--- title: Our Members description: Join CESA's dynamic coalition of energy storage industry leaders. Drive innovation, access policy insights, and grow your network with our diverse membership options. Become a CESA member today! --- [Skip to content](https://storagealliance.org/our-members#main-content) [Member Portal](https://members.storagealliance.org/?hsLang=en) [![California Energy Storage Alliance (CESA)](https://storagealliance.org/hs-fs/hubfs/CESA_logo_v1.png?width=350&height=110&name=CESA_logo_v1.png)](https://storagealliance.org?hsLang=en) - [Home](https://storagealliance.org/) - [About](https://storagealliance.org/about) Show submenu for About - [Our Mission](https://storagealliance.org/about) - [Board of Directors](https://storagealliance.org/board-of-directors) - [Association Bylaws](https://storagealliance.org/hubfs/FINAL_Bylaws%20-%2010.2024%20.pdf) - [Partners](https://storagealliance.org/our-partners) - [Contact](https://storagealliance.org/contact) - Our Work Show submenu for Our Work - [Policy Work](https://storagealliance.org/policy-work) - [Working Groups](https://storagealliance.org/working-groups) - [Business Development](https://storagealliance.org/business-development-opportunities) - [Political Action Committee](https://storagealliance.org/political-action-committee) - Resources Show submenu for Resources - [Energy Storage 101](https://storagealliance.org/energy-storage-101) - [Safety Resources](https://storagealliance.org/safety-resources) - [Resource Flyers](https://storagealliance.org/resources) - News & Events Show submenu for News & Events - News Show submenu for News - [CESA News](https://storagealliance.org/news) - [CESA in the News](https://storagealliance.org/cesa-in-the-news) - [Events Calendar](https://storagealliance.org/events) - [2026 Spring Social](https://storagealliance.org/springsocial) - [2026 MDF](https://storagealliance.org/cesa-mdf) - Membership Show submenu for Membership - [Our Members](https://storagealliance.org/our-members) - [Member Benefits](https://storagealliance.org/member-benefits) Open main navigation Close main navigation - [Home](https://storagealliance.org/) - [About](https://storagealliance.org/about) Show submenu for About - [Our Mission](https://storagealliance.org/about) - [Board of Directors](https://storagealliance.org/board-of-directors) - [Association Bylaws](https://storagealliance.org/hubfs/FINAL_Bylaws%20-%2010.2024%20.pdf) - [Partners](https://storagealliance.org/our-partners) - [Contact](https://storagealliance.org/contact) - Our Work Show submenu for Our Work - [Policy Work](https://storagealliance.org/policy-work) - [Working Groups](https://storagealliance.org/working-groups) - [Business Development](https://storagealliance.org/business-development-opportunities) - [Political Action Committee](https://storagealliance.org/political-action-committee) - Resources Show submenu for Resources - [Energy Storage 101](https://storagealliance.org/energy-storage-101) - [Safety Resources](https://storagealliance.org/safety-resources) - [Resource Flyers](https://storagealliance.org/resources) - News & Events Show submenu for News & Events - News Show submenu for News - [CESA News](https://storagealliance.org/news) - [CESA in the News](https://storagealliance.org/cesa-in-the-news) - [Events Calendar](https://storagealliance.org/events) - [2026 Spring Social](https://storagealliance.org/springsocial) - [2026 MDF](https://storagealliance.org/cesa-mdf) - Membership Show submenu for Membership - [Our Members](https://storagealliance.org/our-members) - [Member Benefits](https://storagealliance.org/member-benefits) - [Member Portal](https://members.storagealliance.org/) # Our Members Discover the diverse organizations that make up CESA’s dynamic coalition, driving innovation and growth in the energy storage industry. CESA members are the leaders of the energy storage industry. Our membership includes technology manufacturers, project developers, systems