Fundraising Fox

Sir Martin Sorrell

Investor

Co-Founder, Partner at S4S Ventures

London

Writes $100K – $5M checks · typically $1.5M

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34 people in our graph share verified history with Sir — schools, employers, funds. One of them is your warm intro.

Jad KhattibunlockedSir: together at Media.Monks (2022–2026)
Sir: together at Media.Monks
×10Sir: together at WPP

About

Martin Sorrell is founder and executive chairman of S4 Capital plc, a digital advertising and marketing services company operating across 33 countries. He previously spent 33 years as founder and CEO of WPP, which he grew from a £1 million shell company in 1985 into a global advertising services group with a market capitalization exceeding £16 billion and 200,000 employees. Sorrell co-founded S4S Ventures in 2022, a venture capital firm investing in early-stage technology companies in the marketing and media sectors.

Experience

  1. S4S VenturesCo-Foundercurrent2022 — present
  2. Media.MonksSenior Monkcurrent2018 — presentThe Randstad, Netherlands
  3. S4 Capital GroupExecutive Chairmancurrent2018 — presentLondon Area, United Kingdom
  4. WPPChief Executive1985 — 2018

Colleagues at S4S Ventures

Frequently asked questions

Who is Sir Martin Sorrell?
Martin Sorrell is founder and executive chairman of S4 Capital plc, a digital advertising and marketing services company operating across 33 countries. He previously spent 33 years as founder and CEO of WPP, which he grew from a £1 million shell company in 1985 into a global advertising services group with a market capitalization exceeding £16 billion and 200,000 employees. Sorrell co-founded S4S Ventures in 2022, a venture capital firm investing in early-stage technology companies in the marketing and media sectors.
Where does Sir Martin Sorrell work?
Sir Martin Sorrell is Co-Founder, Partner at S4S Ventures.
What check size does Sir Martin Sorrell write?
Sir Martin Sorrell typically writes checks of $100K – $5M.
Where did Sir Martin Sorrell go to school?
Sir Martin Sorrell studied at Harvard Business School; University of Cambridge.

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Shared employers