Are founders' agreements and shareholders' agreements public documents in the UK?

A founders' agreement is generally private between the founders. A shareholders' agreement is also private, unlike a company's articles of association, which are filed at Companies House and are publicly available.

Is a founders' agreement legally binding in the UK?

Yes, if properly drafted with offer, acceptance, consideration, intention to create legal relations and sufficiently certain terms. However, some provisions may need to align with company law, articles of association and any later shareholder documentation.

Is a shareholders' agreement legally binding in the UK?

Yes, a shareholders' agreement is generally legally binding between its parties, but it should be consistent with the company's articles of association and UK company law to avoid conflict or unenforceable provisions.

What should a UK founders' agreement include?

A UK founders' agreement should usually cover founder roles, equity split, vesting, intellectual property assignment, confidentiality, non-compete or non-solicitation obligations where appropriate, decision-making, funding, founder departures and dispute resolution.

What should a UK shareholders' agreement include?

A UK shareholders' agreement commonly includes share transfer restrictions, pre-emption rights, reserved matters, director appointment rights, dividend policy, drag-along and tag-along rights, deadlock procedures, confidentiality and dispute resolution.

Should a founders' agreement include intellectual property ownership?

Usually yes. If founders create code, designs, branding, business plans or other assets, the agreement should make clear that relevant intellectual property is assigned or licensed to the company to avoid ownership disputes.

What is founder vesting and why does it matter?

Founder vesting means a founder earns their shares over time or subject to milestones, helping protect the business if a founder leaves early. It is common in startup founders' agreements and may also be reflected in shareholder documents.

Can a founders' agreement cover equity before a company is incorporated?

Yes. A founders' agreement can record the intended equity split before shares are issued. Once the company is incorporated, the share structure should also be reflected in company records, articles and, if appropriate, a shareholders' agreement.

When should a founders' agreement be replaced by a shareholders' agreement?

You should usually move to a shareholders' agreement once the company is incorporated, shares have been issued, additional shareholders are joining, or investors require formal shareholder rights and governance protections.

How is a shareholders' agreement different from articles of association?

The articles of association are a company's constitutional rules and are filed publicly at Companies House. A shareholders' agreement is a private contract between shareholders that can add detailed commercial rights and obligations.

Do I need a new agreement if investors join the company?

Potentially yes. Investment often changes voting rights, share classes, transfer rules, consent matters and exit provisions. Existing founder or shareholder agreements should be reviewed before issuing shares to investors.

Which agreement should I choose if shares have not been issued yet?

If no shares have been issued, a founders' agreement is usually more appropriate. It can set out proposed ownership, contributions and obligations before the legal share structure is created.

Which agreement should I choose if shares have already been issued?

If shares have already been issued in a UK company, a shareholders' agreement is usually the more suitable document because it directly governs the rights and obligations of shareholders.

Does a founders' agreement automatically become a shareholders' agreement?

Not automatically. A founders' agreement should be converted into, replaced by, or aligned with a shareholders' agreement and company articles once the company is incorporated and the share structure is finalised.

How can I generate a UK founders' agreement after using the decision tree?

You can use the decision tree to choose the most relevant document, then follow the link to generate a UK founders' agreement or related legal document using the main document generation page.

EN-GB>Corporate>Founders' Agreement>United Kingdom Founders Agreement Decision Tree

United Kingdom Founders' Agreement Or Shareholders' Agreement Decision Tree

Created: 11 Jun 2026

This flowchart helps United Kingdom founders decide whether a founders' agreement or shareholders' agreement is the better fit for their business stage, ownership structure, and key risks. For more guidance, visit AI Generated British Shareholders Agreement.

Founders' Agreement Decision Tool

17%

Is there a UK company limited by shares?

Yes, a UK company exists or will be formed now

No, we are pre-incorporation or informal

No, it is not a company limited by shares

Decide whether the venture is, or will be, a UK private company limited by shares. A shareholders' agreement only works where people hold shares in a company. If you are still just exploring an idea, a founders' agreement may be more suitable until incorporation.

Further Reading: Companies House: Incorporation and Names, Companies Act 2006

Disclaimer:

I understand and accept that the flowchart, questionnaire, decision tree, and any results, guidance, classifications, or recommendations provided by Docaro are generated automatically for general informational purposes only and do not constitute legal advice, legal representation, or any other professional advice. No solicitor-client, attorney-client, or other professional advisory relationship is created through use of this service. I acknowledge that the tool operates using simplified rules and assumptions and may not take into account all facts, circumstances, exceptions, legal requirements, or jurisdiction-specific considerations relevant to my situation. The results may be incomplete, inaccurate, outdated, or unsuitable for my particular circumstances. I agree that any outcome or recommendation provided by the tool is indicative only and should not be relied upon as a substitute for independent legal advice. I am solely responsible for verifying the accuracy and suitability of any information provided and for obtaining advice from a qualified legal professional where appropriate. To the fullest extent permitted by applicable law, Docaro disclaims all warranties and liability arising from the use of, or reliance upon, any information, outcome, recommendation, or guidance provided by this service.

Why Is The Right UK Founders' Agreement Important?

Choosing between a founders' agreement, a shareholders' agreement and updated articles of association matters because each document does a different job under UK company practice.

What Can Go Wrong If Founders Use The Wrong Document?

Ownership disputes: unclear share, IP or contribution terms can cause arguments when the business gains value.
Leaver problems: without vesting or leaver rules, a founder may keep a large shareholding after leaving early.
Investor issues: investors may expect proper shareholder protections before funding a UK company.
Public versus private terms: articles are filed at Companies House, while a shareholders' agreement is usually private.
Decision deadlock: equal founders can become stuck unless the agreement includes a workable deadlock process.

When Should UK Founders Use A Shareholders' Agreement?

UK founders should usually consider a shareholders' agreement once two or more people hold shares in a private company limited by shares. It can sit alongside the company's articles and deal with private commercial matters such as share transfers, reserved matters, confidentiality, restrictive covenants and exit rights.

When Is A Founders' Agreement Better?

A founders' agreement is often better before incorporation or before the share structure is settled. It can record the founders' intentions, protect confidential information, assign or license intellectual property, and set expectations before a formal UK company structure is in place.

Where Can Founders Check Official UK Information?

Founders can review official guidance from GOV.UK on setting up a limited company, Companies House model articles and the UK Intellectual Property Office. These resources help founders understand the company, share and IP context before preparing documents.

$United Kingdom Founders\' Agreement or Shareholders\' Agreement Decision Tree$

This flowchart provides a simplified overview of legal concepts and should not be relied upon as legal advice. Always consider the specific facts of your situation and seek professional advice where appropriate.

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FAQs

What is the difference between a founders' agreement and a shareholders' agreement in the UK?

A founders' agreement is typically used before or around incorporation to set out founder roles, equity expectations, IP ownership, vesting, decision-making and what happens if a founder leaves. A shareholders' agreement is used once shares have been issued in a UK company to regulate shareholder rights, transfers, voting, exits and disputes.

When should I use a founders' agreement?

When should I use a shareholders' agreement?

Do UK startups need both a founders' agreement and a shareholders' agreement?

How does the founders' agreement or shareholders' agreement decision tree work?

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