integrators, electrical contractors, software developers, professional services firms, and other clean tech industry leaders. We operate as technology and business model-neutral, supported solely by the contributions and coordinated activities of our members. [Learn More About CESA Membership](https://storagealliance.org/member-benefits?hsLang=en) --- # Board Membership Board Members set the regulatory and legislative priorities for CESA, and meet on a routine basis to manage CESA governance. In addition to General Member benefits, Board Members receive a number of additional benefits, including personalized attention on CESA policy issues, facilitated introductions to key market makers, exclusive participation in the Legislative Working Group, and sponsor-level recognition at CESA [events](https://storagealliance.org/events-calendar?hsLang=en). - [![AES](https://storagealliance.org/hs-fs/hubfs/AES-400.jpg?width=400&height=400&name=AES-400.jpg)](https://www.aes.com/) - [![Arevon](https://storagealliance.org/hs-fs/hubfs/AREVON-2024.jpg?width=300&height=300&name=AREVON-2024.jpg)](https://arevonenergy.com/) - [![Aypa](https://storagealliance.org/hs-fs/hubfs/Aypa.jpg?width=300&height=300&name=Aypa.jpg)](https://www.aypa.com/) - [![Clearway Energy Power](https://storagealliance.org/hs-fs/hubfs/clearwayenergypower.png?width=256&height=256&name=clearwayenergypower.png)](https://investor.clearwayenergy.com/) - [![Constellation ](https://storagealliance.org/hs-fs/hubfs/Constellation-400.png?width=400&height=400&name=Constellation-400.png)](https://www.constellation.com/) - [![Hydrostor](https://storagealliance.org/hs-fs/hubfs/hydrostor+square.jpg?width=300&height=300&name=hydrostor+square.jpg)](https://hydrostor.ca/) - [![IPX Power](https://storagealliance.org/hs-fs/hubfs/IPXPower-Logo-400.jpg?width=400&height=400&name=IPXPower-Logo-400.jpg)](https://ipxpower.com/) - [![Nextera-NEER-logo-500](https://storagealliance.org/hs-fs/hubfs/Nextera-NEER-logo-500.png?width=500&height=500&name=Nextera-NEER-logo-500.png)](https://www.nexteraenergyresources.com/) - [![Ormat](https://storagealliance.org/hs-fs/hubfs/Ormat-400.jpg?width=400&height=400&name=Ormat-400.jpg)](https://www.ormat.com/) - [![Peak](https://storagealliance.org/hs-fs/hubfs/Peak-300.jpg?width=300&height=300&name=Peak-300.jpg)](https://peakenergy.com/) - [![Rev Renewables](https://storagealliance.org/hs-fs/hubfs/RevRenewables_Logo_Blue%26Silver.jpg?Silver.jpg&width=300&height=300&name=RevRenewables_Logo_Blue%26Silver.jpg?Silver.jpg)](https://www.revrenewables.com/) - [![Terra-Gen](https://storagealliance.org/hs-fs/hubfs/TerraGenSmall-1.jpg?width=300&height=300&name=TerraGenSmall-1.jpg)](https://terra-gen.com/) - [![Tesla](https://storagealliance.org/hs-fs/hubfs/Tesla+Small-1.jpg?width=300&height=300&name=Tesla+Small-1.jpg)](https://www.tesla.com/) - [![Vistra Corp](https://storagealliance.org/hs-fs/hubfs/Vistra-Energy-1.jpg?width=300&height=300&name=Vistra-Energy-1.jpg)](https://vistracorp.com/) - [![Wellhead Electric](https://storagealliance.org/hs-fs/hubfs/Wellhead%20Electric-1.jpg?width=300&height=300&name=Wellhead%20Electric-1.jpg)](https://www.wellhead.com/) --- # General Membership General Members leverage CESA to impact energy storage policy, access real-time announcements about regulation and business opportunities, grow their network, attend CESA flagship [events](https://storagealliance.org/events-calendar?hsLang=en), and more. - [![Ameresco](https://storagealliance.org/hs-fs/hubfs/Ameresco-NoTag-340x156.jpg?width=300&height=300&name=Ameresco-NoTag-340x156.jpg)](https://www.ameresco.com/) - [![Avantus](https://storagealliance.org/hs-fs/hubfs/Avantus.jpg?width=300&height=300&name=Avantus.jpg)](https://avantus.com/) - [![CATL](https://storagealliance.org/hs-fs/hubfs/CATL.jpg?width=300&height=300&name=CATL.jpg)](https://www.catl.com/) - [![Customized Energy Solutions](https://storagealliance.org/hs-fs/hubfs/Customized%20Energy%20Solutions.jpg?width=300&height=300&name=Customized%20Energy%20Solutions.jpg)](https://ces-ltd.com/) - [![EDF