Most businesses that fail are profitable when they do
There is a pattern that anyone who has worked through a turnaround recognises immediately. The business is not loss-making. The order book is reasonable. The product is sound. And yet one Friday the payroll is in doubt, because the money that should be there is somewhere else: in a customer's accounts payable queue, in a warehouse full of stock that has not sold, or already paid out to a supplier who insisted on cash up front.
This is the difference between profit and cash, and it is the most expensive lesson in business because it tends to arrive late. Profit is an accounting opinion formed over a year. Cash is a fact that has to be true every single day. A business can report a healthy margin and still be unable to pay its bills, because the cash has been earned but not yet collected, or because it has been spent funding growth that has not yet converted.
For UK businesses in 2026 the gap between the two has widened. Input costs remain elevated, pricing power is uneven, and the cheap external finance that papered over working-capital sloppiness for a decade is gone. In that environment the most valuable source of funding is not a new bank facility. It is the cash the business has already earned and cannot yet touch.
The number most owner-managers never look at
Almost every founder and CEO can quote their revenue and their margin. Far fewer can tell you their cash conversion cycle, even though it governs how much cash the business needs simply to keep operating at its current size.
The cash conversion cycle is the number of days between paying out cash and getting it back. It has three components:
Days Inventory Outstanding. How long stock sits before it is sold. Cash is frozen the moment you buy or build inventory and stays frozen until a customer takes it.
Days Sales Outstanding. How long customers take to pay after you have invoiced them. Cash is owed to you but is not yours to use.
Days Payable Outstanding. How long you take to pay your own suppliers. This works in your favour. The longer you hold cash before paying out, the less working capital you need to fund.
The cycle is simply: Days Inventory Outstanding, plus Days Sales Outstanding, minus Days Payable Outstanding.
A business that holds stock for 40 days, gets paid in 50 and pays its suppliers in 30 has a cash conversion cycle of 60 days. That means it must fund roughly 60 days of operating costs out of its own pocket at all times, before it sees a penny back. Cut that cycle to 40 days and you release the equivalent of 20 days of operating cost, permanently, as cash you can use for anything else.
The point that gets missed is that this is not a one-off saving. It is a structural reduction in how much money the business needs to exist. And unlike a loan, it carries no interest and no covenant.
Why growth makes this worse, not better
There is a dangerous assumption that cash problems are a symptom of decline. Often they are a symptom of growth. A business that is expanding has to buy more stock, carry more work in progress and extend credit to more customers, all before the new revenue lands. The faster it grows, the more cash it swallows. This is why ambitious, profitable companies stall or fail. They grow into a working-capital wall.
This is precisely why working capital is a growth issue, not just a survival one. The cash you release by tightening the cycle is the cash that funds the next hire, the next site, the next product line, without going back to the bank or the shareholders.
The five-lever diagnostic
When we look at a working-capital position, we work through five levers in order. Most businesses find meaningful cash in at least three of them. Run this against your own numbers.
Lever 1: Collections. Look at your Days Sales Outstanding against your stated terms. If you offer 30 days and customers pay in 55, the 25-day gap is an interest-free loan you are extending without deciding to. Ask: are invoices going out the day the work is done, or batched at month end? Is anyone chasing before the due date, not after? Are the worst payers your largest customers, and have you ever actually asked them to pay sooner?
Lever 2: Inventory. Identify which lines are genuinely moving and which are sitting. In most businesses a small share of stock-keeping units accounts for the great majority of sales, while a long tail of slow movers quietly absorbs cash and warehouse space. The question is not "could we sell this eventually?" but "is this the best place for that cash to be right now?"
Lever 3: Payables. Examine whether you are paying suppliers faster than you need to. Paying early to capture a discount can be sensible, but paying early out of habit is simply giving away your working capital. Match your payment terms to your collection terms wherever you can, so you are not funding the gap yourself.
Lever 4: Process and billing discipline. A surprising amount of trapped cash is not a strategy problem but an admin problem. Invoices raised late. Disputes that sit unresolved for weeks because no one owns them. Purchase orders that do not match invoices, so payment is delayed and the relationship sours. Tightening the basic billing and dispute process often releases cash within a single quarter.
Lever 5: Structural terms. The deepest lever is renegotiating the terms themselves: deposits or stage payments on large orders, shorter standard terms for new customers, longer terms with key suppliers, or supplier-financing arrangements. These take longer but they change the shape of the business permanently.
How to sequence the work
Not all five levers are equal, and the order matters. We generally advise working from quickest to deepest.
Start with collections and billing discipline, because they are largely within your own control and can release cash in weeks rather than months. Move to inventory next, where the savings are larger but require judgement about demand. Address payables carefully, because pushing suppliers too hard can damage relationships you depend on. Leave structural renegotiation until last, once you have the data to argue from a position of strength.
A simple rule keeps the effort honest: for every lever, quantify the cash released in pounds and the days removed from the cycle. If a change does not move the number, it is housekeeping, not working-capital management.
What good looks like
A well-run working-capital position has a few recognisable features. The cash conversion cycle is measured monthly and treated as a board-level number, not a finance-team footnote. Someone owns collections and is held to a target. Inventory is reviewed against actual sell-through, not gut feel. Payment terms are set deliberately rather than inherited. And crucially, the business knows how much cash a given level of growth will consume before it commits to that growth, so expansion is funded by design rather than discovered by surprise.
None of this requires new technology or outside capital. It requires treating cash with the same seriousness as margin, and building the routine to manage it.
Where this connects
Freeing up trapped cash is rarely just a finance exercise. It touches procurement, sales incentives, operations and customer relationships, which is why it sits naturally within an Operations & Efficiency engagement and why, in tighter situations, it is the first move in any credible turnaround. Done well, it does something more valuable than cut cost: it hands the business the means to fund its own next chapter.
A note before you start
Resist the temptation to treat this as a one-off cash sweep before a quarter end. A sweep brings cash in once and leaves the cycle exactly as long as it was. The value is in the structural change, the permanent reduction in how much money the business needs to operate. That is the difference between a business that lurches from one cash crunch to the next and one that quietly funds its own growth.
If you would like a clear, evidence-based view of how much cash is currently trapped inside your business and how to release it, Allington Advisors runs a focused working capital diagnostic for founders and leadership teams. It is practical, confidential and grounded in your own numbers. [Get in touch to arrange one.]