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

Promoting accessible clean energy with community solar

March 18, 2019 No Comments

ECOSS and partners are implementing community solar for affordable housing units, a first in Washington state!

Read More

Welcoming a New Board President

March 6, 2019 No Comments

ECOSS welcomed four new members to the Board in 2018 as well as a new Board President. Look forward to their contributions in growing ECOSS!

Read More


  • Environmental Equity
  • Resource Conservation
  • Stormwater Solutions


Learn more about our work


Green Globe Award 2015