ECOSS educates and empowers businesses and diverse communities to implement environmentally sustainable practices.

Everyone can make a difference –ECOSS leads industry, small businesses, communities and government to practical and sustainable environmental solutions. We deliver strategies and results in stormwater compliance, pollution prevention, electrical vehicles, solar energy and recycling.

Sign up for ECOSS E-news

  • This field is for validation purposes and should be left unchanged.

Latest News

Let it snow, let it snow, let it snow

May 23, 2019 No Comments

Over 70 Nepali-speaking community members joined ECOSS on snowshoeing trips this year, many of whom were first-time snowshoers!

Read More

ECOSS named a leader in environmental excellence

May 22, 2019 No Comments

The Port of Seattle honored ECOSS as an Environmental Excellence awardee in recognition of education and outreach leadership within diverse communities.

Read More


  • Environmental Equity
  • Resource Conservation
  • Stormwater Solutions


Learn more about our work


Green Globe Award 2015

Thank you to our 2019 sponsors!