StiltaOur Mission

About Us

Stilta co-founders Tobias Estreen, Petrus Werner, Oskar Block, and Oscar Adamsson seated together in a bright living room.
StiltaOur Mission

Protect the ideas that move the world forward.

In a world where products and software are replicated overnight, intellectual property is the last durable moat. Every breakthrough in AI, biotech, clean energy, and autonomous systems depends on patent protection to survive.

But the system meant to protect them hasn't kept up. Stilta exists to fix that, for the practitioners doing the work and the innovators depending on the outcome.

AnnouncementFunding announcement · May 19, 2026

Stilta raised $10.5M to redefine patent work.

Read the announcement
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Round led by Andreessen Horowitz. Stilta is also backed by Microsoft, Y Combinator, and the founders and operators of tens of unicorns.

  • Tandem Health
  • OpenAI
  • Lovable
  • Voi
  • Silo AI
  • Y Combinator
  • Microsoft
  • Listen Labs
  • Legora
  • Andreessen Horowitz
  • Guardsquare
  • NVIDIA
StiltaTeam

Built by engineers passionate about innovation.

Portrait of Oskar Block

Oskar Block

Co-founder & CEO

Ex-McKinsey, Goldman Sachs. Built software and companies since high school.

Portrait of Petrus Werner

Petrus Werner

Co-founder & CTO

Ex-QuantumBlack, AWS. Five years shipping production AI.

Portrait of Tobias Estreen

Tobias Estreen

Co-founder & Chief Architect

Ex-QuantumBlack, Netlight. Raised in a patent attorney family.

Portrait of Oscar Adamsson

Oscar Adamsson

Co-founder & CPO

Ex-McKinsey. Helped shape Sweden's 2040 innovation strategy.

StiltaOur Values

How we work.

Genuine care

We care deeply about the work, each other, and the attorneys who rely on our software. That's why we hold ourselves to high standards. Care without standards lets people down.

Relentlessly resourceful

There's no map for what we're building. We tackle hard problems others avoid, do work beyond the job description, and keep pushing until it works. The right people here genuinely care.

Trust over control

No micromanagement or permission culture. We hire people we trust and give them real ownership from day one. That means speaking up when you disagree and taking responsibility for better outcomes.

Bring a patent matter. Leave with a defensible answer.

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