David Colleen

David Colleen is an American businessman and architect. He has been the chief executive officer (CEO) of SapientX since co-founding it in 2016. Previously, he founded Planet 9 Studios and was its CEO from 1994 to 2016.

Early life and education Born in the United States, Colleen attended Cornell University and graduated with a bachelor's degree in architecture, business administration, and management in 1981. Under his tenure, Planet 9 specialized in constructing 3D models of buildings, streets, and various structures, using textures from digitized photographs. In 1996, Planet 9 built a baseball park simulation based on the San Francisco Giants' plans. The company later created a prototype 3D conference room for SPS Payment and a VRML environment for Schlumberger. In the 1990s, Planet 9 was recognized as a leading company in the virtual reality sector.

In 1995, Colleen built VRML-based Virtual SOMA, a 3-D model of the SOuth of MArket Street in San Francisco, and showcased it at the Microsoft booth at the SigGraph conference. In 1997, he and his team developed Virtual Tokyo, a 3D representation of the Shinjuku district in Tokyo.

In 1999, Colleen gave a lecture at the Oklahoma City University, titled "Technology Builds Community".

In 2016, Colleen co-founded SapientX with Bruce Wilcox and Maclen Marvit. Prior to this, the founders had developed AI-driven, 3D, conversational characters in 2003, which were later incorporated into a Multiverse platform, RayGun, in 2008.