Resource Library

Knowledge for operators
and long-term investors.

We're building a curated library of frameworks, case studies, and tools for people who think in decades - not deal cycles.

The Fillmore Resource Library is currently available to portfolio companies and existing LPs. If you'd like access, reach out to us directly.

What's Inside

Deal Frameworks

How we evaluate businesses, operators, and structures

Operational Tools

Templates and frameworks for portfolio companies

Reading List

Books, essays, and research we recommend to every operator

LP Resources

Materials on permanent capital and our investment thesis

Case Studies

Lessons from 80+ investments in the ETA ecosystem

Operator Insights

Perspectives from portfolio company leaders