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Sub-Trades Are the Banks of Construction: Why You're Paid Last and Your Price Goes Stale

Why Nova Scotia subcontractors get paid last, wait over a year for final payment, and watch their priced margin go stale before the cheque arrives.

16 MIN READ· DRAWN FROM 4 CONVERSATIONS· 24 SOURCES
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// THE SHORT VERSION
  • Sub-trades are the cheapest source of working capital on a construction project — they fund labour and materials up front and collect last, with no interest charged for the carry.
  • Nova Scotia has no active prompt-payment clock: the 2019 Act has not been proclaimed, leaving subs without the 28-day / 7-day payment deadlines that Ontario and Alberta sub-trades already have.
  • A sub-trade's bid can expire in 36 hours while a tender award cycle runs 90-plus days — the stale-price gap comes straight out of margin, not the general contractor's budget.
  • Finishing trades absorb two layers of unpriced cost: the interest on receivables they carry for months (sometimes over a year), and the unpriced extra scope from upstream schedule failures they perform to keep the job moving.
  • Subs who price their working capital into every bid run a 24% profit margin against 17% for those who do not — a 41% profitability gap on a cost most operators still leave off the invoice.
// IN THIS GUIDE — 8 SECTIONS

Subcontractors in Atlantic Canada are paid last because they sit at the structural tail of a payment chain that runs owner to general contractor to sub, and no Nova Scotia law forces money down that chain on a clock. Finishing trades like painting and electrical front the labour and materials, lock a price months before they collect, and wait — sometimes over a year — for a final cheque. By the time it clears, the margin they bid in the spring is stale. The cost of carrying that gap never appears on a single invoice.

That is the quiet arrangement underneath almost every commercial job in Halifax, Moncton, and Charlottetown: the sub-trade is the cheapest source of working capital on the project, and nobody negotiated that role out loud. This piece works through the mechanics of it — the chain, the banking metaphor as the operators themselves describe it, the 36-hour price, the scope creep that lands on the finishing trades, and what a handful of Atlantic operators are actually doing to defend their cash. It is built almost entirely on what those operators said on the record.

Why does the sub-trade always collect last?

Money on a construction project moves in one direction and one order. The owner pays the general contractor against a progress draw; the general contractor, once that draw lands, pays the sub-trades; on larger jobs the sub-trade then pays its own sub-subs and suppliers. Each handoff adds days, and each payer holds back a slice. Nova Scotia's existing Builders' Lien Act requires every payer in that chain to retain a 10% statutory holdback until the lien period expires — but it sets no enforceable deadline for a general contractor to pay a sub after the owner pays the general contractor (Cox & Palmer). The sub has a lien right. It does not have a payment clock.

The result is that the gap between doing the work and being paid for it is almost always measured in months, not weeks. Across North America the average sub-trade waits 56 to 57 days from submitting a pay application to receiving funds, while general contractors estimate the delay at only 30 — a 26-day perception gap, and 64% of subs report being slow-paid, per Billd's 2025 National Subcontractor Market Report (Billd). That is the continental average. In Atlantic Canada the structural position is harder, because the prompt-payment legislation that would impose a deadline has not come into force.

Guillaume Tremblay, who has run the Halifax finishing-trade firm GT Painting Inc. for fifteen years, put the position plainly on the show. The sub-trades, he said, "put out the labour, we put out the material, and we kind of sit and wait and hope that the money is going to flow on time" (Guillaume Tremblay, EP 26). That is not a complaint about one bad client. It is a description of where a finishing trade sits in the order of operations: the work is done near the end of the job, the invoice goes in near the end, and the cheque arrives after everyone upstream has been settled. Being last is not bad luck. It is the design.

Did anyone actually call sub-trades the banks?

Tremblay did, in almost those words. "We are the banks of the construction industry," he told the show — the sub-trades front the labour and the material and then wait and hope the money flows on time (Guillaume Tremblay, EP 26). It is the cleanest articulation of the whole problem: a bank lends money and charges interest for the time it is out; a sub-trade lends labour and materials and charges nothing for the time it is out. The financing is real. The fee is zero. The only party who does not know they took out a loan is the sub who made it.

