sterling, MA 01564
Mon - Fri: 7:30 AM - 4:00 PM
Over 30 Years Experience
Experienced and Reliable Electrical Contractors

Founded in 1991 by David M. Hinckley and Timothy J. O’Toole, DMH Electric, Inc, started in a small warehouse in Clinton MA. Rapidly expanding into a full-service electrical contractor, we moved to our current location in Sterling, MA.

Today we have grown into a well-respected company with a team of over 60 dedicated owners, who have a vested interest and are highly skilled professionals who take pride in their work. We are committed to providing exceptional service as well as creating an engaging work environment.


Skilled & Certified Electricians


Employee Owned

Our Mission and Core Values

"We’re powered by our Mission” – by providing the best possible electrical service, by adhering to the highest ethical and safety standards, while guaranteeing quality and affordability. We are committed to exceeding our customers’ expectations.

Our guiding principles create a company culture where everyone understands what’s important.

Safety – We take safety seriously. We are committed to the continued development of our own internal safety standards as well as education and training program throughout the company.

Teamwork – We recognize that our employees are our greatest asset. Effective teamwork demands strong relationships, respect, communication, and trust. Our team is chosen for their expertise along with their passion to succeed as a team.

Quality – We hold ourselves accountable to the highest standards of workmanship.

Reliability – We will do what it takes to get the job done. We are dependable and we believe consistency is key to building trust.

Custom Satisfaction – Our customers are critical to us. We strive for total customer satisfaction. We don’t want to just meet our customers’ expectations; we want to exceed them!

We are a Qualified & Certified Electrical Company

OSHA 10 & 30 Hours Certified
CPR & First Aid Certified
Confined Space Certified
NPFA 70E Certification
Best of Central MA 2019 Finalist