Spotlight, where we tell stories about Light

Dave Grannan

co-founder & ceo

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Prior to Light, Dave was CEO of Vlingo, the first natural language speech recognition service for mobile phones. Vlingo provided speech recognition for the first Siri app and powered Samsung's S-Voice product. Nuance Communications acquired Vlingo in 2012. He previously held leadership roles at Nokia, Sprint PCS, and Geoworks. He began his career in the US Marine Corps and holds an MBA from the University of California, Berkeley.

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Grannan has built and led a number of new businesses that developed pioneering technologies and products in the consumer and mobile industries. Prior to Light, Dave was CEO of Vlingo, the first natural language speech recognition service for mobile phones. Vlingo provided speech recognition for the first Siri app and built Samsung’s S-Voice product—Samsung’s answer to Apple’s Siri. Nuance Communications acquired Vlingo in 2012.

Dave joined Vlingo from Nokia, where he was a General Manager and responsible for leading Nokia's entry into various mobile app markets. Early in his career Dave was part of the strategic consulting practice at Accenture focusing on the wireless market, and from there he joined Sprint PCS as a General Manager to help launch what became the fastest growing US wireless carrier. Later, Dave served as President & CEO of Geoworks, an early pioneer in the smartphone and wireless software space.

Dave started his career in the US Marine Corps where he led a unit in Operations Desert Shield and Desert Storm. He holds an MBA from the University of California, Berkeley.