The cost of that loan is not theoretical, and Tremblay has the receipt. "There's one project we waited over a year for to get our final payment to come through," he said (Guillaume Tremblay, EP 26). Sit with what twelve-plus months of carrying does to a roughly 15-person company. Payroll runs every two weeks regardless. Paint and sundries are bought up front. The money to cover all of it, on that one project, was tied up for a year — money that could have funded the next three jobs, or simply stayed in the bank earning its keep. A line of credit to bridge a 90-day receivable already costs a small Canadian contractor on the order of 2 to 3% of invoice value in interest alone at current rates (Siteline). Stretch that to a year and the invisible financing charge stops being a rounding error and starts being the difference between a profitable job and a break-even one.

This is where the banking metaphor stops being a turn of phrase and becomes a balance-sheet fact. Billd's data found that subs who price the cost of working capital into every bid run a 24% profit margin against 17% for those who do not — a 41% profitability advantage — yet 52% of subs still do not recover that cost (Billd). A sub-trade that lends for free is not just being generous. It is leaving the single largest recoverable cost on the table, every time.

What happens to the margin between the bid and the cheque?

Here is the part that turns a cash-flow nuisance into a margin-killer: the price a sub commits to and the day it gets paid are separated by months, and the cost of building the job moves the whole time. Rob Clinch described the speed at which a modern number expires. "My price is good for thirty-six hours," he said (Rob Clinch, EP 63). That is not bravado. It reflects a supply chain where material quotes themselves have collapsed: suppliers now hold pricing to contractors for no more than 30 days, and on tariff-exposed products like steel, aluminum, and lumber the validity window has narrowed to as little as 7 to 15 days (ConstructionBids.ai).

Now set that against how long a general contractor or owner takes to award. The Ontario General Contractors Association flagged the mismatch directly: the accepted award window has crept to "an unmanageable timeframe of 90 days and beyond," while sub-trade and supplier pricing is held for no more than 30 days, with some material validity periods as low as 48 hours (Daily Commercial News). The arithmetic does not reconcile. A sub prices a job on Tuesday; the tender sits for six to twelve weeks; by the time the award comes back, the material number underneath the bid is gone, and tariff volatility has been opening 5 to 10% buyout gaps when quotes expire before award (ConstructionBids.ai).

The table below shows the squeeze in one frame.

Side of the bid Typical validity / cycle
Sub-trade's own bid (Clinch) ~36 hours
Supplier material quote (general) ≤30 days
Steel / aluminum / lumber quote (2025–26) 7–15 days
Public tender award cycle 90+ days

So when a general contractor sits on a sub's bid for two months, it is not holding an asset — it is holding a liability against the sub's margin. Clinch's instinct is to make that risk explicit rather than swallow it: "do you want to take the risk? Because I'm not doing it alone" (Rob Clinch, EP 63). His read on where the trade is heading is that the survivors are the ones managing the conversation, not muscling through it. "You just can't muscle your way through it anymore," he said, and the upshot is that "the subcontractors are doing better to manage expectations" (Rob Clinch, EP 63). The stale-price problem is not solved by working faster. It is solved by repricing the risk out loud.

Why do the finishing trades absorb everyone else's overruns?

A sub-trade's bid is not just exposed to material cost — it is exposed to every upstream trade's schedule and every upstream trade's mess. Construction projects hit scope creep at roughly a 60% rate, with unmanaged scope driving cost overruns averaging about 27% of original contract value, and finishing trades are disproportionately exposed because they go in last and inherit whatever the predecessor trades left behind (Constrafor). The painter does not get to start until the walls are up, the millwork is in, and the mechanical is roughed. Whatever slipped earlier compresses into the painter's window.

Tremblay described exactly how that compression gets justified. When a job runs late, he said, the sub is "backed into a corner — they say, you have to, this is your fault, because someone three months ago didn't meet their schedule" (Guillaume Tremblay, EP 26). The schedule failure happened upstream, months earlier, but the cost of catching up — overtime, piling crews on, weekend work — lands on the trade with the last hands on the job. And the cultural default reinforces it: the expectation is that whatever went wrong, "the painters will fix it, the painters will fix it — and it's the trickle-down effect" (Guillaume Tremblay, EP 26). Damage caused by other trades becomes the finisher's problem to make good.

The asymmetry sharpens when you look at who gets to back-charge whom. Tremblay's example is precise: "if we get a damaged wall it's like, well, that's you — you should have that in your quote to fix that" (Guillaume Tremblay, EP 26). When the painter damages another trade's work, a back-charge follows; when another trade damages the paint, it is treated as something the painter should have priced for. The electrician bills for the rework; the painter eats it. And the legal ground underneath that absorbed work is shakier than most operators realize — extra scope performed without written authorization is among the most commonly lost categories in construction payment disputes, because the trade does the work to keep the job moving, documents it informally, and then cannot enforce the invoice (Putterman Law). The finishing trade is financing the project's labour twice: once on the priced scope it waits a year to collect, and again on the unpriced scope it never collects at all.

