Resilient Climate Solutions

CET envisions a world that has embraced and advanced just and resilient climate solutions.

at cet

our Mission

CET Mission

Is to innovate, implement, and scale the environmental solutions that communities need to thrive.

cET core values




At CET We:

Inspire individual action and drive global impact.
Cultivate creative growth and intentional improvement.
Foster quality of life and work.
Are kind.

Commitment to Diversity, Equity, and Inclusion

CET is committed to racial justice and inclusion. We believe in dismantling historic injustices, and we believe that fostering equity and inclusion is key to achieving our environmental mission and climate mitigation goals.

In this spirit, our Board and staff have been formally co-creating and implementing a Diversity, Equity, and Inclusion Framework since 2020, which is designed to embed DEI principles into all internal and external policies, practices, and services.

CET 2023 DEI Annual Report

Strategic Plan

Four goals, one aim: radical impact during this decisive decade for climate action.

Tell Our Story

Grow awareness of CET’s unique model and impact.

Build Systemic Resilience

Strengthen CET’s capacity for accelerated growth.

Lead with Technical Excellence & Innovation

Couple innovation with inclusive customer service to implement and scale leading-edge solutions.

Foster Quality of Life & Work

Create a model work environment where diverse staff grow and thrive.


Founded in 1976, CET was a pioneer in energy conservation including offering the first home energy audits.


Launched the small business energy program providing some of the first energy assessments to businesses.

Helped administer some of the first energy financing programs.

Expanded services to waste management and worked to pass mandatory recycling bylaws in cities and towns.


Created one of the first web-based materials swap sites.

Created the first home compost bin distribution program.

Piloted commercial food waste programs.


CET became a leader in building consumer awareness, acceptance, and demand for energy efficiency and renewable energy.

Expanded and scaled energy efficiency and waste reduction services.

Launched a reuse center which would become EcoBuilding Bargains.

Implemented energy services for farms to reduce costs and increase efficiency.


Began providing building science training and curriculum development.

Expanded geographic footprint outside of Massachusetts.

Piloted programs to improve affordability and access to clean and renewable energy, including Solar Access, Healthy Homes, and Solar Hot Water.


Piloted new service delivery models like Inclusive Utility Investments and Carbon-Based Incentives.

Launched comprehensive decarbonization services.

Developed the Community Climate Fund as a vehicle for colleges, universities, and businesses to invest in high-impact, local carbon reduction projects.


Partner with CET

We’re excited to help you decarbonize with energy and waste solutions.

Copyright CET ©2024 Non-Profit

We envision a world that has embraced and advanced just and resilient climate solutions.

CET is an equal opportunity provider and employer. 

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