GWH

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 announced that it will hold a conference call on Thursday, May 7, 2026 at 5:00 p.m. EDT to discuss financial results for its first quarter 2026 ended March 31, 2026, and will be providing updates on commercial progress, customer deployments, and anticipated technology milestones. A press release detailing these results will be issued prior to the call. ESS Tech CEO Drew Buckley and CFO Kate Suhadolnik will host the conference call, followed by a question-and-answer period. The conference call will be accompanied by a presen

DEFA14A - ESS Tech, Inc. (0001819438) (Filer)

DEF 14A - ESS Tech, Inc. (0001819438) (Filer)

8-K - ESS Tech, Inc. (0001819438) (Filer)

American-Made, Long-Duration Iron Flow Technology Poised to Capitalize on Surging AI Data Center Power Demand and Renewable Baseload Reliability Commercial Momentum Backed by U.S. Air Force Award, Salt River Project and Google's Project New Horizon, VoltStorage IP Acquisition, Strengthened Capital Position, and Manufacturing Readiness Recognized by TIME as One of America's Top GreenTech Companies in 2025 and 2026 ESS Tech, Inc. (NYSE:GWH) ("ESS" or the "Company"), a leading manufacturer of long-duration iron flow energy storage systems ("LDES") for commercial and utility-scale applications, has engaged international investor relations specialists MZ Group ("MZ") to lead a comprehensiv

ESS Tech, Inc. (NYSE:GWH) ("ESS" or the "Company"), a leading innovator in long-duration energy storage solutions, today announced that the Company will participate in the 38th Annual ROTH Conference taking place March 22-24, 2026, in Dana Point, California. Drew Buckley, Chief Executive Officer, and Kate Suhadolnik, Chief Financial Officer, will attend the 38th Annual ROTH Conference where they are scheduled to host one-on-one meetings with institutional investors and provide updates on the recently announced Salt River Project and Google long duration energy storage collaboration, VoltStorage intellectual property and assets acquisition, and additional growth initiatives and upcoming mi

S-8 - ESS Tech, Inc. (0001819438) (Filer)

10-K - ESS Tech, Inc. (0001819438) (Filer)

8-K - ESS Tech, Inc. (0001819438) (Filer)

Leadership and Organizational Reset Advancing Next Phase of Growth and Execution Stronger Liquidity Profile Supports Commercial Scale Deployment ESS Tech, Inc. ("ESS," "ESS, Inc." 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 financial results for its fourth quarter and full year ended December 31, 2025. "The fourth quarter of 2025 and 2026 to date has seen the Company make continued progress in advancing our proprietary LDES and strengthening ESS for the next phase of execution," said Drew Buckley, Chief Executive Officer of ESS. "We have taken decisive ste

Agreement Supports Advancement and Real-World Evaluation of ESS's Non-Lithium Long Duration Energy Storage Energy Base Technology Collaboration Expected to Support Utility and Large-Load Sustainability Objectives, and Clean Energy Goals of Project Participants ESS Tech, Inc. (NYSE:GWH) (ESS, or the Company), a leading manufacturer of long-duration energy storage (LDES) systems for commercial and utility-scale today applications, today announced a collaboration framework with Salt River Project (SRP) and Google for Project New Horizon to advance long-duration energy storage innovation at SRP's Copper Crossing Energy and Research Center in Florence, Arizona. Project New Horizon is a fiv

4 - ESS Tech, Inc. (0001819438) (Issuer)

4 - ESS Tech, Inc. (0001819438) (Issuer)

Veteran Energy Storage Commercial Leader to Drive Global Commercial Execution as ESS Strengthens Leadership Team and Scales Deployments ESS Tech, Inc. (NYSE:GWH) ("ESS" or the "Company"), a leading innovator in long-duration energy storage solutions, today announced that Randall "Randy" Selesky has joined the company as Chief Commercial Officer (CCO). In this role, Selesky will lead global commercial strategy, sales, marketing, product management, and business development initiatives as ESS advances commercialization and scales deployment of its long-duration energy storage solutions worldwide. Selesky joins ESS with more than 20 years of leadership in the energy sector, including more

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 announced that it will hold a conference call on Thursday, March 5, 2026 at 5:00 p.m. EST to discuss financial results for its fourth quarter and full year 2025 ended December 31, 2025, and will be providing updates on recent organizational changes, commercial progress and customer deployments, and strategic priorities going forward. A press release detailing these results will be issued prior to the call. ESS Tech CEO Drew Buckley and CFO Kate Suhadolnik will host the conference call, followed by a question-and-answer peri

Acquisition Expands ESS Technology Portfolio and Strengthens Path to Lower-Cost, Scalable Long-Duration Storage Key VoltStorage Executive and Engineering Personnel Join ESS, Strengthening the Commercial and Technical Bench ESS Tech, Inc. ("ESS" or the "Company"), a leading innovator in long-duration energy storage solutions, today announced the acquisition of the intellectual property and assets of VoltStorage GmbH, a pioneer in iron-salt battery technology. This strategic move combines two complementary technologies to deliver the most flexible, cost-effective long-duration energy storage solution available on the market. The combined platform will set a new industry standard for perfo

SCHEDULE 13G - ESS Tech, Inc. (0001819438) (Subject)

Recently Appointed CEO Drew Buckley Highlights Recent Commercial Progress, Balance Sheet Actions, and Corporate Governance Updates ESS Tech, Inc. (NYSE:GWH) (the "Company"), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today issued a letter to shareholders from Drew Buckley, Chief Executive Officer. Dear Shareholders, Since assuming the role of Chief Executive Officer at the beginning of 2026, my focus has been on resetting ESS Tech's leadership structure, strengthening the balance sheet, and sharpening execution as we enter the Company's next phase. Over the past several months, we have taken deliberate steps t

ESS Tech, Inc. (NYSE:GWH) (the "Company"), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced the closing of the previously announced registered direct offering with institutional investors of approximately $15 million of shares of Common Stock and pre-funded warrants at a price of $1.75 per share of Common Stock, which price was a premium to the closing price on January 28, 2026. The offering consisted of the sale of 8,571,428 shares of Common Stock (or Pre-Funded Warrants). The public offering price per share is $1.75 (or $1.74999 for each Pre-Funded Warrant, which is equal to the public offering price per

8-K - ESS Tech, Inc. (0001819438) (Filer)

424B5 - ESS Tech, Inc. (0001819438) (Filer)

4 - ESS Tech, Inc. (0001819438) (Issuer)

3 - ESS Tech, Inc. (0001819438) (Issuer)

Project to Deploy up to 27 MWh American-Made Large Capacity Energy Storage (LCES) System at U.S. Clear Space Force Station in Alaska 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 the execution of a $9.9 million contract with Concurrent Technologies Corporation ("CTC") and the United States Air Force Research Laboratory ("AFRL") for a large capacity energy storage (LCES) system at the U.S. Clear Space Force Station in Alaska. The Air Force Research Laboratory is the primary scientific research and development center for the Department of

ESS Tech, Inc. (NYSE:GWH) (the "Company"), a leading manufacturer of long-duration energy storage systems (LDES) for commercial and utility-scale applications, today announced that it has entered into definitive agreements in a registered direct offering with institutional investors for the purchase and sale of approximately $15 million of shares of Common Stock and pre-funded warrants at a price of $1.75 per share of Common Stock, which price is a premium to the closing price on January 28, 2026. The offering consists of the sale of 8,571,428 shares of Common Stock (or Pre-Funded Warrants). The public offering price per share is $1.75 (or $1.74999 for each Pre-Funded Warrant, which is eq