The Real Cost of a Bridge, Against the Cost of Losing the Asset
The first thing anyone says about bridge finance is that it is expensive. The statement is true, and it decides nothing, because expensive is a comparison, and the comparison is almost always being made against the wrong thing. Measured against a mortgage, a bridge loses every time. But nobody with the time to obtain a mortgage takes a bridge. The instrument exists for the borrower who cannot wait, and for that borrower the alternative to the bridge is not cheaper money later. It is the transaction failing now.
What follows makes the comparison honestly, in both directions. What a bridge really costs, beyond its headline price. What losing the asset really costs, beyond the deposit. And, because honesty cuts both ways, the situations in which the comparison genuinely favours letting the transaction go. The purpose is not to defend the instrument. It is to put the decision on the right scales.
The comparison that misleads
A bridge is measured against a mortgage in almost every first conversation, and the comparison fails on its own terms. The two instruments do different jobs across different stretches of time. A mortgage prices the long holding of an asset: a risk spread across many years, secured by durable value, repaid gradually out of income. A bridge prices a short and concentrated interval in which everything about the transaction is compressed: the diligence, the exposure, the resolution. Comparing their prices is comparing the cost of owning a building with the cost of crossing a river. The activities are not substitutes.
The annualised habit deepens the confusion. Financing costs are quoted per year by convention, and the convention distorts any instrument that lives for months. A short facility carries its whole cost inside a short window, and the figure that matters to the decision is the total amount the bridge will consume across its actual life, from drawdown to repayment, set against what it enables. Quoted rates make a bridge look monstrous next to long debt while saying nothing about that total, and nothing at all about what happens without it.
The deeper error is comparing instruments that are not available in the same world. In the situation that calls for a bridge, the mortgage is not on the table. The choice in front of the borrower is not bridge or cheaper debt. It is bridge, or completing without financing, or not completing. Any analysis that does not put the last of those on the scales has not analysed the decision; it has analysed a different, more comfortable decision the borrower does not actually face.
None of this makes the price of a bridge a detail. It is high for reasons that are structural, not opportunistic: the lender concentrates risk into a short window, verifies an exit in days rather than months, and commits capital that must be ready when the calendar says so, not when a committee is. The price deserves scrutiny. It simply deserves scrutiny against the correct alternative, and the correct alternative has a price of its own.
What the bridge side of the scale carries
The visible cost is the price of the money itself, set for speed and for a short, concentrated exposure. Around it sit costs that borrowers tend to discover late: arrangement and structuring costs, the legal work on both sides, the valuation of whatever stands as security, the cost of creating that security and of releasing it afterwards. On a facility measured in months, these fixed elements weigh proportionally more than they would on debt measured in years, and an honest calculation includes every one of them before signature, not as they surface.
Then there are the costs that never appear on an invoice. Security granted is freedom surrendered for the life of the loan: an encumbered asset cannot be sold, refinanced or pledged elsewhere while the bridge stands, and every additional company drawn into the security package carries that restriction with it. There is also the cost in attention. A bridge is not debt that can be left to run; the exit has to be managed actively, condition by condition, until the money lands. That management falls on the borrower’s own time at precisely the moment the acquisition is demanding it too.
The heaviest item on this side of the scale is contingent: what the bridge costs if the exit arrives late. An extension negotiated at maturity is negotiated from weakness, and its terms usually show it. This is not a reason to refuse the instrument; it is a reason to weigh the contingency before signing, to build room into the date, and to know what carries the loan through a delay. A borrower who prices the ordinary lateness of the world into the decision is measuring the true cost. A borrower who prices only the best case is measuring part of it.
Summed without flinching, the bridge side of the scale is substantial. It is meant to be summed that way. The argument for a bridge was never that it is cheap, and pretending otherwise discredits the analysis. The argument is that the other side of the scale, weighed with the same honesty, is usually heavier. That side is weighed next.
What losing the transaction actually costs
The visible loss is the deposit. It was committed under the purchase contract, and if completion fails on the buyer’s side it is generally forfeited. It deserves a moment of respect as a category: unlike every cost on the bridge side of the scale, which buys a completed acquisition, a forfeited deposit buys nothing. It is the purest form of loss a transaction can produce, and it is only the first item.
