List of energy companies in Washington State

City of Seattleseattle.gov

Providing diverse public services across multiple departments to support community well-being, infrastructure, and inclusive city development.

Schweitzer Engineering Laboratories (SEL)selinc.com

The company provides products and services for power system protection, monitoring, control, automation, communications, and metering with a focus on safety, reliability, and cost-effectiveness

Itron, Inc.na.itron.com

This company enables utilities and cities worldwide to deliver critical infrastructure services through smart networks, software, meters, and sensors for energy and water management

Puget Sound Energypse.com

A longstanding energy provider in Washington state serving over 11 million electric customers and 800,000 natural gas customers across 10 counties Visit psecom for more information

NAESnaes.com

A leading provider of operations, maintenance, construction, engineering and technical services for power generation industry, prioritizing safety, compliance, quality, and integrity

McKinstrymckinstry.com

A national construction and energy services firm focused on eliminating waste and reducing climate impact in the built environment through innovation

Avistamyavista.com

Provider of energy services, electricity, and natural gas to customers in a service territory spanning 30,000 square miles across multiple states

Civmeccivmec.com.au

Australian construction and heavy engineering services provider, offering integrated solutions to Energy, Resources, Infrastructure, and Marine & Defence sectors with diverse capabilities

Seattle City Lightseattle.gov

This company is a large publicly owned utility providing affordable, reliable, and environmentally responsible power to homes and businesses in Seattle and surrounding areas

Energy Northwestenergy-northwest.com

Production and delivery of low-cost, reliable, and environmentally responsible electric power to Northwest public power utilities.

TerraPowerterrapower.com

A nuclear energy technology company focused on developing sustainable, low-carbon energy sources to accelerate global economic development and reduce poverty

Snohomish County PUDsnopud.com

providing electric utility services to over 875,000 residents and businesses across Snohomish County and Camano Island, maintaining extensive distribution infrastructure

Chelan County PUDflow.page

The company delivers clean, renewable, low-cost energy to local residents and utilities in the Pacific Northwest through hydro projects

Helionhelionenergy.com

A fusion power company in Everett, WA working towards building the world's first fusion power plant for clean and unlimited electricity

Tacoma Powermytpu.org

Public utility division serving over 166,000 customers in the Tacoma area, offering high-quality service, low rates, and innovative solutions in the electric utility industry

Veolia | Nuclear Solutions - Federal Servicesvnsfederalservices.com

Specializing in nuclear, waste management, and infrastructure solutions, providing innovative technologies, engineering, waste operations, and analytical services to the industry

Solterrasolterra.com

Specializing in sustainable and innovative buildings and solar energy systems, this company in the Pacific Northwest prioritizes connecting people to nature and reducing environmental impact

Benton PUDbentonpud.org

A trusted energy provider in Benton County, serving over 56,000 connections with reliable delivery systems, focused on community improvement and customer service

U.S. Oil & Refining Co.usor.com

A leading energy and infrastructure company with refining capacity, logistical systems, retail locations, and natural gas production assets in complex markets

Summit Power Groupsummitpower.com

Project development company specializing in high-efficiency natural gas, carbon capture, and utility-scale solar and wind power projects with extensive experience in the energy industry

Doosan GridTechdoosangridtech.com

Provider of end-to-end energy storage solutions including turnkey systems, control software, integration, and maintenance support for maximizing energy storage investment

Modern Electronmodernelectron.com

A cleantech company offering solutions to decarbonize gas use by converting it to clean hydrogen and transforming heat to power

Premier Pump and Power, LLCpremierpumpandpower.com

A mid-sized, family-owned manufacturer specializing in industrial pumps and energy solutions, known for quality, performance, and serviceability on global scale

Resound Energy Services™resoundenergy.com

A national leader in energy efficiency technology, offering turn-key solutions for commercial lighting and electric vehicle charging projects with a customer-driven approach

Quantum Scientific

The company offers a range of high-quality alternative energy products and services, helping clients in Washington state and Oregon improve energy efficiency and become more sustainable

Modern Hydrogenmodernhydrogen.com

Modern Hydrogen specializes in decentralized hydrogen production for clean heat and fuel, utilizing advanced technology to decarbonize natural gas and reduce emissions

Energimeenergime.com

The company offers innovative, patented renewable energy and energy conservation technologies to provide affordable, one-stop solutions for clients' long-term energy needs

Verde Energyverdeenergy.net

A national provider of competitively-priced energy products and services, specializing in distributing refined and alternative petroleum products and lubricants

Impact Energy Solutionsimpactenergysolutions.com

This company focuses on creating sustainable infrastructure projects for renewable energy, fuels, and waste-to-value purposes to generate positive societal and financial impact

Blackstone Green Energy, Inc.blackstonegreenenergy.com

This company produces clean hydrogen using a process that does not burn fossil fuels, generate toxic gases, and offers cost-effective green hydrogen production