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ESS Tech, Inc., an energy storage company, designs and produces iron flow batteries for commercial and utility-scale energy storage applications worldwide. It offers energy storage products, which include Energy Warehouse, a behind-the-meter solution; and Energy Center, a front-of-the-meter solution. The company was founded in 2011 and is headquartered in Wilsonville, Oregon.

ESS Tech, Inc.

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Revenue Growth

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WILSONVILLE, ORE.--(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, 2025. THE THIRD QUARTER CONTINUED ESS'S STEADY EXECUTION OF ITS STRATEGIC PLAN. FOLLOWING LEADERSHIP ADDITIONS AND ORGANIZATIONAL ALIGNMENT EARLIER IN THE YEAR, THE COMPANY ADVANCED KEY CUSTOMER PROGRAMS.

ESS TECH, INC. ANNOUNCES THIRD QUARTER 2025 FINANCIAL RESULTS

WILSONVILLE, ORE.--(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 ANNOUNCED THAT IT WILL HOLD A CONFERENCE CALL ON THURSDAY, NOVEMBER 13, 2025 AT 5:00 P.M. EST TO DISCUSS FINANCIAL RESULTS FOR ITS THIRD QUARTER 2025 ENDED SEPTEMBER 30, 2025. THE NEWS RELEASE ANNOUNCING THE THIRD QUARTER 2025 FINANCIAL RESULTS WILL BE DISSEMINATED ON NOVEMBER 13, 2025 AFTER T.

ESS SCHEDULES THIRD QUARTER 2025 FINANCIAL RESULTS CONFERENCE CALL

WILSONVILLE, ORE.--(BUSINESS WIRE)--ESS TECH, INC. (ESS OR THE COMPANY) (NYSE:GWH), A LEADING MANUFACTURER OF IRON FLOW LONG-DURATION ENERGY STORAGE SYSTEMS FOR COMMERCIAL- AND UTILITY-SCALE APPLICATIONS, TODAY ANNOUNCED THE CLOSING OF A $40 MILLION FINANCING TRANSACTION WITH YA II PN, LTD., AN INVESTMENT FUND MANAGED BY YORKVILLE ADVISORS GLOBAL, L.P. (YORKVILLE). THE FINANCING PROVIDES $30 MILLION OF IMMEDIATE CAPITAL, WITH AN ADDITIONAL $10 MILLION AVAILABLE UPON EXECUTION OF AN AT-THE.

ESS ANNOUNCES CLOSING OF $40 MILLION FINANCING TRANSACTION

WILSONVILLE, ORE.--(BUSINESS WIRE)--SALT RIVER PROJECT (SRP), A NOT-FOR-PROFIT PUBLIC POWER UTILITY SERVING THE GREATER PHOENIX METROPOLITAN AREA, AND ESS (NYSE:GWH), A LEADING MANUFACTURER OF IRON FLOW LONG-DURATION ENERGY STORAGE (LDES) SYSTEMS, TODAY ANNOUNCED AN AGREEMENT TO ADD PROJECT NEW HORIZON, A FIVE MEGAWATT (MW), 50 MEGAWATT-HOUR (MWH) BATTERY SYSTEM, TO THE GRID. THE PILOT PROJECT WILL BE INSTALLED AT SRP'S COPPER CROSSING ENERGY AND RESEARCH CENTER IN FLORENCE, ARIZONA AND SELL CA.

SRP AND ESS ANNOUNCE NEW 50 MWH LONG DURATION ENERGY STORAGE PILOT PROJECT

WILSONVILLE, ORE.--(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 SECOND QUARTER ENDED JUNE 30, 2025. THE SECOND QUARTER MARKED A PIVOTAL PERIOD IN ESS'S STRATEGIC RESET, WITH SIGNIFICANT PROGRESS ON BOTH COMMERCIAL EXECUTION AND CAPITAL DISCIPLINE. DURING JULY, THE COMPANY SECURED UP TO $31 MILLION IN.

ESS TECH, INC. ANNOUNCES SECOND QUARTER 2025 FINANCIAL RESULTS

WILSONVILLE, ORE.--(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 A SIGNIFICANT ADDITION TO THE EXECUTIVE LEADERSHIP TEAM WITH THE APPOINTMENT OF JIGISH TRIVEDI AS CHIEF OPERATING OFFICER. JIGISH BRINGS OVER 30 YEARS OF EXECUTIVE EXPERIENCE IN SCALING GLOBAL OPERATIONS FOR HIGH-GROWTH TECHNOLOGY COMPANIES. WE ARE THRILLED TO WELCO.

ESS APPOINTS INDUSTRY VETERAN JIGISH TRIVEDI AS CHIEF OPERATING OFFICER TO DRIVE NEXT PHASE OF GROWTH

WILSONVILLE, ORE.--(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 ESS' BOARD OF DIRECTORS AND THE MANAGEMENT TEAM ALONGSIDE PARTICIPATION FROM AN INVESTMEN.

ESS ANNOUNCES $31M INSIDER-LED FUNDING PACKAGE TO CONTINUE EXECUTION OF STRATEGIC SHIFT AND SECURES FIRST ENERGY BASE ORDER

WILSONVILLE, ORE.--(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 INCLUDE DRAMATIC IMPROVEMENTS FROM A NEW MATERIAL SUBSTITUTION WITHIN THE CORE ESS STACK TECHNOLOGY. THE RESULTS DEMONSTRATE 12.2 HOUR DURATION AT RATED POWER AND 17.8 HOUR DURATION AT REDUCED.

ESS MOVES CLOSER TO DELIVERING GREEN BASELOAD POWER

WILSONVILLE, ORE.--(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 ACTIONS IN THE EVENT IT WAS UNABLE TO RAISE CAPITAL TO ENABLE THE COMPANY TO AVOID OR POS.

ESS CONFIRMS PATH TO CONTINUED EXECUTION OF ITS STRATEGIC PLAN WITH THE ENERGY BASE

WILSONVILLE, ORE.--(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 FIRST QUARTER ENDED MARCH 31, 2025. WE CONTINUE TO MODERATE ACTIVITY IN THE FIRST HALF OF 2025 TO MANAGE LIQUIDITY IN THE NEAR-TERM, SUPPORT CAPITAL RAISING MEASURES, AND GIVE US TIME TO IMPLEMENT FULLY OUR TURNAROUND AND STRATEGIC PIVOT.

ESS Tech, Inc.

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ESS Tech, Inc.

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