WILSONVILLE, Ore., Oct. 20, 2021 (GLOBE NEWSWIRE) -- 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 President,...