Zemax Executive Team

The diverse backgrounds of our executive team contribute to making Zemax a thought leader in both optics and technology. Our optics, engineering, and business skillsets help Zemax succeed as a cutting-edge software company with expertise in optics.

S. Subbiah

Chief Executive Officer

As the global strategic leader for Zemax, Subbiah is focused on growing Zemax by delivering superior optical simulation software that enables our customers to design optical products and bring them to market faster.

Prior to Zemax, Subbiah most recently held a variety of senior roles over 12 years at ANSYS, including leading Corporate Product Strategy as well as North American Sales and Customer Services. Earlier, Subbiah served as Vice President of U.S. Operations at Fluent Inc. where he played a key role in growing sales via market segmentation. Subbiah loves taking technology products to market, and engaging with customers, R&D teams, and sales teams.

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Dorothy Pults

Chief Product Marketing Officer

As Chief Product Marketing Officer, Dorothy is responsible for the product vision across all Zemax solutions. With a rich history of leading organizations to overachieve growth and revenue targets, Dorothy leads both the product and marketing teams to deliver product advancements that allow Zemax users to propel the optics industry forward.

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Ove E. Schuett

Chief Revenue Officer

As Chief Revenue Officer, Ove oversees and is responsible for Zemax’s global revenue-generating sales and sales operations functions. With an extensive background of sales leadership, business development and operations, he has the experience and tools needed to expand Zemax’s footprint in the optical design software industry. 

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Sanjay Gangadhara

Chief Technology Officer

Tasked with identifying new technology that increases the functionality and capability of all Zemax software solutions, Sanjay leads a cross-functional team of computational physicists and software development engineers. His background in general physics, electromagnetism, and optical system diagnostics has served him well in his various roles at Zemax, including optical scientist, senior analyst, director of research and development, and now CTO.

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Jeff deCillia

Chief Financial Officer

Jeff’s focus at Zemax is driving growth and bottom-line results by infusing speed, flexibility, strategic thinking, and operational efficiency into the organization. Most recently he served as CFO of Donuts Inc., the operator of the largest number of the Internet’s top-level domain names. Prior to that he served as CFO of INRIX, Inc., a global traffic intelligence platform, where he was a key player in the acquisition and integration of INRIX’s largest competitor, and managed significant international operations.

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