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OpenX Funding & Investors

Pasadena, CA

OpenX has the largest independent ad exchange network for publishers and demand partners, while maintaining the highest quality marketplace standards. Learn more.

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Total Amount Raised: $70,511,200

OpenX Funding Rounds

  • Series E

    $25,011,200

    Series E Investors

    Samsung Ventures
    Sapphire Ventures
    Mitsui & Co Global Investment
    Index Ventures
    Accel Partners
    Cyber Communications
    yet2Ventures
  • Series D

    $20,000,000

    Series D Investors

    Sapphire Ventures
    AOL Ventures
    Mitsui & Co Global Investment
    Vast Ventures
    Accel Partners
    Presidio Ventures
    DAG Ventures
    Index Ventures
  • Series C

    $10,000,000

    Series C Investors

    DAG Ventures
    Mangrove Capital Partners
    Accel Partners
    First Round Capital
    Jonathan Miller
    Index Ventures
  • Series B

    $10,500,000

    Series B Investors

    Accel Partners
    First Round Capital
    OATV
    Index Ventures
    Mangrove Capital Partners
  • Series A

    $5,000,000

    Series A Investors

    Index Ventures
    First Round Capital
    OATV
    Mangrove Capital Partners
    Localglobe
    Vast Ventures
Funding info provided by Diffbot.