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22 Oct 2026 · 5 min

The personal guarantee you signed and forgot

It was two pages at the back of a facility agreement, and nobody read it out. What it covers, why resigning does not end it, and the three things that can realistically be negotiated.

Problems, in order · Part of Outsourced General Counsel

By Sam Ansloos · Managing Partner
A close-up overhead view of a printed document showing a blank horizontal signature line with the word "Signature" beneath it, positioned in the lower right portion of the frame. A silver and black ba
In short

A director’s personal guarantee makes you personally liable for a company debt if the company does not pay. Most are drafted to cover all present and future borrowing, and they do not end when you resign. Dinmore Bell establishes what a guarantee actually secures before anybody negotiates the sum demanded.

Nobody signs a personal guarantee at a moment of calm reflection. It arrives at the end of a facility, a lease or a supplier account, usually on the day the money is needed, and it is presented as a formality.

It is not a formality. It is the document that converts a company debt into your debt, and the only one in the pile that reaches past the company and into your own assets.

What am I actually liable for?

Whatever the guarantee says, which is usually more than the facility you signed it for. Most bank and supplier guarantees are drafted on an "all monies" basis: they secure everything the company owes that lender now or in the future, not just the loan in front of you.

Three phrases decide almost everything.

"All monies now or hereafter owing." This is the one that surprises people. You signed for a GBP 150,000 overdraft in 2022; the company later took invoice finance and an asset loan from the same lender, and the guarantee reaches all of it. Nobody asked you to sign again, because nobody needed to.

"As principal debtor and not merely as surety." This removes the protections a guarantor would otherwise have. It means the lender does not have to pursue the company first, exhaust its security, or tell you anything before demanding payment from you.

"Indemnity." A guarantee is secondary: if the company’s debt is unenforceable, so is the guarantee. An indemnity is a primary obligation that stands on its own. Most modern documents contain both, deliberately, so that a defect in the underlying debt does not release you.

A guarantee does at least have to be in writing. Section 4 of the Statute of Frauds 1677 has survived three and a half centuries and almost total repeal of the rest of the Act, and it still decides whether a promise to answer for another’s debt can be sued on at all:

Noe Action shall be brought ... whereby to charge the Defendant upon any speciall promise to answere for the debt default or miscarriages of another person ... unlesse the Agreement upon which such Action shall be brought or some Memorandum or Note thereof shall be in Writeing and signed by the partie to be charged therewith or some other person thereunto by him lawfully authorized.

Statute of Frauds 1677, s 4

In practice this rarely saves anybody, because lenders use written documents. It matters at the edges: an oral assurance, a guarantee signed by one director purportedly for another, an email trail that was never turned into a deed.

Does the guarantee end when I leave the company?

No. Resigning as a director, selling your shares and handing over the keys do none of them release a guarantee. It ends when the lender releases you in writing, or when the liability it secures is discharged. Nothing else does it.

This is the single most common and most expensive misunderstanding. A director’s statutory duties end on resignation. A contractual guarantee is not a duty of office; it is a separate contract between you and the lender, and the lender was not a party to your departure.

On a share sale, the buyer will often agree to procure your release. "Agree to procure" is not the same as obtaining it. If the lender declines, you remain on the hook for a business you no longer control, secured by an all-monies clause that now covers borrowing you know nothing about. The only reliable positions are a written release at completion, or a deed of indemnity from the buyer that is worth something.

What about my co-directors?

If the guarantee is joint and several, the lender can pursue any one of you for the whole amount. It does not have to split the claim, and it will usually go after whoever looks most able to pay.

You then have a right of contribution against the others, which is a claim you have to bring yourself, against people who may by then have nothing. The practical consequence is that the wealthiest co-director carries the group’s exposure.

A contribution agreement between the guarantors, signed at the same time as the guarantee, fixes this cheaply. Almost nobody signs one.

The landlord’s guarantee is a different animal

Commercial landlords take guarantees too, and they behave differently from a bank’s.

A lease guarantee is usually tied to the term rather than to a sum. It can run for the full remaining term, including rent, service charge, dilapidations and the cost of reinstatement. It does not necessarily stop on assignment: where the lease is granted after 1995, an outgoing tenant can be required to give an authorised guarantee agreement covering the immediate assignee, and the original guarantor’s position depends closely on how the documents were drafted.

The exposure on a 10-year lease of a mid-sized unit is frequently larger than the bank facility that everybody worried about. It is also the one people forget they gave.

What can actually be negotiated?

Three things, and they are available far more often than founders assume, because the person asking you to sign is following a template rather than defending a position.

A cap. A fixed maximum, expressed as a number, rather than the whole liability. Lenders resist this less than you expect on smaller facilities.

A time limit, or a defined trigger for release. A guarantee that falls away once the company has hit an agreed covenant for four consecutive quarters, or once a stated amount of the facility is repaid.

Release on assignment or departure. In a lease, a release on a permitted assignment to a tenant of equivalent covenant strength. On a facility, an automatic release on a change of control where the incoming owner gives an equivalent guarantee.

The moment to ask is before signature, when the lender wants the deal done. After a demand, you are negotiating quantum rather than terms, and the room is much smaller.

Where a specialist is needed

Where proceedings are issued on a guarantee, or where a bankruptcy petition follows a judgment, Dinmore Bell instructs and controls litigators rather than conducting the litigation itself. Where the matrimonial or estate position is engaged, that goes to the right specialist too.

What Dinmore Bell owns is everything before that point: reading the instrument, establishing what it secures and against whom, checking whether the sum demanded is actually covered, and running the correspondence and the settlement. Most guarantee claims are resolved on the strength of the first reply, which is why the work sits in directors’ personal guarantee disputes rather than in a courtroom, and why it belongs to a retained outsourced General Counsel who already knows what the business has signed.

The short version

Find the guarantees. There is usually more than one, and the one nobody remembers is usually the lease. Read what they secure, who else is on them, and what would release you. Then decide whether you would sign them again today.

That is a two-hour exercise on a quiet afternoon. It is a very different exercise after a demand letter.

Common questions

Does resigning as a director end my personal guarantee?
No. A guarantee is a separate contract with the lender and ends only when the lender releases you in writing or the secured liability is discharged. Resignation, a share sale and a handover of control do not release it on their own.
What does an "all monies" guarantee cover?
Everything the company owes that lender, now and in the future, not only the facility you signed it alongside. Later borrowing from the same lender is usually caught without anybody asking you to sign again.
Can a personal guarantee be capped?
Yes, and it is negotiated far less often than it could be. A fixed maximum figure, a time limit, or a release triggered by an agreed covenant are all routinely accepted on smaller facilities if raised before signature.
If two of us signed, can the lender pursue only one?
If the guarantee is joint and several, yes, and it will usually pursue whoever looks most able to pay. You then have to bring your own contribution claim against your co-guarantors, which is a separate fight.
Is a guarantee valid if I did not take legal advice before signing?
Usually yes. Lack of advice is not by itself a defence for a company director, though it can matter alongside misrepresentation or undue influence, particularly where a spouse or non-executive was asked to sign.

Sources

  1. 01Section 4 of the Statute of Frauds 1677 legislation.gov.uk
  2. 02A director’s statutory duties gov.uk
Dinmore Bell is an outsourced General Counsel function for founder-led businesses. Nothing here is legal advice.
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