Blog Post

Our Team

Our Team

Catherine Von Burg
CEO & Co-Founder

Catherine's career spans a diverse portfolio of strategic planning, policy development, and executive management of organizations such as the Pew Charitable Trusts, Rockefeller Institute, Columbia University, and Johns Hopkins School of Biomedical Engineering. Catherine serves on the board of directors of CALSSA, in addition to serving on the advisory board of Alegria Farmacy and the Footprint Project.

Stuart Lennox
Technical Advisor & Co-Founder

In 2001, Stu's background in designing special effects and inventing solutions for motion picture production led him to develop the first powerful, lightweight battery for cameras and lights utilizing a new lithium ion technology. Simpliphi's batteries leverage 10 years of experience perfecting his original lithium ion battery electronics and assembly for motion picture professionals.

David Shea
Chief Financial Officer

Prior to SimpliPhi, David held roles as CFO of EV charging company Greenlots and at Clean Diesel Technologies Inc. He also served as Director of Finance for ENCO Utility Services, Manager of Business Planning and Development for Edison Enterprises, and Manager of Material Estimating and Cost Management at Northrop Grumman.

Sequoya Cross
Chief Operating Officer

Sequoya Cross oversees the company’s operations and growing global network of partners, distributors, and installers, as well as managing a portfolio of energy storage and microgrid projects. Prior to joining SimpliPhi Power, Mrs. Cross served as CEO of two solar companies and has managed operations and supply chain for distribution and manufacturing of clean energy technologies within the renewable energy sector. Sequoya was also VP of Operations for AEE Solar.

Du Li
VP of Research & Development

Du has held strategic positions at Aikar Technology, Faraday Future, and Tesla where he oversaw product design and development, manufacturing, testing and quality control. Du has his MBA from Pepperdine University, Doctor of Mechanical Engineering from the University of Southern California, MS of Manufacturing Engineering from Beijing University of Aeronautics and Astronautics and a BS in Mechanical Engineering from Xi’an Jiaotong University.

Zach McMullen
Director of Manufacturing Operations

Zach honed his operational experience as part of a Fortune 500 aerospace company in their Management Program focused on product development engineering. Previously, Zach founded, managed and sold a successful, vintage performance auto parts manufacturing company. He earned a B.S in Mechanical Engineering from the University of Portland.

Dumindra De Zoysa
Director of Supply Chain & Logistics

With 16 years of domestic and global operations leadership, Dumindra leads the continuous improvement of SimpliPhi’s supply chain and procurement. Prior to her work in operations, she was engaged in electrical engineering, testing and R&D. Dumindra earned her B.S. in Electrical Engineering from CSU Northridge and MBA from CSU Bakersfield.

Zak Wellman
Director of Product Test & Validation

Zak spent 14 years with CDTi Advanced Materials (formerly Catalytic Solutions, Inc.) in roles focused on testing, quality, and manufacturing. He began his career with the California State Water Resource Control Board after earning his B.S. in Chemical Engineering from San Jose State University.

Matt Roberts
Director of Marketing & Communications

Prior to joining SimpliPhi, Matt served as the first-ever Executive Director of the Energy Storage Association – advocating on behalf of the industry and leading the charge for 35GW of new energy storage by 2025. He got his start working in Congress for Congresswoman Barbara Lee as a press intern and speechwriter, and has worked in public affairs, communications and marketing primarily for clean energy companies and nonprofits ever since. Matt went to American University in Washington, DC, where he studied political science and speechwriting.

Head of Security

Prior to becoming SimpliPhi Power’s Head of Security, Wiglaf graduated at the top of her class from the very prestigious K-9 Combat Camp. She started with SimpliPhi as a security advisor back in 2018, and was quickly promoted through the ranks as a result of her clear dedication to protecting universal access to clean energy. Primarily stationed in our sun filled lobby, you can always expect a warm greeting/inspection from Wiglaf when visiting our headquarters.

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