Co-founder CEO H/F
Co-founder & CEO – Build a Company with OSS Ventures (Paris) At OSS Ventures we’re looking for a Sales Co‑Founder to join one of our future ventures.
About OSS Ventures OSS Ventures is an industrial‑focused venture platform. We build and invest in vertical companies transforming industrial operations through software and AI. Backed by >50 M€ in assets under management, OSS supports 22+ companies whose products are used daily by over 100 000+ users in 3 600+ factories.
We co‑found companies with experienced founders and support them hands‑on across:
Product
Go‑to‑market
Technology
Hiring & org design
Fundraising
OSS is neither an incubator nor a passive investor. We work side by side with founders, with a clear execution framework, direct access to an industrial customer network, and a team of operators who have already built and scaled companies.
The Role You are joining as Co‑Founder & CEO of a new company built with OSS.
Responsibilities
Defining the company’s vision and strategic direction
Leading go‑to‑market execution and securing early customers
Owning revenue, positioning and early traction
Building and leading the founding team
Setting execution standards, culture and operating cadence
Preparing and leading fundraising with OSS support
What Makes This Setup Different With OSS, founders benefit from:
Direct access to an industrial and operational network
Real customers
Fast feedback loops
Early distribution and concrete use cases
A hands‑on operating team
Product, tech, revenue, people and fundraising
Reusable execution foundations
Product and tech frameworks
Go‑to‑market playbooks
Security and scalability baselines
Founder matchmaking
OSS actively pairs complementary CEO and CTO profiles
Credibility from day one
With customers
With early‑stage investors
What Success Looks Like (9–12 months) Together, the goal is to build a company that is ready to scale, with:
5–10 paying customers
~500 k+ ARR or equivalent signed revenue
A product in production, used by real users
Clear customer satisfaction signals
A repeatable go‑to‑market motion
A team and org structure ready for growth
Founder Profile — Minimum Experience This role is designed for experienced operators who are ready to found a company.
CEO Requirements
8+ years in complex B2B environments
Saa
S, industrial or operational contexts
5+ years in leadership roles
Managing teams or business units
Exposure to revenue, customers and execution trade‑offs
Demonstrated ability to:
Drive early go‑to‑market
Make decisions under constraints
Lead through ambiguity and rapid iteration
Compensation & Commitment
Unpaid until first fundraising (typically 12–18 months)
Equity split: 75% founders, 25% OSS Ventures
Paris‑based during the 9‑month program; full commitment expected
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