Top Washington Greentech Companies (58)

We're on a mission - starting with 100% reusable rockets.

Headquartered in Walnut Creek, Calif., Brown and Caldwell is an employee-owned firm with 2,100+ professionals serving clients locally and globally from 52 locations. We are the largest engineering and construction firm solely focused on the U.S. water and environmental sectors. Our creative designs and progressive solutions have helped municipal, federal and private organizations overcome their most complex environmental challenges. We offer...

O-I Glass, Inc. is a global manufacturer of glass containers, producing bottles and jars for food, beverage, alcoholic drinks, cosmetics and pharmaceuticals. Headquartered in Perrysburg, Ohio, the company operates dozens of manufacturing plants worldwide and emphasizes sustainable, infinitely recyclable glass packaging. Founded in 1903, O-I partners with major brands to design innovative, brand-building glass packaging and advance circularity through recycling...

USAgain is a for-profit textile recycling company that collects reusable clothes, shoes, and household textiles to divert them from landfills. Through partnerships with schools, businesses, and municipalities, they operate a wide network of collection bins and 'TreeMachines' to extend the life cycle of clothing. Their mission is to be a global leader in secondhand clothing, creating sustainable value for people...

Headquartered in Seattle, Washington, Anchor QEA is a nationally recognized environmental science and engineering consulting firm specializing in aquatic, shoreline, and water resource projects, including coastal and flood resiliency. With more than 500 employees in 26 offices across the United States, Anchor QEA works with public and private sector clients to address environmental issues at some of the most challenging sites...

Commercial Cleaning Service That Shines There’s more to janitorial services than a mop hitting the floor. Environmental concerns and new technologies have taken commercial cleaning service to a new level. ABM Janitorial Services combines today’s technology with more than 100 years of innovative experience. That means we can offer you a full range of solutions based on your individual needs –...

PAE Consulting Engineers Inc. is a leading sustainable engineering and design firm founded in 1967. The company specializes in creating resilient and efficient buildings and communities through mechanical, electrical, and plumbing engineering. As a B Corp, PAE is committed to delivering clean air, energy, and water for all, maintaining carbon-neutral operations since 2008 and becoming carbon negative in 2019.

Clean Harbors is North America's leading provider of environmental and industrial services, offering hazardous and non-hazardous waste management, emergency spill response, industrial cleaning, and recycling services.

Herrera Environmental Consultants is an employee-owned science, engineering, planning, and design consulting firm. It develops holistic, sustainable, and nature-based infrastructure solutions that address environmental and infrastructure challenges. The company serves cities, counties, state and federal agencies, Tribes, nonprofits, and private clients across the western United States and western Canada, combining interdisciplinary expertise to create scientifically rigorous, cost-effective outcomes that benefit...

Zap Energy is an integrated nuclear energy company focused on commercializing both fission and fusion power. The company is developing compact-scale, liquid-metal-cooled modular energy systems and advanced fusion power systems that operate without magnets. Its mission is to provide a sustainable, clean, and carbon-free energy source to address the global energy crisis across industrial, commercial, and residential markets.

MER provides specialized services to clients within the specific Energy & Industrial, Marine, Railroad and Government sectors throughout the United States. The Company is a nationally recognized Oil Spill Removal Organization (OSRO), and our Preparedness and Response team works directly with Federal, State, Local and Private Spill Managers to pre-plan for and if necessary, respond to significant environmental events. Together,...

Technosylva is the leading provider of wildfire and extreme weather risk mitigation solutions for electric utilities and fire agencies. Since 1997, we've operationalized wildfire science to support critical decisions that enhance daily operations and long-term planning. Our mission is to reduce the impact of wildfires and extreme weather through real-time insights and predictive modeling. Our solutions combine the best source data...

Port Townsend Paper Company produces sustainable Kraft pulp, Kraft Paper, containerboard, and specialty products by blending virgin and recycled fibers.

Earth is the national leader in soil transformation: it’s a gentle, natural process that transforms a body into soil that families can scatter, plant, or share. Our mission is to give families the easiest way to make arrangements, and to heal our planet in the process.

Evergreen Action is a U.S.-based nonprofit founded in 2020 that leads a national mobilization to defeat the climate crisis. The organization builds ambitious, actionable state and federal climate policy roadmaps to accelerate a just, inclusive clean-energy transition that creates jobs and strengthens communities. Evergreen focuses on policy design, advocacy, and organizing to drive large-scale public investments in clean energy and...

ENFRA is a national energy infrastructure and Energy-as-a-Service provider delivering vertically integrated engineering, construction, maintenance, asset management, and energy solutions. It serves mission-critical sectors including healthcare, higher education, and data centers, helping clients achieve measurable energy savings, reduce emissions, and build resilient infrastructure nationwide. Its mission is to deliver innovative solutions that empower customers and promote a sustainable future.

Botanical Designs is an innovative commercial landscaping company that designs, installs, and maintains interior and exterior commercial landscaping, living green walls, preserved moss art, indoor plant programs, artificial greenery, and seasonal holiday décor.

SavATree is a full-service tree, shrub and lawn care company specializing in green options for landscape care. Our winning formula combines cutting edge technology, patented ingredients with customer passion - delivered by the best and brightest "Green Team"​ in the industry!

PotaVida's mission is to lower the cost of getting safe drinking water to people who need it. PotaVida lowers the cost of access to safe water in disasters and urban slums, and enables program evaluation by automating the collection and reporting of usage data.

e-Stewards (www.e-Stewards.org) is an initiative to foster greater responsibility for electronic waste management. It was created by the Basel Action Network (www.ban.org). At its core, is the e-Stewards Standard for Responsible Recycling and Reuse of Electronic Equipment which is the world's highest standard of achievement for electronics recycler