This article is for startup founders in Ireland who are negotiating their first investment term sheet and need to understand what they're actually agreeing to.
If you're wondering which terms are binding immediately, how vesting schedules work, what liquidation preferences mean, or which investor demands you should push back on, this guide breaks down every major provision from option pools to board composition to protective provisions.
Key Takeaways
• Exclusivity and confidentiality clauses are immediately binding upon signing, while economic terms only bind when definitive agreements are signed weeks later.
• Negotiate partial vesting credit if you've worked on the company before investment, reducing the standard four-year vesting period proportionally.
• Insist on 1x non-participating liquidation preferences and reject participating or multiple preferences that let investors get paid twice.
• Push back on pre-money option pools exceeding 12-18 months of realistic hiring needs, as each percentage point directly dilutes your ownership.
• Ensure the independent board director requires mutual approval, as this person breaks deadlocks between founders and investors on critical decisions.
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What Makes a Term Sheet Binding or Non-Binding?
Most term sheet provisions are non-binding expressions of intent rather than enforceable contracts, but specific sections create immediate legal obligations that you cannot ignore without consequences.
The exclusivity period typically runs 30-90 days and prevents you from negotiating with other investors during due diligence.
Confidentiality provisions restrict what you can disclose about the terms and negotiations.
These binding provisions take effect immediately upon signing the term sheet, while economic and governance terms only become binding when you sign the definitive investment agreements weeks later.
This distinction matters because you're committing to exclusivity before conducting full legal due diligence on the investor.
Why Do Vesting Schedules Matter?
Vesting schedules determine when shareholders truly own their shares rather than just holding them subject to forfeiture conditions.
Standard vesting runs over four years with a one-year cliff, meaning you must stay with the company for 12 months to earn any shares, then you earn the remaining shares monthly over the next three years.
Typical vesting structure:
Investors require founder vesting to prevent situations where a founder leaves early but retains significant ownership while contributing nothing further to the business.
If you've already been working on the company for two years before raising investment, you should negotiate partial credit for time served by reducing the vesting period or granting immediate vesting for a portion of your shares.
Single Trigger vs Double Trigger Acceleration
Acceleration provisions determine what happens to unvested shares if the company gets acquired.
Single trigger acceleration means all unvested shares vest immediately upon acquisition, which sounds founder-friendly but can actually kill acquisition deals because acquirers don't want founders to receive all their equity upfront.
Double trigger requires both an acquisition and a termination without cause before acceleration kicks in, which most acquirers prefer because it ensures founders remain incentivised to stay and help with the integration.
Most Irish term sheets now include double trigger acceleration as the market standard that balances founder protection with acquisition feasibility.
How Does the Option Pool Affect Your Ownership?
The employee option pool represents shares reserved for hiring key employees, and whether it's created before or after the investment dramatically impacts founder dilution.
If the term sheet specifies a 15% option pool on a "pre-money basis," that pool comes entirely from founder shares before calculating the investor's percentage, which means founders bear the full dilution cost of creating it.
Post-money option pools share the dilution between founders and investors proportionally, which feels fairer but investors then typically demand higher ownership percentages to compensate.
Push back on option pools exceeding realistic hiring needs over the next 12-18 months, as every percentage point in the pool costs you real ownership that you might never actually use for employees.
What Are Liquidation Preferences and Why Do They Matter?
Liquidation preferences determine the order and amount investors receive before other shareholders get anything when the company exits through acquisition or liquidation.
A 1x non-participating liquidation preference means investors receive their investment amount back first, then remaining proceeds distribute to everyone based on ownership percentages, which represents the market standard that balances investor protection with founder upside.
Participating preferences allow investors to receive their preference amount plus their pro-rata share of remaining proceeds, which means they effectively get paid twice and should be strongly resisted except in rescue financing situations.
Multiple liquidation preferences (2x or 3x) mean investors receive two or three times their investment before anyone else gets paid, which dramatically reduces founder returns in modest exits and should similarly be resisted.
How Does Board Composition Affect Control?
Board seats provide more practical control than voting percentages because the board makes operational decisions while shareholder votes typically only matter for major corporate actions.
Typical seed-stage board structures include one founder seat, one investor seat, and one independent seat agreed upon by both parties, creating a balanced governance structure that prevents either side from unilateral control.
Series A investors often request two board seats if they're leading a large round, which creates a five-person board with two founders, two investors, and one independent, maintaining some balance while giving investors significant influence.
Key board considerations:
The independent director selection process matters enormously because that person breaks deadlocks between founders and investors, so negotiate clear criteria and mutual approval rights rather than allowing either side unilateral appointment power.
What Protective Provisions Should You Expect?
Protective provisions give investors veto rights over specific major decisions regardless of their ownership percentage, functioning as a safety mechanism to prevent founders from taking actions that could harm investor interests.
Standard protective provisions cover genuinely major decisions that any reasonable investor should have input on, while excessive provisions extend to operational matters that should remain under founder control.
Standard protective provisions include:
Excessive protective provisions that you should push back on include requirements for investor approval of budgets, hiring decisions, individual expenses above certain thresholds, or opening new office locations.
These operational matters belong under board oversight rather than requiring specific investor approval, and agreeing to them creates administrative burden that slows decision-making.
What Other Terms Appear in Investment Term Sheets?
Beyond the major provisions, term sheets contain numerous smaller terms that collectively affect your relationship with investors and future fundraising flexibility.
Pro-Rata Rights
Pro-rata rights allow investors to invest additional capital in future rounds to maintain their ownership percentage, which sounds reasonable but can complicate later fundraising if too many early investors exercise these rights.
The new lead investor in your Series A wants sufficient ownership to justify leading the round, but if all your seed investors exercise pro-rata rights, less room remains for the new lead, potentially killing the deal or requiring a larger round than optimal.
Drag-Along Rights
Drag-along provisions allow majority shareholders to force minority shareholders to sell their shares in an acquisition, preventing small shareholders from blocking deals that benefit the broader shareholder base.
These provisions protect against situations where a small shareholder demands disproportionate consideration or refuses to sell out of spite, which could derail an otherwise beneficial acquisition.
Anti-Dilution Provisions
Anti-dilution provisions protect investors if you raise future funding at lower valuations than they paid, with broad-based weighted average being the market standard that provides reasonable protection without excessive founder punishment.
Full ratchet anti-dilution should be resisted except in distressed situations because it transfers enormous value from founders to investors during down rounds.
Information Rights
Information rights determine what financial and operational information you must provide to investors and how frequently, with standard provisions requiring quarterly unaudited financials and annual audited statements.
Excessive information rights requesting weekly updates, detailed budget variance reports, or customer lists create administrative burden without meaningful benefit to investors.

Laura Ryan is a practising Barrister at the Bar of Ireland. She graduated from the Honourable Society of King’s Inns in 2024, having previously qualified and practised as a Chartered Accountant in a big four accounting firm.













