Direct Digital Holdings
Mark D. Walker has held various leadership positions in companies such as Direct Digital Holdings, EBONY Media, NRG Energy, Reliant Energy, Deloitte, and Questia. With a Bachelor of Arts degree in Economics from The University of Texas at Austin, Mark has extensive experience in business development, marketing, and digital transformation. Mark D.'s responsibilities have included driving revenue, managing organizations, and implementing strategic partnerships.
Direct Digital Holdings
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Direct Digital Holdings (Nasdaq: DRCT), owner of operating companies Colossus SSP, Huddled Masses, and Orange 142, brings state-of-the-art sell- and buy-side advertising platforms together under one umbrella company. Direct Digital Holdings' sell-side platform, Colossus SSP, offers advertisers of all sizes extensive reach within general market and multicultural media properties. The company's subsidiaries Huddled Masses and Orange142 deliver significant ROI for middle market advertisers by providing data-optimized programmatic solutions at scale for businesses in sectors that range from energy to healthcare to travel to financial services. Direct Digital Holdings' sell- and buy-side solutions manage approximately 79,000 clients monthly, generating over 98 billion impressions per month across display, CTV, in-app and other media channels. The company has been named a top minority-owned business by The Houston Business Journal.