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Ben Kartzman

Operator

Ben Kartzman serves as President & Chief Operating Officer at Attain, a commerce data and measurement company, where he leads operations with a focus on outcome-based advertising and purchase-verified audience solutions. His career spans senior operational leadership roles across major programmatic and CTV platforms, including COO at Magnite, Senior Vice President at SpotX, and a senior leadership role at Tremor Video.

Last updated Jun 6, 2026 by the ATDb Editorial Team

Role
President & Chief Operating Officer
Company
Attain
Based
New York, New York, United States
Connections
4
Years in industry
15 years

Bio

Ben Kartzman serves as President & Chief Operating Officer at Attain, a commerce data and measurement company, where he leads operations with a focus on outcome-based advertising and purchase-verified audience solutions. His career spans senior operational leadership roles across major programmatic and CTV platforms, including COO at Magnite, Senior Vice President at SpotX, and a senior leadership role at Tremor Video.

Career

  • President & Chief Operating Officer

    Attain · 2024-present

  • Chief Operating Officer

    Magnite · 2021-2024

  • Senior Vice President

    SpotX · 2018-2021

  • Senior Leadership Role

    Tremor Video · 2010-2015

Expertise & education

Expertise

Supply-Side Platforms (SSP)Connected TV (CTV) MonetizationProgrammatic Video AdvertisingPublisher Yield OptimizationProgrammatic Marketplace OperationsAd Tech M&A IntegrationCommerce Data & MeasurementPrivacy-Constrained Advertising

Speaking topics

CTV and streaming monetization strategyPublisher yield in a privacy-constrained environmentProgrammatic marketplace consolidationSupply-side platform optimizationCommerce data and outcome-based advertising

Recognition

Notable achievements

  • Led operational integration of Magnite following the landmark Rubicon Project-Telaria merger and the $1.17B acquisition of SpotX
  • Helped scale SpotX into one of the leading independent video SSPs prior to its acquisition by Magnite
  • Joined Attain as President & COO in June 2024, expanding the company's executive leadership as it scales commerce-verified audience solutions
Connection details