Steve Chen (Chinese: 陳士駿; Wade–Giles: Chen Shih-chün; born August 25, 1978) is a Taiwanese-American software engineer and Internet entrepreneur who is a co-founder and ex CTO of YouTube. After he co-founded AVOS Systems, Inc. and built MixBit, he joined Google Ventures in 2014.
Lawrence Joseph Ellison (born August 17, 1944) is an American centibillionaire businessman and entrepreneur who co-founded the software company Oracle Corporation. He was Oracle's CEO from 1977 to 2014 and is now its CTO and executive chair.
On September 10, 2025, Ellison was briefly the wealthiest person in the world, with an estimated net worth of US$393 billion. Ellison is also known for his ownership of 98 percent of the land on Lanai, the sixth-largest of the Hawaiian Islands.
John D. Carmack II (born August 21, 1970) is an American computer programmer and video game developer. He co-founded the video game company id Software and was the lead programmer of its 1990s games Commander Keen, Wolfenstein 3D, Doom, Quake, and their sequels. Carmack made innovations in 3D computer graphics, such as his Carmack's Reverse algorithm for shadow volumes.
In 2013, he resigned from id Software to work full-time at Oculus VR as their CTO. In 2019, he reduced his role to Consulting CTO so he could allocate more time toward artificial general intelligence (AGI). In 2022, he left Oculus to work on his AGI startup, Keen Technologies.