About Us

Mass. Electric Construction Co. (MEC) is one of the nation's premier electrical contractors. We are a leader in providing complex and large-scale electrical construction and maintenance services. Our clients include those in power & energy, transportation, industrial and infrastructure markets across North America. We are the industry leader in rail systems installations, with over $3 billion in transit and rail work completed. We focus on Safety - Nobody Gets Hurt - and exceeding client expectations by meeting or beating project schedules and budgets. 

MEC provides a wide range of construction services for complex and large-scale electrical systems.

Our performance is based on the industry’s highest standards for safety and quality. In our 93 year history, our superior workmanship, innovation, and unwavering integrity have helped us to become a highly sought-after electrical contractor on a diverse project range.

Working with a variety of contract delivery methods including Design-Build; Design-Build-Maintain; Engineering, Procurement, and Construction (EPC); Time and Materials (T&M); Public-Private Partnerships (PPP) and Construction Manager/General Contractor (CM/GC) contracts, we are:

• The acknowledged leader in transit and rail systems installation, and have worked on virtually every transit system in the United States.
• A valuable partner in the construction of electrical infrastructure projects, including water/wastewater treatment facilities and airports.
• Respected for our management and construction expertise on all phases of industrial electrical projects – from power generation and transmission to manufacturing plants, commercial and institutional facilities to hospitals, heavy industry, and today’s renewable energy systems, and tomorrow's battery storage systems.
• An innovator in the growing field of planning, installation, and management of Security Systems and Intelligent Transportation Systems (ITS) for roadways and bridges – an important component in today and tomorrow’s construction projects.