Your SaaS Co-founder Is Not the Risk
Most SaaS companies do not start with a legal department. They start with two or three people, a product idea, a few late-night calls, and a shared belief that the details can wait.
Most SaaS companies do not start with a legal department. They start with two or three people, a product idea, a few late-night calls, and a shared belief that the details can wait.
I know that this informality feels efficient - until the first serious disagreement: one founder goes part-time, another wants to raise money, a third believes the original code is still personally owned, or everyone remembers the equity conversation differently.
A founders’ agreement does not eliminate conflict. It does something more useful: it makes the difficult decisions visible while the team still trusts each other enough to decide them calmly.
If the founding team has agreed only on the equity split, it has not agreed on enough.
What is a founders’ agreement?
A founders’ agreement is a written framework for how the founders will build, own, govern, finance, and - if necessary - leave the company. Depending on the legal structure and jurisdiction, parts of it may also appear in incorporation documents, bylaws, a shareholders’ agreement, stock purchase agreements, employment or service agreements, and IP assignment documents.
The label matters less than the coverage. The real question is whether the company’s legal documents collectively answer the questions that can otherwise destroy trust, block decisions, weaken ownership of the product, or complicate due diligence.
Why SaaS founders need it earlier than they think
SaaS businesses concentrate value in intangible assets: source code, architecture, domain names, product designs, customer data, integrations, documentation, trademarks, datasets, models, and know-how. If the company cannot show that it owns or properly licenses those assets, the issue can surface during fundraising, enterprise procurement, or acquisition.
SaaS also creates a long tail of decisions: pricing, security, infrastructure commitments, customer contracts, fundraising, hiring, option pools, and product direction. Without defined authority and escalation rules, a routine disagreement can become a company-wide deadlock.
The agreement therefore protects more than the founders. It protects employees from competing instructions, investors from unclear governance, customers from operational instability, and the company from losing its core IP when a relationship changes.
The ten conversations every founders’ agreement should capture
1. Roles, accountability, and time commitment
Titles are not enough. Define each founder’s function, decision area, expected availability, full-time start date, measurable responsibilities, and reporting cadence. State what requires consultation and what each founder may decide alone. A clear role map prevents duplicated work, invisible gaps, and the assumption that every decision requires unanimous consent.
2. Equity, vesting, and the logic behind the split
Record the fully diluted ownership, the number or class of shares or interests, what each founder contributes, and whether an employee option pool is contemplated. Explain the commercial logic behind the split. Founder vesting is commonly used so ownership is earned over time; a four-year schedule with a one-year cliff is a frequent startup pattern, but it is not a universal legal rule and must be implemented correctly for the entity and jurisdiction.
3. Cash, salaries, expenses, and future funding
Specify initial cash contributions, founder loans, reimbursable expenses, salary expectations, and who can commit the company to spending. Decide what happens if one founder cannot fund an agreed contribution and whether future funding changes ownership or is treated as debt.
4. Intellectual property, code, data, and accounts
List what each founder created before the company and decide whether it is assigned, licensed, or expressly excluded. Cover future work product, repositories, cloud accounts, domains, social handles, product designs, customer lists, datasets, documentation, open-source components, and contractor work. The company should have a complete, provable chain of title or license to what it needs.
5. Governance and reserved matters
Separate daily operating authority from high-impact decisions. Reserved matters may include issuing equity, borrowing above a threshold, changing the business model, approving budgets, hiring or removing executives, selling material IP, entering related-party deals, changing banking authority, or selling the company. Set voting thresholds deliberately; using unanimity for everything is an invitation to paralysis.
6. Deadlock prevention and resolution
A 50/50 split without a deadlock process is especially fragile. Use an escalation sequence: written issue statement, structured founder meeting, independent adviser or board input, mediation, and only then a carefully designed buy-sell or other exit mechanism. Avoid importing a dramatic ‘shotgun’ clause without understanding financing inequality and local enforceability.
7. Departures, vesting consequences, and handover
Define resignation, removal, death, disability, misconduct, and prolonged non-performance. State what happens to unvested equity, how vested equity may be transferred, whether the company or other shareholders have purchase rights, and what handover is required. Labels such as ‘good leaver’ and ‘bad leaver’ can have major legal and tax consequences; use them only with jurisdiction-specific advice.
8. Transfers, fundraising, dilution, and sale rights
Cover restrictions on transfers, rights of first refusal, pre-emption rights, tag-along and drag-along mechanics where appropriate, option-pool treatment, and the approval required for financing. Every founder should understand that an initial percentage can be diluted and that control and economic ownership are related but not identical.
9. Confidentiality, security, conflicts, and outside work
Define confidential information, permitted disclosure, return or deletion obligations, security responsibilities, conflicts of interest, related-party transactions, and outside activities. Non-compete and non-solicit restrictions are highly jurisdiction-specific; overbroad language may be unenforceable, so they should never be copied blindly.
10. Governing law, disputes, documents, and review
Choose governing law, courts or arbitration, notices, amendment rules, and the relationship with the company’s constitutional documents and later shareholder agreements. Build a review trigger: financing, a new founder, a major pivot, incorporation in another jurisdiction, material IP acquisition, or at least an annual governance check.
What goes wrong when founders skip it?
A founder leaves early but keeps a large, fully vested stake while the remaining team does the work. A founder claims ownership of code, a domain, a model, a design system, or a customer list that the company assumed it owned. The company cannot close an investment or acquisition until missing assignments, approvals, or share records are repaired. Two founders with equal votes cannot agree on hiring, fundraising, spending, or a sale, and no one has authority to move forward. Personal expenses, founder loans, and salaries are remembered differently because no approval or recordkeeping process existed. A founder joins a competing project or approaches customers and employees, exposing gaps in confidentiality and conflict rules.
The wrong way to use a template
Downloading a document, filling in names and percentages, and signing it without legal review can create false confidence. Corporate, employment, tax, securities, IP, data, and restrictive-covenant rules vary by country, state, entity type, and founder status. Some provisions also require separate corporate approvals or separate agreements to be effective.
Use a template as a structured negotiation tool. Complete the commercial schedules first. Mark every unresolved decision. Then ask local counsel to align the agreement with the incorporation documents, cap table, equity issuances, employment or service terms, tax treatment, and IP chain of title.
A practical signing process
Hold a founder session with no drafting. Discuss roles, commitment, equity logic, vesting, cash, authority, departures, and the outcome each founder considers fair. Complete the schedules: company details, cap table, vesting, contributions, role map, reserved matters, background IP, and third-party or open-source assets. Reconcile the template with actual corporate documents and equity records. The same ownership and approval mechanics must not contradict each other. Have qualified counsel in the incorporation jurisdiction review the document and prepare any separate share, option, employment, IP, tax, or board documents required. Sign, store, and operationalize it. Update banking permissions, repository ownership, password management, board approvals, cap-table records, and document access. Review after a funding round, a new founder, a major pivot, a founder status change, or a material IP transaction.
The real purpose
A founders’ agreement is not a prediction that the relationship will fail. It is evidence that the founders are willing to protect the company from ambiguity - including ambiguity created by their own future selves.
The best time to negotiate it is when everyone is optimistic, cooperative, and able to walk away. The second-best time is before the next irreversible decision.
Trust is essential. Clear agreements are how founders make that trust durable.