What Is a Shareholders Agreement?

Tommy Chen
3 May 2026

Shareholder disputes in startups and technology companies present unique challenges. The stakes are high — often involving equity built over years — but the legal structures are frequently informal, the documentation incomplete, and the relationships highly personal. If you own shares in a company alongside other people, a Shareholders Agreement is one of the most important documents your company can have. Yet many business owners operate for years without one — often until a dispute arises and they wish they had put one in place. This article explains what a Shareholders Agreement is, what it should cover, and why every multi-shareholder company needs one.

What Is a Shareholders Agreement?

A Shareholders Agreement is a contract between the shareholders of a company that governs their relationship with each other and with the company. It sits alongside the company’s constitution and, in the event of any inconsistency, the agreement will typically prevail between the shareholders. Unlike the company’s constitution — which is a public document lodged with ASIC — a Shareholders Agreement is private and does not need to be registered.

What Should a Shareholders Agreement Cover?

  • Governance — who sits on the board, how decisions are made, what matters require shareholder approval
  • Share transfers — pre-emptive rights, drag-along and tag-along rights, restrictions on transfer
  • Exit mechanisms — buy-sell clauses, compulsory transfer provisions, exit triggers
  • Dividend policy — agreed payout ratios, restrictions on alternative value extraction
  • Dispute resolution — escalation procedures, mediation requirements, expert determination
  • Non-compete and confidentiality obligations on departing shareholders
  • Provisions for the death, incapacity or insolvency of a shareholder
  • New shareholder admission — consent requirements, pricing, dilution protections

What Happens Without One?

Without a Shareholders Agreement, your company’s internal governance is governed by the replaceable rules in the Corporations Act and the company’s constitution. These default rules were not designed with your specific business in mind. They provide limited protection for minority shareholders and offer no dispute resolution mechanism tailored to the relationship. In the event of a dispute, shareholders are left to argue about what was agreed and negotiate exit terms from scratch.

When Should You Get One?

The best time is before a dispute arises — ideally when the company is incorporated or when shares are first issued to multiple owners. The second best time is now. EAGLEGATE drafts, reviews and advises on Shareholders Agreements for companies across Brisbane and Queensland. Contact our team for commercially focused legal advice.