Russell T. Vanderhook

SM 1 OLDCO Ltd. engages in the provision of advertising and marketing agencies services. The company was founded by Timothy C. Vanderhook, Christopher J. Vanderhook, and Russell T. Vanderhook in July 1999 and is headquartered in London, the United Kingdom.

Viant Technology LLC provides advertising applications and digital media services. The firm offers its services to publishers and advertisers. Its cloud-based technology platform Viant Advertising Cloud provides marketers with transparency into their advertising investments and uniquely allows them to link digital ad exposures to transactions happening both online and in-store. The company was founded by Timothy C. Vanderhook, Russell T. Vanderhook, and Christopher J. Vanderhook in 1999 and is headquartered in Irvine, CA.

Specific Media LLC provides interactive media services. It is a global technology and online media company that enables advertisers to target audiences through proprietary demographic, behavioral, contextual, geographic and retargeting technologies across a network of brand publishers. The company was founded by Timothy C. Vanderhook, Christopher J. Vanderhook and Russell T. Vanderhook in July 1999 and is headquartered in Irvine, CA.