Skip to content
  Customer Care: (888) 939-4442



Get an Estimate

Sylvia Semper

Vice President of Deputy General Counsel

Sylvia Semper is an experienced Vice President and Deputy General Counsel in the sustainable energy industry, with expertise in risk management, compliance, complex litigation, legal writing, trials, and alternative dispute resolution. Currently serving at PosiGen, she provides crucial legal counsel and strategic guidance to the organization. Prior to PosiGen, Sylvia held positions at Sunrun, Vivint Solar, Ballard Spahr LLP, and Wilson Elser, gaining extensive experience and making significant contributions in each role.

Sylvia's educational background includes a Bachelor of Arts degree in Psychology from Williams College, where she actively participated in the Williams Alpine Ski Team. She also holds a Juris Doctor degree from the University of Arizona, James E. Rogers College of Law, where she engaged in various legal activities and societies. Sylvia's commitment to sustainable practices and her diverse legal background make her a valuable asset in her current position as Vice President and Deputy General Counsel at PosiGen.