Top Renewable Energy Companies in Seattle, WA (19)
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.
Edelman Heating, Cooling, Plumbing, Electric & Solar is a family-owned business that has provided high-quality HVAC, plumbing, electrical, and solar solutions to homes and businesses across Illinois and Wisconsin for over 20 years. Specializing in installation, repair, and maintenance, they employ NATE-certified technicians and are committed to 100% customer satisfaction, ensuring reliable home comfort services for their residential and commercial...
Crusoe is the AI factory company, on a mission to accelerate the abundance of energy and intelligence. As a vertically integrated AI infrastructure company, Crusoe harnesses innovative energy sources, manufactures electrical gear, builds hyperscale data centers, and delivers AI cloud services. From electrons to intelligence, Crusoe empowers customers and partners to build the future faster.
Crusoe 's Top Stability & Growth Strengths
Strong Revenue Growth: Cloud bookings reportedly rose more than 20× in 2026, with prior cloud ARR up about 150% in 2025 and Managed Inference surpassing $100 million in contracted ARR. These indicators point to steep top-line momentum across core AI-cloud and inference offerings.
Investor Backing & Capital Strength: An initial $3.9 billion Series F at a reported $30.9 billion post-money, supplemented by major credit facilities such as $750 million from Brookfield, signals deep capital access. High-profile participation and an upsized round suggest strong financing capacity for continued buildout.
Innovation-Driven Growth: Gartner named the company a Visionary in 2026 and Fast Company ranked it third in Computing, while reported inference benchmarks and a customer case cite leading speed, latency, and cost. These signals point to visible innovation and competitive product performance in AI infrastructure and serving.
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.
ENFRA's Top Stability & Growth Strengths
Strategic Partnerships: Multi-decade EaaS agreements with Baptist Health, Rochester Regional Health, Beacon Health System, and Memorial Health anchor long-term infrastructure modernization. The company also reports more than 20 nationwide partnerships and several large new agreements launched recently.
Strong Revenue Growth: EaaS is described as expanding at a strong compounded rate since 2017, growing from a minor share to roughly half of company revenue. Sharp increases in cumulative backlog, headcount, and active projects further signal accelerating commercial momentum.
Strong Market Position & Advantage: ENFRA is portrayed as a national leader in integrated EaaS for healthcare and higher education, with an EaaS portfolio exceeding $2 billion and what was cited as the largest EaaS concession in U.S. history. Institutional investment from a global infrastructure investor and recognition as a top employer reinforce its standing.
The Sierra Club is the largest and most influential grassroots environmental organization in the United States. For over 130 years, it has worked to promote clean energy, safeguard community health, protect wildlife, and preserve wild places. Through grassroots activism, public education, lobbying, and legal action, the organization mobilizes millions of members and supporters to defend the right to a healthy...
OneEnergy Renewables is an innovative developer of community and utility-scale solar energy projects in North America. Powered by the belief that the future will run on clean energy, our team delivers solar projects to communities, utilities, and commercial and institutional customers. We build trust with landowners, communities, and customers to help them achieve a cleaner, brighter energy future.
Clean Power Research® is advancing the energy transformation through cloud software that informs, streamlines and values energy-related decisions and processes for utilities, energy professionals and consumers. We’re focused on expanding our market reach and impact with new software technologies that help solve the energy industry’s problems. Recognized by BuiltIn Seattle as "Top 100 Best Places to Work in Seattle” and...
Clean Power Research's Top Stability & Growth Strengths
Strong Market Position & Advantage: The company reports serving 80+ utilities and energy agencies, including 14 of the top 15 largest U.S. utilities, indicating entrenched adoption in core niches. Public case examples and ongoing participation at CLEANPOWER and RE+ suggest its platforms are widely relied upon for interconnection and DER programs.
Market Expansion: Customer count increased from 65+ to 80+ across the U.S., Canada, and Central America, with stated plans to extend PowerClerk into Europe. Active exhibiting and presenting at major industry events and new regional activity indicate expanding commercial reach.
Innovation-Driven Growth: Notable product advances such as SolarAnywhere V4.0, sub-hourly datasets, and new AI/ML features for PowerClerk reflect ongoing investment in capabilities. Updates aligned with FERC Order 2023 and integrations across the utility toolchain show responsiveness to evolving market requirements.
