Management Team

Jan Willem van der Werff profile picture
Jan Willem van der Werff

Jan Willem van der Werff is CEO of Ecolibrium Solar®. Jan brings 20 plus years of global general management experience in the plastics and renewable energy industry. He holds a Master’s degree in Chemical Engineering and Polymer Technology from Twente University in the Netherlands. He spent 16 years with GE Plastics, where he progressed through executive roles of increasing responsibility, including several global leadership assignments. After GE, Jan joined Indian wind turbine maker Suzlon, as president of its rotor blade division. In 2009, he became CEO of a company that designs and makes rotor blades for wind turbines. Under his leadership the company grew to have global operations in the Netherlands, India, US and Brazil. With his wife and two children, he lives in Cincinnati, OH.

Sam Veague profile picture
Sam Veague

Sam Veague serves as COO for Ecolibrium Solar®.  Prior to Ecolibrium, Sam was Commercial Leader of the Solar Racking product line at Eaton (formerly Cooper B-Line), where he led the development and launch of both fixed tilt ground mount and commercial flat roof racking products. Prior to Eaton, he was Sales Manager with HatiCon Solar, LLC.  Sam began his career with Cooper B-Line, where he developed support and balance of system solutions for solar projects, as well as traditional power and construction projects.  He holds a Dual Degree in Mechanical Engineering from Washington University in St. Louis, and Physics from Knox College. Sam lives with his wife in Pasadena, CA.

Chad Parsons profile picture
Chad Parsons
Director of Operations

Chad Parsons serves as Director of Operations for Ecolibrium Solar®. He brings 10 years of direct solar experience to the Ecolibrium Solar team, having previously served as Director of Operations and Senior Project Manager at Lighthouse Solar and, prior to that, as Project Manager and Designer at Namaste Solar.  A NABCEP Certified Installation Professional, Chad joined Ecolibrium Solar in October of 2013 as Senior Integrations Manager, before being promoted to his current role. Chad holds a B.S. from Ohio University. Chad currently resides in Colorado with his wife and two children.

Devin MacRostie profile picture
Devin MacRostie
Director of Engineering and Technology

Devin MacRostie serves as Director of Engineering and Technology at Ecolibrium Solar.  Prior to Ecolibrium, Devin held multiple engineering roles at Stirling Ultracold, a Cryocooler manufacturer supporting the life sciences industry.  Coming from outside the solar industry, Devin brings a unique and valuable perspective, with a strong background in product design and an expertise in manufacturing technologies.  He holds a B.S. in Electrical Engineering from Ohio University.  Devin has two children and lives in Boulder, CO.  

Liz Hammer profile picture
Liz Hammer

Liz Hammer is the Controller at Ecolibrium Solar. She has been in finance for 8 years. Prior to joining Ecolibrium Solar, she was an accountant at Sunpower, Inc. where she focused on internal controls around the accounting process, daily accounting management and project reporting for NASA. Liz has a B.S. in Accounting from Franklin University. She currently resides with her husband in Athens, OH.