WILSONVILLE, Ore. / Jul 11, 2025 / Business Wire / ESS Tech, Inc. (“ESS” or the “Company”) (NYSE:GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems for commercial- and utility-scale applications, today announced $31 million in insider-led funding measures. The package includes approximately $0.9 million in short-term loans from and warrants issued to a syndicated group led by members of... Read More

Demonstrates 12 to 17 Hour Duration with Significant RTE Increase Extends Duration for less than $90/kWh WILSONVILLE, Ore. / Jun 26, 2025 / Business Wire / ESS Tech, Inc. (“ESS” or the “Company”) (NYSE:GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems for commercial- and utility-scale applications, achieved significant technical milestones in June far ahead of schedule. These milestones... Read More

WILSONVILLE, Ore. / May 30, 2025 / Business Wire / ESS Tech, Inc. (“ESS” or the “Company”) (NYSE:GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems for commercial- and utility-scale applications, today provided a business update and the continued execution of its strategic plan focused around the Energy Base product. Previously, ESS announced the potential need to take certain workforce... Read More

In Contracting for 50 MWh Energy Base Award with Arizona based Utility Proposal Activity up to ~1.2 GWh and Growing following Energy Base Product Launch Energy Warehouse Startup Completed in the Second Quarter for California Irrigation District systems ESS’ Made in the USA batteries Well Positioned to Navigate Tariff Volatility ESS Global Fleet Nearing 2.5 GWh of Transacted Energy WILSONVILLE, Ore. / May 15, 2025 / Business... Read More

WILSONVILLE, Ore. / May 14, 2025 / Business Wire / ESS Tech, Inc. (ESS) (NYSE : GWH), a leading manufacturer of iron flow long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it will hold a conference call on Thursday, May 15, 2025 at 5:00 p.m. EDT to discuss financial results for its first quarter 2025 ended March 31, 2025. The news release announcing the first... Read More

Awards highlight ESS’ commitment to innovative technology and solving America’s tough energy challenges including rapidly growing AI data center demand, increasing intermittent generation sources, and grid reliability. WILSONVILLE, Ore. / Apr 01, 2025 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH) has been named one of TIME’s Top GreenTech Companies in America 2025 and one of Fortune’s Most Innovative Companies in... Read More

Completed Commissioning and Grid Interconnection of First Two Energy Centers Delivered Eight Energy Center Systems to Florida Utility Achieved Breakeven Profitability on Energy Center Design at the end of Q4, Almost a Year Ahead of Schedule Announced Energy Base, a New Modular, Non-Containerized Gigawatt-Hour scale LDES Solution ESS Global Fleet Surpasses 2 GWh of Transacted Energy WILSONVILLE, Ore. / Mar 31, 2025 / Business... Read More

Additional Energy Center™ products are delivered to Florida utility and product line achieves safety and operational certifications. WILSONVILLE, Ore. / Feb 25, 2025 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH), a leading manufacturer of iron flow long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that the company’s global fleet of LDES solutions has transacted... Read More

Kelly Goodman appointed interim CEO and Board Engages Financial Advisors WILSONVILLE, Ore. / Feb 14, 2025 / Business Wire / ESS Tech, Inc. (ESS) (NYSE:GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems for utility- and commercial- scale applications, today announced changes with the intent to take the business in a new strategic direction: Eric Dresselhuys has resigned from the role of CEO... Read More

First commercial deliveries to Florida utility and construction of demonstration Energy Center™ project for Portland General Electric completed in December. WILSONVILLE, Ore. / Jan 16, 2025 / Business Wire / ESS Tech, Inc . (ESS) (NYSE:GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems for commercial- and utility-scale applications, today celebrated the first commercial deliveries of Energy... Read More

Installed and Commissioned Second Energy Center WILSONVILLE, Ore. / Nov 13, 2024 / Business Wire / ESS Tech, Inc. (“ESS,” “ESS, Inc.” or the “Company”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced financial results for its third quarter ended September 30, 2024. “The core investment thesis for ESS remains as strong as ever –... Read More

WILSONVILLE, Ore. / Oct 21, 2024 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it will hold a conference call on Wednesday, November 13, 2024 at 5:00 p.m. EST to discuss financial results for its third quarter 2024 ended September 30, 2024. The news release announcing... Read More

Investment will support achievement of Energy Storage Industries – Asia Pacific’s 400MW annual iron flow battery production target using ESS technology WILSONVILLE, Ore. / Sep 24, 2024 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that its Australian partner, Energy Storage Industries –... Read More

