1-413-589-0141 mmwec@mmwec.org Ludlow, MA

Bringing a competitive edge to Massachusetts municipal utilities

The Massachusetts Municipal Wholesale Electric Company (MMWEC) brings a competitive edge to Massachusetts municipal utilities dedicated to providing their customers with low-cost and reliable electricity. We plan, develop and manage energy resources in an evolving marketplace that requires high levels of innovation and expertise. Our values are old-fashioned, reflecting more than 48 years of public power joint action, but our service is enlightened.

2024 MMWEC Annual Report: Preserving the Public Power Business Model

MMWEC’s 2024 Annual Report showcases the importance of the public power business model in facilitating the low rates, reliability and superior service offered by municipal utilities to their customers. 

Read the report here …

MMWEC Public Power Awareness Campaign

Generation asset development and operation

MMWEC’s largest generation asset is the Stony Brook Energy Center, located on the site of MMWEC’s corporate headquarters in Ludlow, MA. In addition to being a valuable resource for the 25 Massachusetts municipal utilities and six Vermont utilities that are Stony Brook Project Participants, Stony Brook is a unique and valuable asset for ISO New England.

MMWEC's Stony Brook Power Plant in Ludlow, MA

Renewable resources for the future

MMWEC Members and Project Participants have invested in a variety of carbon-free and renewable energy resources, including solar, wind, hydro and battery storage. Members’ power portfolios are nearly 50% carbon-free, and Members continue to seek new opportunities in clean energy procurement. Read more here …

Power Market, Solutions to complex challenges

MMWEC is the only full-service agency equipped to manage municipal utility interests in the increasingly challenging wholesale power market. From wholesale market compliance and bidding loads and resources, to invoice management and capturing market opportunities, MMWEC offers a wide scope of wholesale market solutions. Read more here …

Financial options and risk management

MMWEC provides an expansive range of financial expertise and services to help its Members and Project Participants manage their financial affairs and risk exposures. Services include tax-exempt financing and project/contract oversight for MMWEC’s ownership of approximately 700 megawatts in four New England power plants. Read more here …

Legislative and Regulatory Oversight

MMWEC represents its Members in regulatory and legislative matters, protecting their interests and the public power business model. Staff work directly with various government and regulatory agencies to influence policy and regulations affecting municipal utilities. Read more here …

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