Donate to CEI

A donation to CEI helps to grow good jobs, environmentally sustainable enterprises and more broadly shared prosperity.

With you, we are building an economy that works for everyone.


Grant funding provides critical support for our advising services and industry-specific projects and programs. Grants help capitalize early stage investment in food system, renewable energy and natural resource-based businesses with the potential for high growth, job creation, and positive environmental and social impacts in Maine and the northeast.

Investment Capital

CEI enters into private debt contracts of $500,000 and over with individuals, institutions, and foundations.

CEI also offers a community investment option for accredited investors.

Venture Capital

CEI Ventures offers investment opportunities in socially responsible venture capital funds.

Solar Investments

Bright Community Capital, CEI’s newest subsidiary, offers a variety of investment options to build high impact solar projects across the country

The CEI offices remain closed to the public, but we're hard at work! Reach out or click here for a list of COVID-19 Business Resources.