S4S Ventures
Venture capitalNew York · Pre-Seed–Series B · 4 people tracked
Investment thesis
The marketing, advertising, and media industries face significant transformation driven by stricter privacy regulations, AI application to content development, and generational shifts. S4S Ventures identifies and supports early-stage companies building innovative solutions across data platforms, adtech, martech, generative AI, and creative technology that can disrupt the marketing and media ecosystem. The firm provides domain expertise, operational guidance through access to S4 Capital and Monks' 7,000-person network spanning 33 countries, and strategic partnerships with major technology and advertising companies.
Source: firm website, verified Aug 6, 2026.
Team · 4 people
from public directories
What they invest in
from 4 of 5 portfolio companiesAI & Machine Learning ×3Enterprise Software ×2Marketing Tech ×2SaaS ×2AdTech ×1Cybersecurity ×1Data & Infrastructure ×1Developer Tools ×1
HQs:United States×4
Investments · 5 tracked
founders shown can be your intro pathBy year:2022 · 12019 · 12 dated
New York, US
Michael Rothman(Executive Officer, Director)Simon Isaacs(Director)MICHAEL ROTHMAN(Executive Officer, Director)SIMON ISAACS(Director)
BoardSim Blaustein(Director)in
Board seatSanja Partalo· per SEC Form D · $5M raise · filed Mar 2019
Co-investorsBDMI
Tenovos offers an AI-enriched digital asset management and content intelligence platform that unifies content from multiple sources into a single visual layer for teams to find, govern, and activate assets.
AI & Machine LearningEnterprise SoftwareMarketing TechSaaSNew York, US
Selim M. Hakimi(Executive Officer, Director)John Shackleton(Director)D. Scott Bowen(Executive Officer, Director)inAndrea Pulcini(Director)
BoardAdriaan D. Zur Muhlen(Director)
Board seatSanja Partalo· per SEC Form D · $10M raise · filed Nov 2022
Co-investorsLevel EquityProgress VenturesBDMI
4screen operates an in-car marketing platform that connects brands and businesses with drivers by delivering real-time, location-based content directly on the car's dashboard screen.
AdTechMarketing TechMobility & Transportation
Co-investorsBosch VenturesRobert Bosch Venture CapitalBayern Kapital
Tracer is an AI-based brand protection platform that monitors digital channels, removes infringing content, and maps brand abuse networks using patented graph technology and machine vision.
AI & Machine LearningCybersecuritySaaSMiddleburg, US
Peter Hayes(Executive Officer, Director)
Co-investorsMultiplier CapitalOrigin VenturesBDMINewRoad Capital Partners, LLCProgress Ventures
Tracer is a research lab building Echo, an inference system that coordinates open-weight models behind a single OpenAI-compatible endpoint for chat, code, and agent workloads.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSan Francisco, US
Co-investorsY CombinatorBDMINewRoad Capital Partners, LLCProgress Ventures
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.
Portfolio news
latest coverage across their companiesTracer · ycombinator.com · Jul 31, 2026
4screen · munich-startup.de · Jul 24, 2025
Frequently asked questions
- What stage does S4S Ventures invest at?
- S4S Ventures invests at the Pre-Seed, Seed, Series A, Series B stages.
- What sectors does S4S Ventures focus on?
- S4S Ventures focuses on AdTech, AI & Machine Learning, Marketing Tech, Media & Entertainment.
- Where is S4S Ventures located?
- S4S Ventures is headquartered in New York, US.
- Does S4S Ventures lead rounds?
- Yes, S4S Ventures leads investment rounds.
Images
Co-investors · 4
This is a landing page for BDMI that directs visitors to 1745 Ventures for the portfolio and team, or to Bertelsmann Investments / Bertelsmann.
Norwest Venture Partners is an investment firm whose growth equity team backs private, profitable, fast-growing companies, providing capital and hands-on support through its 'invited guest' approach.
Kima Ventures operates as a "high-frequency business angel" that backs roughly 2 startups per week with standardized €150k checks, using a single-LP evergreen structure funded by French telecom billionaire Xavier Niel rather than behaving like a traditional VC fund. The fund applies a radical diversification strategy across hundreds of global investments with same-amount, same-terms deals and very fast decisions, focusing on backing founders first over traditional traction metrics.
Spintop Ventures is an early-stage venture capital firm that invests in software-based technology companies from the Nordics, helping them become sector leaders.
Firms observed investing alongside S4S Ventures, from public investor directories. Shared companies are the overlap with S4S Ventures's recorded portfolio.
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