If you have any questions, please check out our application FAQs here.

You are invited to our upcoming Program Launch and Networking events!


JOIN US! Whether you are a new cleantech startup, an experienced cleantech professional, an investor, or an aspiring cleantech professional, we have an opportunity for you as a:

  • 2019 Cohort Startup
  • Generalist or Specialist Mentor
  • Regional Judge
  • Pro Bono Leader driving our Program in the West

Upcoming Program Launch and Networking Events:

Our events run from 6:30pm-8:30pm and feature:

  • Networking
  • A panel conversation
  • An overview of our Cleantech Open program in the West
  • An alumni panel
  • An opportunity for you to pitch your new venture!

Details are falling into place for our events and we'll be posting updates through May 1. If you'd like to join us and participate, now's the best time to step in. Be part of our community and support early-stage cleantech entrepreneurs in 2019!

April 16th, Palo Alto: REGISTER HERE

April 22nd, San Diego: REGISTER HERE

April 23rd, Los Angeles: REGISTER HERE

April 24th, Fremont: REGISTER HERE

Upcoming Webinars:

  April 25th, 7pm PST: Cleantech Open West 2019 Program Overview and Q&A: REGISTER HERE

Cleantech Open's 2019 application deadline is May 1.

2019 Program Preview

  • ~50 startups, including an 2018 CalSEED Concept Award winner
  • 60-80 active Generalist Mentors
  • 100+ Specialist Mentors
  • 50+ program events
  • 2019 Awards & Innovation Showcase aligned with VERGE 19

You can also submit your application to be considered for our 2019 cohort in the West!