Latest round

Series B

Last raised

Aug 2021

Total raised

$83M

Investors

8

About InfoSum

InfoSum Ltd. was founded in 2015 and operates out of Hampshire, UK. The company focuses on providing data collaboration services to help organizations leverage their first-party data while maintaining privacy. Douglas Weltman, the founder, has a background in data-driven technology, enhancing InfoSum's expertise.InfoSum specializes in providing advanced data collaboration solutions that empower companies to leverage their first-party data while maintaining privacy and security. Their core product offerings include the Data Collaboration Platform, the Secure Data Clean Room, and Private Path Solutions, facilitating non-movement of data to enhance analytics, planning, activation, and measurement processes. These tools enable businesses to connect internal and external data silos, resolve identity issues, and collaborate directly with partners. InfoSum serves various sectors including media and advertising, retail, sports, gaming, financial services, and healthcare, with a client base comprising global enterprises requiring secure data-driven marketing strategies.Looking ahead, InfoSum plans to enhance its offerings with new products aimed at further solidifying its market position. The recent acquisition by WPP Plc in April 2025 will facilitate the expansion of InfoSum's services to a broader range of clients, thereby widening its overall market offering. The company is also focusing on entering new geographic regions, although specific markets have not been detailed publicly.

Who invested in InfoSum

8 investors across 3 rounds

See all investors in InfoSum

Sign up free to see every VC on the cap table, the rounds they joined, and how much each round raised.

Funding rounds

  1. Series B

    Aug 17, 2021

    Amount

    $65M

    Investors

    Locked

  2. Series A

    Aug 19, 2020

    Amount

    $15M

    Investors

    Locked

  3. Seed

    Feb 9, 2016

    Amount

    $3M

    Investors

    Locked

Questions about InfoSum

Who invested in InfoSum?

InfoSum has 8 investors on record across 3 venture rounds. Sign up free to see every VC on the cap table and the rounds they joined.

How much funding has InfoSum raised?

InfoSum has raised 3 venture rounds. Sign up free to see how much each round raised and the total.

When did InfoSum last raise money?

InfoSum's most recent round on record is a Series B, in Aug 2021.

What does InfoSum do?

InfoSum is a software company.

Where is InfoSum headquartered?

InfoSum is headquartered in Hampshire, UK.

Which VCs invest in companies like InfoSum?

Among active investors with capital left to deploy, Index Ventures, European Investment Bank, Highland Europe and Balderton Capital back software companies at InfoSum's stage. Their profiles are linked below.

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