Renewables](https://storagealliance.org/hs-fs/hubfs/EDF_Renewables.jpg?width=300&height=300&name=EDF_Renewables.jpg)](https://www.edf-re.com/) - [![Engie](https://storagealliance.org/hs-fs/hubfs/Engie.jpg?width=300&height=300&name=Engie.jpg)](https://www.engie-na.com/) - [![esVolta](https://storagealliance.org/hs-fs/hubfs/Esvolta.jpg?width=300&height=300&name=Esvolta.jpg)](https://www.esvolta.com/) - [![FlexGen](https://storagealliance.org/hs-fs/hubfs/FlexGen-300.jpg?width=300&height=300&name=FlexGen-300.jpg)](https://www.flexgen.com/) - [![Fluence](https://storagealliance.org/hs-fs/hubfs/fluence.jpg?width=300&height=300&name=fluence.jpg)](https://fluenceenergy.com/) - [![ForeFront Power](https://storagealliance.org/hs-fs/hubfs/Forefront%20Power.jpg?width=300&height=300&name=Forefront%20Power.jpg)](https://www.forefrontpower.com/) - [![Form Energy](https://storagealliance.org/hs-fs/hubfs/Form%20Energy.jpg?width=300&height=300&name=Form%20Energy.jpg)](https://formenergy.com/) - [![Hiller](https://storagealliance.org/hs-fs/hubfs/Hiller.jpg?width=300&height=300&name=Hiller.jpg)](https://hillerfire.com/) - [![IOWN Renewable Energy Inc.](https://storagealliance.org/hs-fs/hubfs/IOWN-Energy.jpg?width=300&height=300&name=IOWN-Energy.jpg)](https://www.iownrenewable.com/) - [![LG Energy Solutions](https://storagealliance.org/hs-fs/hubfs/LG_Small.jpg?width=300&height=300&name=LG_Small.jpg)](https://www.lgensol.com/en/index) - [![Longroad Energy](https://storagealliance.org/hs-fs/hubfs/Longroad_Energy-240.jpg?width=240&height=240&name=Longroad_Energy-240.jpg)](https://www.longroadenergy.com/) - [![MN8](https://storagealliance.org/hs-fs/hubfs/MN8.jpg?width=300&height=300&name=MN8.jpg)](https://mn8energy.com/) - [![New Leaf Energy](https://storagealliance.org/hs-fs/hubfs/New_Leaf_Logo.jpg?width=300&height=300&name=New_Leaf_Logo.jpg)](https://www.newleafenergy.com/) - [![Nexamp](https://storagealliance.org/hs-fs/hubfs/Nexamp.jpg?width=300&height=300&name=Nexamp.jpg)](https://www.nexamp.com/) - [![ProLogis](https://storagealliance.org/hs-fs/hubfs/ProLogis.jpg?width=300&height=300&name=ProLogis.jpg)](https://www.prologis.com/) - [![RWE Renewables](https://storagealliance.org/hs-fs/hubfs/RWE-1.jpg?width=300&height=300&name=RWE-1.jpg)](https://www.rwe.com/) - [![southern power](https://storagealliance.org/hs-fs/hubfs/southern%20power.jpg?width=300&height=300&name=southern%20power.jpg)](https://www.southernpowercompany.com/) - [![Stoel Rives](https://storagealliance.org/hs-fs/hubfs/Stoel%20Rives.jpg?width=300&height=300&name=Stoel%20Rives.jpg)](https://www.stoel.com/) - [![Strata Clean Energy](https://storagealliance.org/hs-fs/hubfs/Strata-300.jpg?width=300&height=300&name=Strata-300.jpg)](https://www.stratacleanenergy.com/) - [![Sumitomo Electric Company](https://storagealliance.org/hs-fs/hubfs/Sumitomo%20Electric.jpg?width=300&height=300&name=Sumitomo%20Electric.jpg)](https://sumitomoelectric.com/) - [![sunrun](https://storagealliance.org/hs-fs/hubfs/sunrun-400.jpg?width=400&height=400&name=sunrun-400.jpg)](https://www.sunrun.com/) - [![Trina Solar ](https://storagealliance.org/hs-fs/hubfs/Trina_solar-300.jpg?width=300&height=300&name=Trina_solar-300.jpg)](https://www.trinasolar.com/) - [![VC-Renewables-Logo](https://storagealliance.org/hs-fs/hubfs/VC-Renewables-Logo.jpg?width=400&height=400&name=VC-Renewables-Logo.jpg)](https://vcrenewables.com/) - [![Vesper Energy](https://storagealliance.org/hs-fs/hubfs/Vesper%20Energy.jpg?width=300&height=300&name=Vesper%20Energy.jpg)](https://vesperenergy.com/) - [![Wilson Sonsini](https://storagealliance.org/hs-fs/hubfs/Wilson%20Sonsini.jpg?width=300&height=300&name=Wilson%20Sonsini.jpg)](https://www.wsgr.com/) --- # Affiliate Membership Affiliate Members are companies that support California's energy storage industry through specialized products, services, and expertise. This membership is designed for engineering, consulting, legal, testing, standards, and