Polar Power, Inc. has appointed Peter Gross to its board of directors and audit committee. His appointment increases the total number of board members to four, with three members serving independently. Mr. Gross brings more than 30 years' experience in power systems engineering and design, particularly for data center and telecommunications applications. He is currently vice president of Mission Critical Systems at Bloom Energy. Prior to Bloom Energy, Peter was Managing Partner for Hewlett Packard's 'HP' Carbon, Power and Critical Facilities Services, where he was responsible for strategic technology planning and business development.