Don joined Integral Ad Science in 2009 as an independent board member, and played a key role in developing IAS as a marketing leader in the digital advertising industry. In 2017, Don joined IAS full-time as Executive Chairman to help the company expand its global footprint and broaden its product offering for global brands. Don has over twenty-five years of experience in the internet advertising/marketing industry and brings a wealth of knowledge, expertise, and experience to the company.

Prior to joining IAS, Don was the co-founder and CEO of ispDigital, a holding group for Antevenio, Acceso, and Digilant. ispDigital’s six-hundred employees operated across ten countries to deliver earned, owned, and paid media solutions to global brands. Prior to ispDigital, Don was co-founder and Executive Chairman of, a DSP focused on “localized programmatic” that was sold to GTCR. Before, Don was the Global CEO of Havas Digital, the digital media arm of Havas, where he grew the company from fifty employees in three countries to one-thousand five-hundred employees in thirty-three countries. Before Havas Digital, Don was the co-Founder and CEO of HookMedia, one of the industry’s first interactive media agencies, which was acquired by Havas in 2001.

Don received an MBA from the Darden School of Business at the University of Virginia and a BA from Rutgers College at Rutgers University.