



If you are owed money on a construction project, the single most effective thing you do today is instruct a specialist construction debt recovery firm or, at minimum, begin pre-legal steps before the debt ages further.
Three actions to take right now:
Read the sections below for the full evidence checklist, fee models, and how to handle retentions and insolvent debtors.
Generalist debt collectors know how to chase a late invoice. Specialists know what a JCT contract says about payment notices, why a retention bond has a notice window, and how to value work in progress when a contractor walks off site. That sector knowledge changes the outcome.
A specialist firm typically handles:
Consider three common scenarios. A main contractor with a disputed final account needs someone who can value the works independently and run an adjudication. A subcontractor chasing a withheld retention needs a firm that understands defects liability periods and bond wording. A materials supplier with a string of recovering unpaid invoices across multiple sites needs systematic credit control and escalation, not a single demand letter. Each scenario calls for a different service mix, and a generalist agency rarely has all three.

Internal credit control works well for straightforward, undisputed debts from solvent debtors. Outside those conditions, the cost of delay usually exceeds the cost of specialist instruction.
Use this checklist to decide:
Early specialist engagement often leads to tactical decisions about completing contracts or pursuing bond claims that maximise net recovery. Waiting until a debt is 120 days old and the debtor is in financial difficulty narrows your options considerably.
Pro Tip: Get specialist advice before you decide whether to complete outstanding works. Completing a contract can sometimes waive your right to claim damages for delay; a specialist can tell you which path preserves more value.
The recovery timeline is best understood in three phases, each with different tools and escalation choices.

| Phase | Days | Actions | Escalation options |
|---|---|---|---|
| Pre-legal | 0–30 | Payment reminders, formal demand letter, account review | Internal credit control, specialist instruction |
| Dispute resolution | 31–90 | Negotiation, mediation, adjudication (Construction Act) | Adjudicator appointment, mediation referral |
| Legal and enforcement | 90+ | Court proceedings, CCJ, statutory demand, enforcement | Winding-up petition, High Court enforcement, insolvency |
Stage detail:
Pro Tip: Keep a contemporaneous communication log from day one: date, time, who you spoke to, what was said, and any payment promise made. This record is often the most persuasive document in an adjudication or court hearing.
Fee models vary, and the right one depends on debt value, age, and dispute complexity.
Three illustrative scenarios:
Under the Late Payment of Commercial Debts (Interest) Act 1998, you can claim statutory interest and a fixed compensation sum on top of the principal debt, which partially offsets recovery costs.
Retentions sit in a different legal and contractual space from ordinary unpaid invoices. The money is contractually withheld, not simply unpaid, and releasing it depends on satisfying specific trigger conditions.
Key differences:
The recovery sequence for retentions runs: contractual release notice → negotiation → adjudication → bond claim → legal enforcement. Adjudication under the Construction Act is particularly effective here because it is fast and the determination is immediately enforceable pending any final resolution.
Changing construction finance rates have squeezed employer cashflow, making employers more reluctant to release retentions on time. That makes the procedural steps more important, not less.