Finalizing Funding Agreement for up to $50 Million with Export-Import Bank of the United States Began Production of Second Energy Center for Portland General Electric Energy Warehouse Becomes First Operational Long-Duration Energy Storage at an Airport Exited Q2 with Cash and Short-Term Investments over $74 Million; Expected to Carry ESS Well Into 2025 WILSONVILLE, Ore. / Aug 14, 2024 / Business Wire / ESS Tech, Inc. (“ESS,”... Read More

Senator Ron Wyden (D-OR), EXIM Vice Chair Judith Pryor and EXIM Board Member Owen Herrnstadt joined ESS in celebration of the planned tripling of ESS’ annual iron flow battery manufacturing capacity WILSONVILLE, Ore. / Aug 07, 2024 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH), a leading manufacturer of long-duration... Read More

WILSONVILLE, Ore. / Jul 25, 2024 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it will hold a conference call on Wednesday, August 14, 2024 at 5:00 p.m. EDT to discuss financial results for its second quarter 2024 ended June 30, 2024. The news release announcing the... Read More

$50 million financing package provided by the Export-Import Bank of the United States of America will enable ESS to expand manufacturing capabilities, achieve cost efficiencies and accelerate deployments. WILSONVILLE, Ore. / Jun 27, 2024 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that... Read More

ESS’ non-lithium, long-duration energy storage technologies will enable energy resiliency and affordability for Native American Tribes and the Department of Defense WILSONVILLE, Ore. / Jun 25, 2024 / Business Wire / ESS Tech , Inc., (ESS) (NYSE: GWH), a leading manufacturer of long-duration energy storage (LDES) systems for commercial and utility-scale energy storage applications, today announced that it will participate in... Read More

ESS’s flagship utility-scale product recognised for innovative, safe and sustainable technology that will accelerate global decarbonization. MUNICH / Jun 19, 2024 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that its Energy Center™ system was awarded the Smarter E Award for Energy... Read More

ESS Energy Warehouse™ system will showcase central role of non-lithium, long-duration energy storage technologies in a decarbonized grid. BURBANK, Calif. / May 31, 2024 / Business Wire / ESS Tech, Inc. , (ESS) (NYSE: GWH) a leading manufacturer of long-duration energy storage (LDES) systems for commercial and utility-scale energy storage applications, and Burbank Water and Power (BWP) today celebrated the commissioning of... Read More

WILSONVILLE, Ore. / May 09, 2024 / Business Wire / ESS Tech, Inc. (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, announced today that ESS management will present at upcoming investor conferences in May. Eric Dresselhuys, chief executive officer, and Tony Rabb, chief financial officer, will present virtually at the Deutsche... Read More

Q1 Revenue of $2.7 Million Partnered with Sapele Power to Supply LDES in Africa Completed Testing of First Energy Center for Portland General Electric Ordered Second Power Module Automation Line with 40% Greater Production Capacity Exited Q1 with Cash and Short-Term Investments over $89 million; Expected to Carry ESS Well Into H1’25 WILSONVILLE, Ore. / May 07, 2024 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS, Inc.” or the... Read More

Partnership demonstrates key LDES use case and the largest U.S. government-financed battery storage system export to Africa to date WILSONVILLE, Ore. / May 07, 2024 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it has partnered with Sapele Power Plc (“Sapele”), a leading Nigerian... Read More

Commissioning of ESS Energy Warehouse will support electrification of ground operations and reduce emissions at Amsterdam Airport Schiphol AMSTERDAM / May 06, 2024 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH), a leading manufacturer of long-duration energy storage (LDES) systems for commercial and utility-scale applications, today announced that commissioning has been completed on the initial system installed at... Read More

WILSONVILLE, Ore. / Apr 24, 2024 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it will hold a conference call on Tuesday, May 7, 2024 at 5:00 p.m. EDT to discuss financial results for its first quarter 2024 ended March 31, 2024. The news release announcing the first... Read More

Following rigorous testing, achievement of IEEE 693-High demonstrates ESS’ commitment to delivering resilient, safe and sustainable energy storage infrastructure. WILSONVILLE, Ore. / Mar 25, 2024 / Business Wire / ESS Tech, Inc. (ESS) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that the company’s Energy Center product line... Read More