The exclusivity expires next, and with it the asset. A property worth bridging for is rarely a commodity; it was found through months or years of searching, negotiated to a defensible price, and examined at the buyer’s expense. When the exclusivity lapses, all of that transfers, free of charge, to whoever arrives next, better informed by the visible fact that the asset had a committed buyer. The due diligence, the advisers, the structuring work and the negotiation are sunk costs of a transaction that no longer exists, and finding the next asset restarts every one of those meters from zero.
Quieter losses follow. A buyer who failed to complete is read differently the next time, by sellers, by agents and by the professional community around a market, which in the cross-border world is smaller than it looks. Within the buyer’s own group, the acquisition existed for a reason: a strategy, a consolidation, a relocation, an income target. Plans built on the asset fail with it, and the cost of unwinding them belongs to the same ledger, even though no invoice will ever put a figure on it.
This asymmetry is what distorts the decision in practice. The cost of the bridge arrives itemised on a term sheet, line by line, impossible to ignore. The cost of losing the transaction arrives nowhere; it is diffuse, spread across time and categories, and payable in forms that do not look like payments. Decision-makers systematically overweight the itemised number and underweight the diffuse one. Setting both sides down in writing, in the same document, is the simplest correction available, and it changes the complexion of most of these decisions.
When walking away is the right answer
Honesty about the comparison requires admitting that it sometimes favours the loss. The first case is the one this entire discipline exists to catch: the exit is not real. If the money that would repay the bridge is expected rather than contracted, the borrower is not choosing between the cost of a bridge and the cost of losing the asset. They are risking paying both: the full cost of the facility, and then the asset anyway, with the group’s security entangled in the wreckage. Where the exit fails the test, the deposit is not the largest number in the decision. It is the smallest.
The second case is the replaceable asset. Some acquisitions are genuinely singular; many only feel that way inside the fever of a deal. If equivalent assets come to market with reasonable frequency, and the buyer’s position in this one carries no premium beyond effort already spent, then the honest sum of the bridge side can exceed the honest sum of the loss side. Sunk costs argue loudly for completing and deserve no vote. The comparison is between the costs still to come on each path, not the costs already paid on either.
The third case is the thin transaction. A bridge consumes margin, and a deal that only barely worked at the mortgage cost of money may not work at all once the true cost of bridging is loaded onto it. If completing the acquisition on bridged terms leaves an investment that no longer meets the standard the buyer applies everywhere else, the calendar has revealed something, not created it. A bridge can rescue the value in a transaction. It cannot put value into one that lacks it.
Running these three tests has a side effect worth naming: the borrower who can genuinely walk away negotiates differently. Lenders price desperation with great accuracy, and so do sellers. A buyer who has weighed the loss, found it survivable, and is choosing to complete because the numbers favour it, holds a stronger hand in every remaining conversation than a buyer for whom completion has become existential. The willingness to lose the asset, honestly established, is itself a source of better terms for keeping it.
Weighing it like an investor
Set out properly, the decision stops being about whether bridge finance is expensive and becomes an ordinary investment decision under time pressure. On one side, the full cost of the facility: the price of the money, the fixed costs, the encumbrance, the contingency of delay, each of them written down. On the other, the full cost of failure: the deposit, the asset, the sunk work, the standing, the plans, written down with the same seriousness even where no figure can be attached. In the middle, the quality of the exit, which decides whether the first side is a real number or a best case.
In one transaction we structured, a group faced exactly this weighing: an acquisition to complete, a deposit and an exclusivity period at risk, and the proceeds of a sale already signed arriving after the date they were needed. The bridge was tied to those proceeds and repaid when the sale was collected, and the acquisition completed on schedule. What made the cost rational was not that the facility was cheap. It was that the exit was real and the alternative was the loss of the transaction itself.
The order of the analysis matters more than its arithmetic. Exit first: contracted or expected, conditional or clean. Then the honest sum of the bridge. Then the honest sum of the loss. Most borrowers run this in reverse, starting from the price of the money because it is the only number printed in front of them, and reacting to it before establishing what it is buying. Price-first analysis produces both errors this instrument invites: bridges taken against exits that were hopes, and assets lost to save a financing cost that was smaller than the deposit left on the table.
The conclusion is not that a bridge is cheap, and not that it is dear. It is that the question is badly posed until both sides of the scale are loaded. A bridge against a real exit, weighed against a real loss, is usually the smaller number, and everyone in the room can see it once it is written down. The discipline is in the writing down, before the calendar removes the time in which to do it.
Montclare does not act as a lender. It structures transactions, prepares the file and coordinates financing with authorised institutions.