ABC Supply is North America's largest wholesale distributor of roofing, siding, windows, and other exterior and interior building products for residential and commercial use.
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...
Brown and Caldwell's Top Stability & Growth Strengths
Strong Hiring & Retention: Headcount increased from about 2,614 to nearly 2,920 over a multi-year period, and the firm maintains a substantial slate of open roles to support a growing project pipeline. Active recruitment aligns with continued demand for environmental and water infrastructure services.
Strategic Partnerships: Partnerships with platforms like Lantern bring Microsoft-enabled digital tools into water-utility services. Collaborations such as work with the Water Utility Climate Alliance to shape climate-resilient design guidelines reflect a strategy of scaling capabilities through alliances.
Market Expansion: Regional scale-ups—including Pacific team additions and an expanded Chicago office—signal ongoing geographic growth to meet local client needs. A footprint spanning more than 50 locations across North America and the Pacific supports broader state and local expansion efforts.
Natural Power is a leading independent consultancy and service provider for the renewable energy sector . The company offers proactive and integrated consultancy, management and due diligence services, backed by an innovative product range, across the onshore wind, offshore renewables, solar and storage, renewable heat and infrastructure sectors, whilst maintaining a strong outlook on other new and emerging sectors. Established...
GE Vernova is a planned purpose-built company on a mission to electrify the planet while simultaneously working to decarbonize it. If we want our energy future to be different…we must be different. Our mission is embedded in our name. We retain our treasured legacy, “GE,” in our name as an enduring and hard-earned badge of quality and ingenuity. “Ver” / “verde” signal...
GE Vernova's Top Stability & Growth Strengths
Strong Revenue Growth: Recent results show revenue rising alongside robust orders and a record backlog that provides multi-year visibility. Management projects further top-line expansion through 2026–2028, supported by strong demand in Power and Electrification and large project wins.
Healthy Cash Flow: Free cash flow more than doubled in 2025, reflecting improved operational performance and stronger conversion. Guidance points to materially higher cash generation through 2028, supporting ongoing investments and expansion.
Strong Market Position & Advantage: The company holds the largest installed base in gas turbines, has production slots fully booked into 2027, and its technologies help generate a significant share of global electricity. A substantial backlog and leadership across key power and grid segments underline durable competitive positioning.
Swinerton is a 100% employee-owned, $5 billion national construction firm providing industry-leading commercial construction, construction management, design-build, and self-perform services. Founded in 1888, the company operates throughout the United States with 24 regional offices. They serve a wide range of sectors, including commercial office, retail, hospitality, healthcare, and the renewable energy sector.
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...
Rowan Digital Infrastructure redefines data center delivery, focusing on speed, intelligence, scale, sustainability, efficiency, and flexibility. They partner with hyperscale customers to provide tailored, high-performance infrastructure.
Drift is the only energy retailer that powers businesses with 100% green energy, 100% of the time. We seek to electrify the world with 100% green energy. All-day. Everyday. So we built Drift 100 to deliver an uninterrupted supply of green energy with our unique mix of locally-sourced solar, wind, and run-of-river hydro. Our technology matches every unit of green...
Puget Sound Energy (PSE) is Washington state’s oldest local energy company. We serve 1.1 million electric customers and more than 800,000 natural gas customers in 10 counties. For more information, visit pse.com.
thyssenkrupp Supply Chain Services provides integrated warehousing, transportation, and quality solutions for industries such as automotive, renewable energy, and eCommerce. They operate as a leading 3PL provider, managing extensive distribution networks to streamline operations and create value for their customers.
Want to be part of an award-winning team that is reimagining the way people connect with work? We’re growing and would love to learn more about you. Discover what we’re about and view our open positions at peopleready.com/careers.
NAES is the power generation industry’s largest independent services provider, with more than 40 years of experience managing risk and turning it into profits. We serve our clients with an unparalleled wealth of experience in operations, maintenance, construction, engineering and technical support to build, operate and maintain powerplants to run safely, reliably and cost-effectively. Our Core Values At NAES, our core values...