Pro Tip: Check the contract for notice windows and bond wording on the day you are instructed. Failure to comply with notice conditions can render a later recovery attempt unenforceable, regardless of the merits of the underlying claim.
Insolvency changes the rules. You are no longer negotiating with a debtor; you are dealing with an officeholder whose primary duty is to all creditors collectively.
Practical steps when a counterparty enters administration or liquidation:
Realistic expectations matter here. Unsecured creditors in a construction insolvency typically recover a fraction of the debt, if anything. Secured creditors and preferential creditors are paid first. Early engagement with the insolvency practitioner and a clear proof of debt are the two actions most likely to improve your outcome.
A well-evidenced case moves faster and recovers more. Gather these before instructing anyone.
Core documents:
Evidence organisation table:
| Document type | Why it matters | Storage tip |
|---|---|---|
| Signed contract | Establishes payment terms and notice obligations | PDF, version-controlled, named with date |
| Payment notices | Proves what was applied for and when | Folder by application number |
| Correspondence | Shows payment promises and dispute history | Chronological log with date and sender |
| Site diaries | Contemporaneous record of works and events | Daily entries, signed by site manager |
| Photographs | Visual proof of completed works | Named by date and location |
Pro Tip: Maintain a communication log recording the date, time, participants, and any payment promise made in every conversation. Courts and adjudicators treat contemporaneous records as far more reliable than reconstructed accounts.
The wrong agency costs you time, money, and sometimes the debt itself. Use a structured selection process.
Selection checklist:
Questions to ask prospective agencies:
Shortlisting agencies manually takes time most contractors do not have. Debt Recovery Hub matches your case to vetted specialists based on debt type, value, age, and location, cutting the selection cycle from weeks to days. Submit your case details via the debt recovery quote form and receive matched agency recommendations without cold-calling a list of firms.
Good agencies show their work. If a prospective partner cannot answer these questions with specifics, that is the answer.
Trust signals to request:
Reporting KPIs to track:
Specialist firms commonly provide bespoke software dashboards and weekly or monthly case reports so you can track progress without chasing the agency for updates.
Case example: A subcontractor with £48,000 in withheld retention instructed a specialist after the defects liability period expired and the employer refused to release funds. The specialist issued a formal release notice, identified a missed bond claim window, and referred the case to adjudication. The adjudicator issued a determination within 28 days; the employer paid within seven days of the determination to avoid enforcement. Total elapsed time: 42 days from instruction to payment.
Specialist construction debt recovery, combined with early instruction and thorough documentation, consistently produces better outcomes than internal credit control alone.
| Point | Details |
|---|---|
| Act early | Instruction before 60 days preserves evidence and tactical options that disappear as debt ages. |
| Document everything | Contracts, payment notices, site diaries, and a communication log are the foundation of any successful claim. |
| Know your fee model | No-win-no-fee aligns agency incentives with yours; fixed fees suit simple, undisputed debts. |
| Retentions need specialist handling | Missed notice windows and bond deadlines can make a retention claim unenforceable regardless of merit. |
| Use Debt Recovery Hub | Submit case details to Debt Recovery Hub for a matched referral to a vetted construction debt recovery specialist. |
Construction businesses are, understandably, reluctant to push hard on a debt when there is another project in the pipeline with the same client. The commercial relationship feels more valuable than the outstanding invoice. In my experience reviewing these cases, that calculation is almost always wrong.
The debtor knows you are weighing the relationship against the debt. That knowledge is leverage they will use. Every week you delay a formal demand, the implicit message is that the relationship matters more than the money, and the debt ages into a category where recovery becomes genuinely harder.
The other mistake is treating adjudication as a last resort. It is not. It is a 28-day process designed specifically for construction payment disputes, and it produces an immediately enforceable determination. Contractors who use it early, before positions harden and legal costs mount, consistently recover more than those who spend six months negotiating informally before instructing anyone.
The practical advice: separate the commercial relationship from the debt. You can pursue a debt professionally and still win future work. What you cannot do is recover a debt that has aged past the point where the debtor has assets to pay it.
Chasing unpaid construction invoices while running live projects is a poor use of your time and rarely produces the best outcome. Debt Recovery Hub connects you with vetted agencies that specialise in construction debt, matched to your specific case: debt type, value, age, and location.

There are no agency directories to trawl through and no cold calls to make. Submit your case details, and Debt Recovery Hub’s matching process identifies the right specialist for your situation, whether that is a retention dispute, a disputed final account, or a debt from an insolvent counterparty. The debt collection service is free to use for creditors; the matched agency works on terms agreed directly with you, including no-win-no-fee where available.
Submit your case now at Debt Recovery Hub and get a specialist recommendation within one working day.
These UK-focused primary sources provide authoritative detail on the legal frameworks and procedural rules governing construction payment recovery.
This article is general information, not legal or financial advice. Confirm current rules and procedures with a qualified solicitor or insolvency practitioner for your specific situation.
Construction debt recovery is the process of collecting unpaid sums owed under construction contracts, including progress payments, final accounts, and withheld retentions, using pre-legal, adjudication, and court-based methods.
Timelines vary: a straightforward undisputed debt can resolve within 30 days; adjudication typically concludes within 28 days of appointment; court proceedings and enforcement can take six months or longer depending on complexity.
Yes. Contingency fee arrangements are common among specialist construction debt recovery firms and align the agency’s incentive with the creditor’s outcome, with no upfront cost if recovery fails.
Adjudication under the Construction Act is faster and cheaper than litigation for most construction payment disputes, producing an enforceable determination within roughly 28 days. It is best used before positions harden and costs escalate.
Debt Recovery Hub matches your case to vetted specialist agencies based on debt type, value, age, and location, removing the need to research and cold-call agencies yourself. Submit your case details at debtrecoveryhub.org for a matched recommendation.
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