Innovative Startups Address Pressing Energy and Environmental Challenges

Posted by Annie Patyk and Lauren Skirball on

Solutions in waste to power, waste heat reduction, and flex energy storage, featuring 2018 Cleantech Open Alumni AestusHeat Inverse, and Gridpsan Technologies.  


We live our everyday lives with energy: turning on light switches, warming our homes, or riding the elevator up to the office at work. The threat of climate change has altered our ability to remain ignorant of the source of our energy, as it has become pivotal in the determination of our planet’s health. 

Cleantech Open supports startups in their mission to innovate sustainably and disrupt the...

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  • By Annie Patyk and Lauren Skirball on in Northeast

​E2Tech Launches Cleantech Open Northeast 2015 Accelerator in Maine

Posted by Bonnie Frye Hemphill on

On March 16th, the Environmental & Energy Technology Council of Maine (E2Tech) convened leaders from the Cleantech Open Northeast in Portland to meet with entrepreneurs, executives, and investors. The event brought together over 65 people, including:

  • Entrepreneurs accelerating big ideas in energy and environmental solutions;
  • Executives offering to mentor Maine's startups;
  • Lawyers, investors, and others curious about emerging companies in Maine;
  • Community members looking to expand their cleantech network and celebrate Maine's innovation economy.


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  • By Bonnie Frye Hemphill on in Northeast

Cleantech Open West's Day of Innovation

Posted by Skipso Admin on

Congratulations to all our Western Region Semi-finalists! You made it through to our Awards and Innovation Showcase. After four months of hard work, you certainly deserved a celebration and chance to unwind and meet your fellow startups.

The day kicked off with a chance for our 2014 Accelerator teams to share their innovative, cleantech ideas in our Showcase Expo.

  • Want a neat way to find parking spaces and save on lighting costs – then check out Seevider.
  • Ever thought of converting trash to biofuels? Renowaster's the man.
  • How about recycling carpet into usable...
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  • By Skipso Admin on in West