Michael Rubenstein

President & Co-Founder

Michael Rubenstein (he/him) is an entrepreneur and executive who played a key role in building two of New York’s most iconic tech companies: AppNexus, acquired by AT&T in 2018, and DoubleClick, acquired by Google in 2008. One of today’s trailblazers operating at the intersection of digital advertising, marketing, media, commerce, Michael is passionate about bringing powerful ideas to life and building innovative, inclusive, values-driven company cultures. He specializes in marketplace strategy, internet business models, win-win partnerships, developing talent, and building high-performing go-to-market organizations that create global impact.



Miami, FL, United States

Roles at OpenStore

  • President & Co-Founder

    Current role

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