Lowered Q4 Adjusted EBITDA loss by More Than 50% year over year Exited 2023 with Cash and Short-Term Investments over $100 million; Expected to Carry ESS Well Into H1’25 Delivered First Energy Warehouses to Honeywell Energy Warehouse manufacturing cost lowered by 60% in 2023 Target 40% 2024 EW Cost Reduction to Achieve non-GAAP Gross Margin Profitability WILSONVILLE, Ore. / Mar 13, 2024 / Business Wire / ESS Tech, Inc.... Read More

WILSONVILLE, Ore. / Feb 06, 2024 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it will hold a conference call on Wednesday, March 13, 2024 at 5:00 p.m. EDT to discuss financial results for its fourth quarter and full year 2023 ended December 31, 2023. The news release... Read More

Commissioning of project in Missouri, delivery of multiple Energy Warehouse units and assembly of first Energy Center position company to deliver on $1B potential project pipeline. WILSONVILLE, Ore. / Jan 17, 2024 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced progress on multiple fronts... Read More

Project with U.S. Army Corps of Engineers Engineer Research and Development Center highlights opportunity for LDES to reduce diesel consumption and improve energy resilience in remote applications WILSONVILLE, Ore. / Jan 15, 2024 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of flexible, sustainable and responsible long-duration energy storage systems for commercial and utility-scale... Read More

Announced Strategic Partnership with Honeywell WILSONVILLE, Ore. / Nov 07, 2023 / Business Wire / ESS Tech, Inc. (“ESS,” “ESS, Inc.” or the “Company”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, today announced financial results for its third quarter ended September 30, 2023. “In the third quarter, ESS again made significant progress executing on... Read More

WILSONVILLE, Ore. / Oct 25, 2023 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, announced today that it will hold a conference call on Tuesday, November 7, 2023 at 5:00 p.m. EST to discuss financial results for its third quarter 2023 ended September 30, 2023. The news release announcing the... Read More

CHARLOTTE, N.C. & WILSONVILLE, Ore. / Sep 25, 2023 / Business Wire / Honeywell (Nasdaq: HON) today announced a strategic collaboration with ESS Tech, Inc. (ESS) (NYSE: GWH) to advance technology development and market adoption of iron flow battery (IFB) energy storage systems. Honeywell has made an investment in ESS as part of this collaboration. The relationship builds upon each company’s development of energy storage... Read More

Award highlights recent projects in Australia and Europe; reinforces ESS global leadership in long-duration energy storage LAS VEGAS / Sep 13, 2023 / Business Wire / ESS Tech, Inc. (“ESS”) ( NYSE : GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it has been awarded an Export Achievement Certificate by the United States Department... Read More

Initial deployment under 2 GWh framework agreement supports SMUD 2030 Clean Energy Vision WILSONVILLE, Ore. / Sep 11, 2023 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it has completed commissioning of six Energy Warehouse™ systems delivered to the Sacramento Municipal Utility... Read More

Energy industry veteran to further accelerate growth WILSONVILLE, Ore. / Aug 29, 2023 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration energy storage (LDES) for commercial and utility-scale applications, today announced Harry Quarls has joined the ESS Board of Directors as Chairman. Michael Niggli, the ESS Founding Board Chairman, will remain on the board to assist with this... Read More

Expanded leadership team will grow ESS presence in global energy storage markets to catalyze the clean energy future WILSONVILLE, Ore. / Aug 17, 2023 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced the expansion of its executive leadership team. Jeff Loebbaka has been named Chief... Read More

Event co-hosted by Clean Energy for America commemorates one-year anniversary of the Inflation Reduction Act and Oregon’s growing clean energy economy WILSONVILLE, Ore. / Aug 16, 2023 / Business Wire / ESS Tech, Inc. (“ESS”) ( NYSE : GWH), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, hosted Senator Ron Wyden (D-Ore.), Dr. Christopher Saldaña, Director of... Read More

Record Revenue of $2.8 Million Delivered Energy Warehouses™ to Four New Customers Announces Partnership with LEAG WILSONVILLE, Ore. / Aug 08, 2023 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS, Inc.” or the “Company”) ( NYSE: GWH ), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, today announced financial results for its second quarter ended June 30, 2023. “I’m... Read More

WILSONVILLE, Ore. / Aug 03, 2023 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading global manufacturer of long-duration energy storage systems, announced today that Eric Dresselhuys, chief executive officer, and Tony Rabb, chief financial officer, will present at the Canaccord Genuity 43rd Annual Growth Conference in Boston on Wednesday, August 9 at 11:00 a.m. ET. A live webcast of the presentation... Read More

