Executive record

Mark Zagorski

Chief Executive Officer and Director at DoubleVerify Holdings, Inc.

Follow
More
Challenge a Claim

Alpha ID: alpha:person:mark-zagorski-dvVersion: public-0As of: 2026-09-30

Not yet claimed11 published Claims4 sources
  • Executive
  • Director

Key Claims

Biography

Biographical information for Mark Zagorski is set forth in the Board and Corporate Governance Practices section. He serves as Chief Executive Officer and Director of DoubleVerify Holdings, Inc.

Alpha editorial summary written from the cited sources below. It does not change any Claim on this record.

Board service

Boards

Claims

Executive career

  1. Current · dates not publishedChief Executive Officer · DoubleVerify Holdings, Inc.
  2. 2026 to end not publishedExecutive title: Chief Executive Officer and Director · Organization not publishedDV DEF 14A executive officers

Claims

Conflicts and accountability

Alpha has not published independence, related-party, proceedings or disciplinary Claims for this record. This is not a finding that none exist.

Only disclosed facts and public registers appear here. Executive records carry no credit, personal litigation, background screening or underwriting views. None observed is not a clearance.

Evidence, history and coverage

Additional published Claims

Published evidence records

4 evidence records, matching Agent View. Records may refer to different locations or observations in the same document. This count is not a count of independent corroborating sources.

  1. DV DEF 14A executive officers

    sec filing · Source published: Apr 7, 2026 · Retrieved: May 15, 2026

    Supports 5 claims
    • AI and ML experience: AI and ML experience: not identified in the cited filing · Claim reviewed: May 15, 2026
    • Cybersecurity experience: Cybersecurity experience: not identified in the cited filing · Claim reviewed: May 15, 2026
    • Executive company: Executive at DoubleVerify Holdings, Inc. · Claim reviewed: May 15, 2026
    • Executive title: Executive title: Chief Executive Officer and Director · Claim reviewed: May 15, 2026
    • Technology background: Technology background: not identified in the cited filing · Claim reviewed: May 15, 2026

  2. Open source

    sec def 14a · Source published: Apr 7, 2026 · Retrieved: Sep 6, 2026

    Supports 2 claims
    • Professional Role: Chief Executive Officer and Director at DoubleVerify Holdings, Inc. · Claim reviewed: Sep 6, 2026
    • Professional Role: Chief Executive Officer at DoubleVerify Holdings, Inc. · Claim reviewed: Sep 6, 2026

  3. DV executive roster source

    sec filing · Source published: Date unavailable · Retrieved: May 3, 2026

    Supports 5 claims
    • AI expertise: AI expertise: not identified in the cited filing · Claim reviewed: May 3, 2026
    • AI governance relevance: AI governance relevance reported from role and filings · Claim reviewed: May 3, 2026
    • Executive company: Executive at DoubleVerify Holdings, Inc. · Claim reviewed: May 15, 2026
    • Executive function: Enterprise Leadership (CEO) · Claim reviewed: May 3, 2026
    • Executive title: Executive title: Chief Executive Officer and Director · Claim reviewed: May 15, 2026

  4. Open source

    public source · Source published: Date unavailable · Retrieved: Date unavailable

    Supports 1 claim
    • Board membership: Serves on the board of DoubleVerify Holdings, Inc. · Claim reviewed: Sep 6, 2026