Jon G. Pierotti

Jon Pierotti is Vice President – Regulatory Affairs for Golden State Water Company (GSWC), a subsidiary of American States Water Company. In this role, Mr. Pierotti is responsible for matters with the California Public Utilities Commission (CPUC) involving the regulated water and electric operations in California. He was named to this role in 2022.

Mr. Pierotti joined GSWC in 2014 as Assistant Controller and moved to Regulatory Affairs Manager in 2016. During this time, he represented GSWC with the CPUC in such matters as general rate cases, cost of capital applications, public participation hearings, and many other applications and regulatory matters. Prior to joining the company, Jon worked for nearly ten years at PricewaterhouseCoopers LLP, one of largest public accounting firms in the world, holding various positions including Senior Manager and Manager in the firm’s audit practice.

Jon holds a Bachelor of Science Degree in Business Administration with dual concentrations in Accounting and Marketing from California Polytechnic State University - San Luis Obispo and is a Certified Public Accountant.