Fundraising Fox
/Companies
Sign in

InfoSum

acquired by Wpp

London, GB · 74 employees on LinkedIn · 4 known investors

Find your way into InfoSum

Each arrow is one introduction. Sign up to fill in the first one.

4 people can intro you to Nicholas

Ask Simon Prytherch to introduce you to Nicholas Halstead

You →Simon · together at Empire Interactive →Nicholas

Sign up to find every way you can get introduced to InfoSum

  • Your email: who you already know at InfoSum, and who your contacts know
  • 2nd- and 3rd-degree connections: people you know who worked, studied or invested with the InfoSum team
  • Your LinkedIn: the connections who can make the intro for you

We rank every route by how warm it is, so you raise on warm intros instead of cold emails.

Sign up with GoogleAlready have an account? Log in

InfoSum provides a decentralized data collaboration platform that enables organizations to analyze and activate data without directly sharing it, supporting privacy-compliant customer analytics across financial services, retail, healthcare, gaming, and entertainment sectors.

AdTechData & InfrastructureEnterprise SoftwareMarketing Tech

Founders & leadership

NHNicholas Halstead
Nicholas HalsteadFounder & CTO2020–2022Nick Halstead is the founder and CEO of AskGVT, a visual answer engine that analyzes video content to answer questions. He previously founded TweetMeme (acquired by Twitter in 2010), DataSift, a real-time social data platform (acquired by Meltwater in 2018), and InfoSum, a privacy-focused data collaboration company (acquired by WPP in 2025).

Investors · 4

Mosaic Ventureslisted by Mosaic VenturesLondon · $1M – $10M

How we know: Mosaic Ventures's portfolio page · tech.eu · the VCSheet dataset · Not right? Tell us

Upfront Ventureslisted by Upfront VenturesLos Angeles · $1M – $10M

How we know: Upfront Ventures's portfolio page · tech.eu · Not right? Tell us

IA VenturesreportedNew York · $1M – $3M

How we know: tech.eu · Not right? Tell us

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Related companies · 7

SnowflakeSnowflake is a fully managed cloud data platform that integrates data ingestion, processing, analysis, and AI application development across multiple cloud providers. It serves enterprise customers with unified security, governance, and infrastructure for building data and AI workloads.
LiveRampLiveRamp Ventures is the investment arm of LiveRamp, backing startups building in AI-driven marketing, data collaboration standards, customer personalization, premium internet advertising, programmatic efficiency, and identity resolution. It invests from seed through Series B in the U.S. and Europe, offering industry experience and a partner network alongside capital.
LotameLotame provides a data exchange marketplace and the Spherical data collaboration platform, which help marketers connect, enrich, activate, and target audience data across identity, curated marketplaces, and audience analytics. It serves digital marketers, agencies, brands, and media owners with adtech and data solutions across social, CTV, and other channels.
The Trade DeskThe Trade Desk is the world's largest independent demand-side platform for media buying, serving advertisers and agencies in the digital advertising industry across 24 markets globally.
CamphouseCamphouse is a media planning and campaign management software for advertisers and ad agencies, offering tools for collaboration, media buying, budgeting, and reporting.
ImprovadoImprovado offers a marketing data platform with partnership programs for technology and solution providers, connecting marketing data sources to BI tools, data warehouses, and visualization platforms. It serves marketers and analytics teams building modern data architecture, working with technology partners and consulting/implementation firms.
HightouchHightouch builds a data activation platform that integrates with existing enterprise data infrastructure to enable marketing and business teams to activate customer data at scale. The platform combines customer data capabilities with AI technology for use by enterprise organizations.

Companies working in the same space as InfoSum.

Companies House · registry record

View on Companies House ↗
Registered name
INFOSUM LIMITED
Company number
09825513
Status
Active
Company type
Private limited company
Incorporated
15 Oct 2015
Registered office
1100 Renaissance Basing View, Basingstoke, Hampshire, RG21 4EQ
Nature of business (SIC)
62012 — Business and domestic software development
Previous names
COGNITIVE LOGIC LIMITED (2015–2017)
Accounts
last made up to 31 Dec 2024 · next due 30 Sept 2026
Confirmation statement
last made up to 15 Oct 2025 · next due 29 Oct 2026

Current officers · 3

  • Richard John Mooney — director, appointed 7 Jan 2026
  • Michael John Nichols — director, appointed 17 Jul 2025
  • Lauren Frances Wetzel — director, appointed 2 Aug 2024

Source: Companies House public register · retrieved 24 Jul 2026. Contains public sector information licensed under the Open Government Licence v3.0.

In the news

InfoSum raises $65m Series B | InfoSum Bloginfosum.com · Aug 2024InfoSum raises $15.1 million in Series A funding | InfoSum Bloginfosum.com · Aug 2024

Frequently asked questions

What does InfoSum do?
InfoSum provides a decentralized data collaboration platform that enables organizations to analyze and activate data without directly sharing it, supporting privacy-compliant customer analytics across financial services, retail, healthcare, gaming, and entertainment sectors.
Who founded InfoSum?
InfoSum was founded by Nicholas Halstead.
Who are InfoSum's investors?
InfoSum's investors include LocalGlobe, Mosaic Ventures, Upfront Ventures, IA Ventures.
Who acquired InfoSum?
InfoSum was acquired by Wpp.
Where is InfoSum headquartered?
InfoSum is headquartered in London, GB.