Built with Cofounder.

Example ventures.

A shared proof library for student founders, first-time builders, and repeat founders building at human scale with AI and agents.

Built by repeat founders

Alternative wellness

AltHealth

AltHealth lets anyone tap into the hidden alternative wellness economy by turning trusted practitioner recommendations into one-tap, fully attributed purchases.

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Classic cars

Highway One

Community-commerce for the classic cars lifestyle. Classic car sales alone are projected to top $80B globally by 2032, before adjacent commerce in products, services, events, and experiences.

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Goal-seeking AI

Outcome Machines

The enterprise decision intelligence platform that turns dashboards into Outcome Machines—systems that don’t just show data, but explain movement, recommend actions, and close the loop until your numbers move the way you need.

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New Retail

Coselling.ai

Community-powered distribution and growth for consumer brands, alongside 1-click income-streams for fans and creators.

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Built by first-time founders

AI music

The Js

An AI band you do not just listen to. You build on it, and earn from it.

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AI for M&A

Agents of Diligence

Agents of Diligence is an AI operating system that deploys a team of specialized digital experts to compress months of M&A diligence into hours while building permanent, compounding organizational knowledge for your firm.

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Built by students

Cultural archive

World of Aragonia

Aragonia is an curated cultural archive turning local creators into a city's authoritative taste graph — starting in San Mateo, replicable in every overlooked city in America.

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