LEAG to develop up to 14 GW of renewable generation paired with 2-3 GWh of energy storage and 2 GW of green hydrogen production MUNICH / Jun 15, 2023 / Business Wire / Today, ESS Tech Inc. (NYSE:GWH) (“ESS”), a leading global manufacturer of long-duration energy storage systems, and LEAG, a major German energy provider, signed an initial agreement to accelerate the clean energy transition through the deployment of renewable... Read More

UL 9540 demonstrates comprehensive safety of company’s sustainable long-duration energy storage systems WILSONVILLE, Ore. / May 23, 2023 / Business Wire / ESS Tech Inc. (“ESS”) (NYSE:GWH), a leading manufacturer of flexible, sustainable and responsible long-duration energy storage systems for commercial and utility-scale applications, today announced that its Energy Warehouse products have been certified to the UL 9540... Read More

WILSONVILLE, Ore. / May 15, 2023 / Business Wire / ESS Tech, Inc. (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, announced today that ESS management will present at upcoming investor conferences in May and June. Eric Dresselhuys, chief executive officer, and Tony Rabb, chief financial officer, will present virtually at the Deutsche... Read More

Announces Partnership with Coldwell Solar WILSONVILLE, Ore. / May 09, 2023 / Business Wire / ESS Tech, Inc. (“ESS,” “ESS, Inc.” or the “Company”) ( NYSE: GWH ), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, today announced financial results for its first quarter of 2023 ended March 31, 2023. “ESS built nine Energy Warehouses in Q1, continuing our strong pace of... Read More

WILSONVILLE, Ore. / May 03, 2023 / Business Wire / ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, announced today that it will hold a webcast conference call on Tuesday, May 9, 2023 from 4:30 to 5:30 p.m. EDT to discuss financial results for its first quarter 2023 ended March 31, 2023, followed by an operational... Read More

Company now holds 62 patents for innovative energy storage technology with additional 225 filed WILSONVILLE, Ore. / May 02, 2023 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, has been awarded over 20 additional patents for the company’s industry-leading iron flow battery (IFB) technology since the beginning of... Read More

ESS’ long-duration energy storage technology will power California wineries with clean, reliable energy and support resilient winery operations WILSONVILLE, Ore. / Apr 12, 2023 / Business Wire / ESS Tech, Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, today announced that it will deliver three Energy Warehouse systems to Coldwell Solar ,... Read More

UL 1973 certification affirms safety profile of company’s battery technology ESS Tech Inc. (“ESS”) (NYSE:GWH), a leading manufacturer of flexible, sustainable and responsible long-duration energy storage systems for commercial and utility-scale applications, today announced certification of its S200 battery modules to the Underwriters Laboratories’ (UL) 1973 standard. UL 1973 is an industry standard for stationary energy... Read More

Record Unit Deliveries in Q4 Ended Full Year 2022 with Almost 800 MWhs of Annual Production Capacity ESS Tech, Inc. (“ESS,” “ESS, Inc.” or the “Company”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, today announced financial results for its fourth quarter and full year ended December 31, 2022. “2022 was a transformative year for ESS. We signed... Read More

Energy Storage Industries — Asia Pacific (ESI) has strengthened the position of iron flow battery technology to secure Queensland’s future as a renewable energy superpower. The Queensland-based, Australian-owned company has achieved a series of milestones this year. The first of ESI’s long-duration, grid-scale batteries completed the final stage of commissioning, the first production batteries are now being transported to a... Read More

Innovative project combines ESS’ long-duration energy storage with solar canal canopies to provide dispatchable clean energy and reduce evaporative water loss ESS Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, today announced it will deliver two Energy Warehouse (EW) systems to the Turlock Irrigation District (TID) in Central California.... Read More

ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration energy storage solutions, announced today that it will hold a conference call on Wednesday, March 1, 2023 at 5:00 p.m. EST to discuss financial results for its fourth quarter and full year 2022 ended December 31, 2022. The news release announcing the fourth quarter and full year 2022 financial results will be disseminated on March 1, 2023... Read More

ESS technology to enable air-side electrification and advance sustainability strategy at major European air transport hub ESS Inc . (“ESS”) (NYSE:GWH), a leading manufacturer of long-duration energy storage systems for commercial and utility-scale applications, will deliver its iron flow battery solution to Amsterdam Airport Schiphol, the second largest airport in mainland Europe, in Q1 2023. The Energy Warehouse will be... Read More

