William J. Cooper

William J. Cooper assumed the role of Chief Legal Officer and Corporate Secretary in January 2026. Mr. Cooper leads NuScale’s legal strategy, providing strategic oversight across securities law and transactional matters, corporate governance, regulatory compliance, and risk management in support of the company’s mission to commercialize its advanced small modular reactor technology.

Mr. Cooper brings extensive experience advising publicly traded companies and executive leadership teams across complex transactional and regulatory environments. Most recently, he served as General Counsel at Volta Inc., a formerly publicly traded company with electric vehicle charging and digital out-of-home advertising businesses that was acquired by Shell. In this role, he managed all of the company’s legal, governance, compliance and insurance-related matters.

Prior to joining Volta, Mr. Cooper was a Corporate Securities and Transactional Partner at Sidley Austin LLP, where he advised public and private companies, investment banks, and private equity and infrastructure funds on capital markets offerings, mergers and acquisitions, and other strategic transactions, as well as ongoing public company reporting and governance matters.