Guy Caspi


Guy Caspi is an America-based serial entrepreneur. He was one of the members of Israel Defense Forces’ elite cyber team.

Early life and career

Capsi was born and raised in Rehovot, Israel.
Between 2005 and 2011, Capsi served as vice president and chief business officer in the Israel and US branches of Mavenir Systems which was previously Comverse technology.
He has served has president and general manager at Comverse Technology.
In 2011, Capsi co-founded Tamares Telecom, and served as its CEO till 2013.

Deep Instinct

In 2015, Caspi along with Eli David and Nadav Maman, co-founded Deep Instinct, a company that applies artificial intelligence’s deep learning to cybersecurity.

Fifth Dimension Holdings

Also in 2014, he founded Fifth Dimension Holdings, a company that developed predictive analytics systems used by security agencies and called itself the "technology leader in law enforcement investigation and analysis solutions" because it provided big data in real time through a unified investigation platform to utilize advanced analytics for assisting police analysts and investigators to solve many cases faster. In 2015, Yaron Eitan became a board member of Fifth Dimension. In 2015, Viktor Vekselberg's Columbus Nova made large investments in Fifth Dimension when Benny Gantz was its chairman. Guy Caspi left Fifth Dimension Holdings in 2016.