On January 12, ESS Inc. (NYSE: GWH), a leading manufacturer of long-duration energy storage solutions, was notified of the filing of class action litigation alleging violations of Federal securities laws. This meritless lawsuit, which ESS intends to vigorously defend, is based upon a report by Grizzly Research, a self-described short seller, which was issued in December. The report alleges that ESS is a related party of... Read More

ESS Energy Warehouse™ will deliver resilient energy infrastructure ESS Inc . (NYSE: GWH), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, has been selected by Consumers Energy, Michigan’s largest energy provider, to provide a battery system for a solar and storage microgrid. Consumers Energy will deploy ESS’s Energy Warehouse platform as part of a... Read More

Safe and sustainable energy storage solution is first utility-scale deployment for BWP ESS Inc. (“ESS”) (NYSE: GWH), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, and Burbank Water and Power (BWP) in California have entered into an agreement for ESS to... Read More

Appoints Anthony Rabb as CFO ESS Tech, Inc . (“ESS,” “ESS, Inc.” or the “Company”) ( NYSE:GWH ), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, today announced financial results for its third quarter of 2022 ended September 30, 2022. “In the third quarter, the team at ESS executed well and gained traction across multiple fronts of the business. First,... Read More

ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, announced today that it will hold a conference call on Thursday, November 3, 2022 at 5:00 p.m. EDT to discuss financial results for its third quarter 2022 ended September 30, 2022. The news release announcing the third quarter 2022 financial results will be... Read More

ESS Inc. ( NYSE:GWH ), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, in partnership with Citizens for Responsible Energy Solutions (CRES) Forum and the United States Energy Association (USEA), today released an issue brief detailing the critical need for long-duration energy storage (LDES) to create an efficient, low-carbon energy system and avoid... Read More

ESS Inc. (“ESS”) (NYSE:GWH), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, and the Sacramento Municipal Utility District (SMUD), the nation’s sixth-largest, community-owned, not-for-profit electric service provider, today announced an agreement to provide up to 200 megawatts (MW) / 2 gigawatt-hours (GWh) of ESS’ environmentally safe and sustainable... Read More

ESS Inc. (NYSE:GWH), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, today announced changes to its executive leadership team. Vince Canino has been named Chief Operating Officer, adding significant depth to ESS leadership as the Company continues its global expansion. Canino most recently served as CEO and President of the Smardt Chiller Group, having... Read More

ESS Inc. (“ESS”) (NYSE:GWH), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, today completed the installation of a microgrid project including an ESS Energy Warehouse™ system at an industrial recycling facility in West Grove, Pennsylvania. The project... Read More

ESS Tech, Inc . (“ESS,” “ESS, Inc.” or the “Company”) ( NYSE:GWH ), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, today announced financial results for its second quarter of 2022 ended June 30, 2022. “Q2 marked another quarter of meaningful achievements for ESS across product installations, customer wins and operational improvement. Importantly, we... Read More

ESS Inc. (NYSE: GWH) today announced a strategic partnership with Energy Storage Industries Asia Pacific (“ESI”) to distribute and manufacture iron flow batteries utilizing ESS technology in Australia, New Zealand and Oceania to meet rapidly growing demand for long-duration energy storage in the region. Under the terms of the agreement, ESS will initially supply 70 complete 75kW / 500kWh Energy Warehouse (EW) systems to ESI... Read More

ESS Inc. (NYSE: GWH), a leading manufacturer of long-duration iron flow batteries for commercial and utility-scale energy storage applications, today hosted Secretary Jennifer M. Granholm of the U.S. Department of Energy (DOE), U.S. Senators Ron Wyden (D-OR) and Jeff Merkley (D-OR) and Oregon Governor Kate Brown for a tour of... Read More

ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announced today that it will hold a conference call on Thursday, August 11, 2022 at 5:00 p.m. EDT to discuss financial results for its second quarter 2022 ended June 30, 2022. The news release announcing the second quarter 2022 financial results will be disseminated on... Read More

ESS Tech, Inc. (“ESS,” “ESS Inc.”), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announced today that ESS management will present at upcoming investor conferences in June. Eric Dresselhuys, chief executive officer, and Amir Moftakhar, chief financial officer, will present virtually at the Cowen 2nd Annual Sustainability & Energy Transition Summit on Tuesday,... Read More

ESS Tech, Inc . (“ESS,” “ESS, Inc.” or the “Company”) ( NYSE:GWH ), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, today announced financial results for its first quarter of 2022 ended March 31, 2022. “Our team continued to make substantial operational strides in the first quarter. We worked through supply chain challenges and have made significant headway in our... Read More

