Become a
Program Partner

Program Partners enjoy access to pre-vetted, high quality, early stage companies across the clean technology spectrum from in-home efficiency to commercial solutions to utility-scale storage and natural gas.

Become an
Associate Member

Individuals may subscribe to CTSI through an Associate level membership. For $225 per year, such members receive subscriptions to monthly newsletters and policy alerts, as well as 10% off of all CTSI events and programs and a listing on the CTSI website. View a complete list of Associate members.

Become a
Community Partner

Community Partners are both for-profit and non-profit partners with whom CTSI collaborates to bring high level opportunities to both cleanConnect members and program partners. Community Partners meet with CTSI quarterly to discuss emerging trends, upcoming programs, and policy shifts.


Start-up companies may apply into this free one-year program to receive mentorship support, opportunities to engage commercial partners, and discounts at some of the most educational and impactful events offered each year.

  For more information about our programs and services, please contact us.