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 employees, 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

In September 2021 DMH Electric has partnered with Qmerit.  Together we are leading the charge in electrification—the shift from fossil fuels to a more sustainable, electric-powered future. We’re making the energy transition easy for everyone by connecting all stakeholders around the shared goal of delivering exceptional installation experiences for homeowners.

Only select electrical service providers earn the exclusive Qmerit certification, a symbol of excellence in electrification. You can depend on Qmerit-certified partners to provide trusted installation solutions that meet the highest standards for safety and service quality.

All Qmerit Company Owned Locations are market leaders in electrification services and:

– Expert consultants and installers for all home electrification technologies
– Properly licensed, fully insured and thoroughly background-checked
– Compliant with all applicable worker’s compensation guidelines
– Required to secure permits to verify installations meet local building codes  
– Trained continuously on safety, industry best practices and the latest technologies
– Experienced in working with all major technology brands

Our Mission and Core Values

"We’re powered by our Mission” – We provide industry leading electrification services, 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 & 2021 Finalist