ESS Tech, Inc . (“ESS,” “ESS Inc.”) (NYSE:GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announced today that it will hold a conference call on Thursday, May 12, 2022 at 5:00 p.m. EDT to discuss financial results for its first quarter 2022 ended March 31, 2022. The news release announcing the first quarter 2022 financial results will be disseminated on May... Read More

ESS Tech, Inc. (NYSE: GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, today announces the expansion of its operations into Europe to meet strong demand in the region for the company’s long-duration energy storage (LDES) solutions. ESS is scheduled to begin... Read More

ESS Tech, Inc. (“ESS,” “ESS, Inc.” or the “Company”) (NYSE:GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, today announced financial results for its fourth quarter and full year ended December 31, 2021. “The world’s need for long-duration energy storage is undeniable and the value proposition of our iron flow battery continues to differentiate us in the... Read More

ESS Tech, Inc. (“ESS” or the “Company”) (NYSE:GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announced that Claudia Gast has joined its Board of Directors. Ms. Gast brings over 15 years of experience leading mergers and acquisitions and an extensive background in finance, strategy and operations both in private equity and with Fortune 100 companies. She... Read More

ESS Tech, Inc. (“ESS,” “ESS Inc.”) (NYSE: GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announced today that it has entered into an agreement with Portland General Electric (PGE) in Oregon to test and demonstrate the ESS Energy Center ™ platform. The 3 MWh... Read More

ESS Tech, Inc. (“ESS,” “ESS Inc.”) (NYSE: GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announced today that its iron flow batteries are being deployed by San Diego Gas & Electric (SDG&E) in a microgrid project that will strengthen community resilience and back up critical resources in the town of Cameron Corners, California. The ESS solution will be paired... Read More

ESS Tech, Inc. (“ESS” or the “Company”) (NYSE:GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announced today that it has successfully completed the restatement of the legacy financial filings from Acon S2 Acquisition Corp. (“ACON”) to ensure compliance with regulatory requirements. “The restatements required addressing certain accounting standards,... Read More

ESS, Inc. (“ESS” or the “Company”) (NYSE:GWH), a U.S. manufacturer of long-duration batteries for utility-scale and commercial energy storage applications, announces the publication of the Long-Duration Energy Storage (LDES) Council’s LDES report, with ESS as a contributing author and founding member. The LDES report documents how the world’s power systems can become carbon net-zero by deploying long-duration energy storage... Read More

Its unique chemistry ensures safety and unlimited charge-discharge cycles with minimal capacity fade Based on its recent analysis of the North American long-duration energy storage market, Frost & Sullivan recognizes ESS. Inc . (NYSE:GWH) with the 2021 North American Technology Innovation Leadership Award for pioneering the design, development, and manufacturing of environmentally friendly long-duration energy storage... Read More

ESS Tech, Inc . (NYSE:GWH) (“ESS” or “ESS Inc.”), a U.S. manufacturer of long-duration batteries for commercial and utility-scale energy storage applications, today announced financial results for its third quarter of 2021 ended September 30, 2021. Given the Company’s public listing occurred in the current quarter, ESS will not host a conference call related to the third quarter results, but will hold quarterly earnings... Read More

ESS Tech, Inc . (NYSE:GWH) (“ESS” or “ESS Inc), a manufacturer of long-duration iron flow batteries for utility-scale and commercial energy storage applications, announces its participation in the Long-Duration Energy Storage (LDES) Council launched today at COP26. The global, CEO-led LDES Council seeks to accelerate decarbonization of the energy system and provide guidance to governments and grid operators on how LDES... Read More

ESS Tech, Inc . (NYSE:GWH) (“ESS” or “ESS Inc.”), a U.S. manufacturer of long-duration batteries for commercial and utility-scale energy storage applications, announces the appointment of Alexi Wellman to the company’s Board of Directors, effective October 12, 2021. She will also serve as Chair of the ESS Board Audit Committee. Ms. Wellman has been the Chief Financial Officer of Altaba, Inc. since June 2017. She was Vice... Read More

ESS Inc. (NYSE:GWH), a U.S. manufacturer of long-duration batteries for commercial and utility-scale energy storage applications, today announced that Chief Executive Officer Eric Dresselhuys will present at the 2021 Milken Institute Global Conference. Dresselhuys will present on the “Energy and Commodity Markets: Structural Bull or Earthbound?” panel on Tuesday, October 19, 2021 at 2:00 pm PT. Among other topics, the panel... Read More