other organizations seeking meaningful industry engagement, visibility, and collaboration with CESA and its members. - [![Allen Matkins](https://storagealliance.org/hs-fs/hubfs/Allen-Matkins-400.jpg?width=400&height=400&name=Allen-Matkins-400.jpg)](https://www.allenmatkins.com/) --- # Start Up Membership CESA supports the development of new business models and storage technologies. The Start Up Membership gives pre-Series A and Series A companies access to regulatory insights, policy working groups, and networking events that provide opportunities to grow their energy storage business. - [![eddyenergy](https://storagealliance.org/hs-fs/hubfs/eddyenergy.png?width=300&height=300&name=eddyenergy.png)](https://eddyenergy.co/) - [![EnerSmart Storage](https://storagealliance.org/hs-fs/hubfs/EnerSmart+Square.jpg?width=300&height=300&name=EnerSmart+Square.jpg)](https://www.enersmartstorage.com/) - [![e-Zinc](https://storagealliance.org/hs-fs/hubfs/E%20Zinc.jpg?width=300&height=300&name=E%20Zinc.jpg)](https://e-zinc.ca/) - [![Fourth Power](https://storagealliance.org/hs-fs/hubfs/Fourth-Power-300.jpg?width=300&height=300&name=Fourth-Power-300.jpg)](https://gofourth.com/) - [![Gridmatic](https://storagealliance.org/hs-fs/hubfs/gridmatic.jpg?width=300&height=300&name=gridmatic.jpg)](https://www.gridmatic.com/) - [![H2](https://storagealliance.org/hs-fs/hubfs/H2.jpg?width=300&height=300&name=H2.jpg)](https://www.h2aec.com/) - [![Nostromo](https://storagealliance.org/hs-fs/hubfs/Nostromo.jpg?width=300&height=300&name=Nostromo.jpg)](https://nostromo.energy/) - [![Redeux-Logo-2025](https://storagealliance.org/hs-fs/hubfs/Redeux-Logo-2025.jpg?width=400&height=400&name=Redeux-Logo-2025.jpg)](https://redeuxenergy.com/) --- # Associate Membership Associate Membership is composed of buy-side entities, including corporate end-users, investor- and publicly-owned utilities, load-serving entities, municipalities, cooperatives and Community Choice Aggregators.  Associate Members join CESA with the goal of facilitating policy progress and business development. [Learn more here.](https://storagealliance.org/member-benefits?hsLang=en) - [![Central Coast Community Energy (3CE)](https://storagealliance.org/hs-fs/hubfs/Central-Coast-Community-Energy-(3CE)-500.jpg?width=500&height=500&name=Central-Coast-Community-Energy-(3CE)-500.jpg)](https://3cenergy.org/) - [![Clean Power Alliance](https://storagealliance.org/hs-fs/hubfs/pluspower.png?width=300&height=300&name=pluspower.png)](https://cleanpoweralliance.org/) - [![Marin Clean Energy](https://storagealliance.org/hs-fs/hubfs/MCE+logo.jpg?width=500&height=273&name=MCE+logo.jpg)](https://www.mcecleanenergy.org/) - [![San Jose Clean Energy](https://storagealliance.org/hs-fs/hubfs/image-asset.png?width=300&height=300&name=image-asset.png)](https://sanjosecleanenergy.org/) - [![Silicon Valley Clean Energy](https://storagealliance.org/hs-fs/hubfs/SVCElogo_hi+Res.png?width=300&height=300&name=SVCElogo_hi+Res.png)](https://svcleanenergy.org/) - [![Sonoma Clean Power](https://storagealliance.org/hs-fs/hubfs/Sonoma-Clean-Power-400v2.jpg?width=400&height=400&name=Sonoma-Clean-Power-400v2.jpg)](https://sonomacleanpower.org/) - [![Westlight Energy](https://storagealliance.org/hs-fs/hubfs/Westlight-Energy-500.jpg?width=500&height=500&name=Westlight-Energy-500.jpg)](https://www.westlightenergy.org/) [Become a Member of CESA](https://storagealliance.org/member-benefits?hsLang=en) [Contact](https://storagealliance.org/contact?hsLang=en) [Privacy Policy](https://storagealliance.org/privacy-policy?hsLang=en) [Terms of Use](https://storagealliance.org/terms-of-use?hsLang=en) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty.   California Energy Storage Alliance (916) 231-2150 808 R Street, Suite 209, Sacramento, CA  95811 Copyright © 2026, California Energy Storage Alliance [linkedin-in icon](https://www.linkedin.com/company/2174305/admin/dashboard/) [X Twitter icon](https://x.com/StorageAlliance)