Mark McKee

Blockgraph LLC is a technology company that is owned by Charter Communications Inc., Comcast NBCUniversal, and Paramount. The joint venture company is based in New York, NY. Blockgraph's privacy-focused platform enables the world's leading media, technology, and information services companies to collaborate with trusted partners to create and implement identity-based targeting and measurement solutions for multiscreen TV advertising. The company was founded by Jason Manningham, who has been the CEO since incorporation.

FreeWheel Media, Inc. provides online video advertising. It specializes in rights of revenue and payments management, advertising sales rights, display, video, mobile ad management, contract management, professional content, ad serving, reporting, analytics, technology, services, advisory services and business operations. The company was founded in 2007 by Jonathan Heller, Douglas S. Knopper and Diane Yu and is headquartered in San Francisco, CA.