Selling Your Company When a Co-Shareholder Won't Agree
Short answer: in a Singapore private limited company, each shareholder decides whether to sell their own shares, so a co-shareholder who refuses can usually block a sale of 100% of the company. You may still have a way through: a drag-along clause in the shareholders' agreement, the 90% compulsory acquisition rule in section 215 of the Companies Act, a sale of the company's business with shareholder approval, or simply selling your own stake, subject to any right of first refusal.
This guide is general information based on the Companies Act on Singapore Statutes Online, the model constitution and ACRA guidance, checked on 29 October 2026. It is not legal or tax advice. Shareholders' agreements differ a lot, so have a corporate lawyer read yours before you promise a buyer anything.
Can a co-shareholder stop you selling the company?
Often, yes. Most buyers of a Pte Ltd want all of the shares, because owning 100% means no minority partner to consult after completion. Shares belong to the individual shareholders, not to the majority, so if one co-founder holds 30% and will not sign, you can only sell your own 70%. Many buyers will not take that deal, or will pay less for it.
Our guide to selling a private limited company in Singapore explains the normal share sale process. This article covers what to do when the other shareholders are not on board.
What do the constitution and shareholders' agreement say about transfers?
Start with the documents. Section 18 of the Companies Act says a private company's constitution must restrict the right to transfer its shares. The model constitution for private companies lets directors decline to lodge a share transfer if the shares are not fully paid, if they do not approve of the transferee, or if the company has a lien on the shares. ACRA's guide to filing a transfer of shares also says the transfer must comply with the company's constitution.
Many companies add more restrictions, usually in a shareholders' agreement: pre-emption or right of first refusal, where you must offer your shares to the existing shareholders before an outsider; drag-along; tag-along; and sometimes a lock-up period. The Singapore Academy of Law overview of business structures notes that private company constitutions generally restrict transfers, for example by requiring directors' approval or pre-emption.
What is a drag-along clause and how does it help a majority seller?
A drag-along clause is a contract term that lets shareholders holding an agreed percentage force the rest to sell to the same buyer, usually on the same price and terms. It is the main tool a majority owner has to deliver 100% of the company. There is no drag-along right in the Companies Act itself, so it only exists if your shareholders signed one.
Clauses usually set the threshold, require equal terms for everyone, and spell out the notice process. If your clause applies, follow its steps exactly, because a minority shareholder may challenge a drag notice that skips a step. If there is no clause, you cannot generally add one now without the other shareholders agreeing.
What is a tag-along clause and why do minority shareholders ask for it?
A tag-along clause works the other way. If the majority sells, minority shareholders can join the sale and sell their shares to the buyer on the same terms. It stops a minority being left with a new controlling owner they did not choose. For a majority seller, a tag-along can make a deal bigger than planned, because the buyer may have to buy more shares if the minority tags along, so check this before you agree a price.
How does the 90% compulsory acquisition rule in section 215 work?
Section 215 of the Companies Act gives a buyer a way to acquire the last few shares. If the buyer makes an offer for all the shares (or all the shares of a class) and holders of at least 90% of those shares, not counting shares the buyer already holds, approve it within 4 months, the buyer may give notice within the following 2 months to acquire the shares of the dissenting shareholders on the same terms.
A dissenting shareholder can apply to the Court within one month of the notice, or within 14 days after receiving a list of the other dissenters, whichever is later, and the Court can order otherwise. Shares held by people connected to the buyer, such as nominees, related companies and close family, are treated as the buyer's own shares, so they do not count towards the 90%.
In practice this rule helps companies with many small holders. In a two-founder company split 70/30 or 50/50, the 90% threshold is out of reach, so it will not solve a co-founder deadlock.
Can the company sell its business instead of the shares?
Sometimes. Instead of a share sale, the company can sell its business and assets to the buyer. Section 160 of the Companies Act says directors must not dispose of the whole or substantially the whole of the company's undertaking or property unless the company approves it in general meeting. The constitution or shareholders' agreement may require a higher vote or the consent of named shareholders, so check before relying on this route.
