Guides

# Co-founder guides: money, access and ownership

Short, practical guides for people building with a partner. Each one ends with a free tool and an AI prompt you can use.

## [Co-founder dispute and access guide](https://whoownswhat.xyz/guides/cofounder-dispute-and-access)

A co-founder took the domain, GitHub, Facebook Page or ad account. What to do first, what proves you were a founder, who owns what, and how to prevent it.

## [Remove an admin from a Facebook Page](https://whoownswhat.xyz/guides/remove-admin-from-facebook-page)

How to remove an admin from a Facebook Page, why you need a second full-control admin first, and what to do if a co-founder removed you.

## [Side project with a partner, no company](https://whoownswhat.xyz/guides/side-project-with-a-partner-no-company)

Starting a side project with a partner before you form a company? What to write down about shares, money, code and accounts so you stay friends.

## [Split SaaS costs between co-founders](https://whoownswhat.xyz/guides/split-saas-costs-between-cofounders)

A simple way to split domain, hosting and AI subscription costs between co-founders: pick a ratio, log every bill, settle monthly. With a free calculator.

## [Who owns the domain when co-founders split](https://whoownswhat.xyz/guides/who-owns-the-domain-when-cofounders-split)

The registrant controls the domain. What that means when a co-founder bought it, how to transfer a domain, and how to protect yours from day one.

Looking for calculators and checklists? See the [free tools](https://whoownswhat.xyz/tools).

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Source: https://whoownswhat.xyz/guides
Agent index: https://whoownswhat.xyz/llms.txt