An asset sale has different tax and transfer issues, and the sale money goes to the company, not straight to the shareholders. Our comparison of an asset sale vs share sale explains the trade-offs.
Can you sell just your own shares instead?
Yes, usually, if you follow the transfer rules. Offer your shares to the other shareholders first if there is a right of first refusal; they are often the most natural buyers. If they decline, you can look for an outside buyer for your stake, although a minority stake is often harder to sell and may attract a lower price than a full sale.
Once a buyer is agreed, the company files the transfer with ACRA. ACRA's overview of share transactions says a transfer must be filed within 14 days and, for private companies, only takes effect once the electronic register of members is updated. If the directors refuse to register it, section 129 of the Companies Act requires the company to send notice of the refusal within 30 days.
What if the relationship has broken down completely?
If a shareholder dispute has turned into unfair treatment, section 216 of the Companies Act lets a member apply to the Court for relief from oppression or unfair prejudice. The Court has wide powers, including ordering other members or the company to buy a member's shares. It is not a shortcut to a sale, and court cases are usually slow and costly, so most owners try to negotiate a buyout first.
How should you prepare before you approach buyers?
- Read the constitution and every shareholders' agreement, and list the transfer restrictions, drag-along and tag-along terms.
- Talk to your co-shareholders early. A fair business valuation often settles more disputes than lawyers do.
- Decide what you are selling: 100% of the shares, only your stake, or the company's business.
- Agree the deal terms in writing, including warranties and indemnities and any earn-out or deferred payment.
- Follow the wider steps in our guide to selling a business in Singapore. If a shareholder has died, see selling a business after the owner dies.
Frequently asked questions
Can a minority shareholder stop the sale of a Singapore company?
They can stop a sale of 100% of the shares, because each shareholder decides whether to sell their own shares. Without a drag-along clause, a buyer who wants the whole company generally needs every shareholder to sign, unless the 90% rule in section 215 of the Companies Act applies.
What is a drag-along clause?
A drag-along clause is a term, usually in a shareholders' agreement, that lets holders of an agreed majority require the other shareholders to sell their shares to the same buyer on the same terms. The threshold and conditions are whatever the shareholders agreed, so read your own document.
What is a tag-along clause?
A tag-along clause lets minority shareholders join a sale by the majority, so they can sell their shares to the buyer on the same terms. It protects minorities from being left behind with a new controlling owner they did not choose.
How does the 90% rule in section 215 work?
If a buyer offers to acquire all the shares and holders of at least 90% of the shares it does not already own approve within 4 months, the buyer may, within 2 months after that, give notice to buy out the dissenting shareholders on the same terms. A dissenting shareholder can apply to the Court, generally within one month of the notice.
Can I sell only my own shares without the other shareholders?
Usually yes, but the transfer must comply with the company's constitution. Many constitutions and shareholders' agreements give the other shareholders a right of first refusal, and directors may be able to decline to register a transfer to a buyer they do not approve.
Can the directors refuse to register my share transfer?
They may, if the constitution gives them that discretion. The model constitution for private companies lets directors decline where they do not approve of the transferee. A private company that refuses must send notice of the refusal to the transferor and transferee within 30 days.
Can the company sell its business instead if a shareholder objects?
Possibly. Under section 160 of the Companies Act, directors must get approval in general meeting before disposing of the whole or substantially the whole of the company's undertaking or property. A shareholder who is treated unfairly can still apply to the Court under section 216.
Ready to sell your company or your stake?
Once you know what you can sell and who needs to sign, you can talk to buyers. SG Business Mart is a business-for-sale marketplace, not a broker: you list the business, buyers contact you directly, and you agree the deal with your own advisers. Listings are a one-time fee per listing, currently Basic S$49 for 30 days, Standard S$79 for 60 days and Premium S$99 for 180 days, as shown on our pricing page. Browse the businesses for sale in Singapore to see how other owners present their companies.
When you and your co-shareholders are ready: list your company for sale on SG Business Mart.