It is worth being clear about the market Tremblay operates in, because it compounds everything above. By his account, "HRM overall in Canada is probably the most competitive paint industry — not just for price points, for pricing, but also for the cost of paint" (Guillaume Tremblay, EP 26). A race-to-the-bottom pricing environment leaves no room in the bid to carry the cost of capital or the cost of absorbed scope — so the margin that was thin going in is whatever survives a year of carrying and a season of other people's overruns.

Can data turn down the unprofitable jobs?

The most disciplined answer on the show came from the data side. Michael Castellani of Able Electric 2016 Limited described an approach that treats the relationship itself, not just the price, as the thing to underwrite. The firm's aim is to "minimize the bandwidth that it takes to actually manage us and deliver value to the customer" (Michael Castellani, EP 38) — bandwidth being the operator's word for the management cost of a chaotic, slow-paying, disorganized general contractor. A job that pays on paper but consumes the office to chase payment and police scope is not a profitable job.

So Able's screen is metric-driven. Faced with a borderline opportunity, Castellani's instinct is to refer back to the firm's metrics and ask whether it will be successful in there: "is it going to take too much bandwidth from us to manage?" (Michael Castellani, EP 38). The reason that discipline matters is the one every operator who has been in business a while recognizes: the job that looked prestigious from the outside can be the one you quietly lost money on. Castellani's own version of that — naming the marquee projects everyone congratulates you for, with "no context on how the project went … in the back of your mind, like, yeah, we lost money on both" (Michael Castellani, EP 38) — is the whole argument for bid selectivity. Choosing which general contractors you will work with, on the evidence of how they actually behaved, is a cash-flow defence at least as much as a margin play. It is the sub-trade deciding which loans it is willing to make.

Why do sub-trades price better for some general contractors?

The flip side is that a general contractor's payment behaviour is a procurement advantage, and the operators on the general-contractor side know it. Rene Cox of Iron Maple Constructors Ltd. traced the firm's pricing edge straight to the absence of payment baggage: "we're getting — I would call it — the best pricing out there, because trades feel that we are new, we don't have a lot of baggage" (Rene Cox, EP 23). That is the market pricing trust. A sub-trade that expects to be paid promptly and managed on an organized site bids tighter, because it does not have to bury a risk premium in the number. A general contractor with a reputation for slow pay and chaos gets the opposite — the sub bakes the cost of carrying and the cost of fighting into every line.

Ian Boyd, also from the Iron Maple conversation, framed the stakes of getting that wrong on big public work. "When you lose money on a P3, you don't lose $10,000 or $20,000. Those numbers are such a big multiple," he said (Ian Boyd, EP 23). And he was candid about the kind of work that produces those losses — work where you're "totally commodity-driven, it eats the low price every time, and you're up against eight bidders. It's just not a very fun place to live" (Ian Boyd, EP 23). When the only variable is price, the lowest bidder — the one who underpriced the carrying cost and the scope risk — wins, and then absorbs the consequences. The way out, on both sides of the bid, is to compete on something other than being the cheapest source of capital: prompt payment and organized sites for the general contractor, niche and specialty work for the sub. Firms like Avant Garde Construction and Management Inc. and Iron Maple that build a procurement reputation around paying well are, in effect, lowering their own cost of trade credit.

Is the fix systemic or personal?

The systemic fix has a name, and in Atlantic Canada it is stuck. Nova Scotia's Builders Lien and Prompt Payment Act received Royal Assent in April 2019, and a further bill establishing the adjudication authority passed in November 2022 — but neither has been proclaimed into force, because the supporting regulations are still being developed (Miller Thomson). As of mid-2026, a Halifax sub-trade has the same statutory payment protection it had in 1990. When the Act does come into force, the province's own consultation proposed an owner-to-general-contractor clock of 28 to 30 days and a general-contractor-to-sub clock of 7 to 10 days (McInnes Cooper) — but the gap between what the law will eventually require and what the market currently does is the entire problem.

The whole Atlantic region sits outside any enforceable framework. New Brunswick passed its Construction Prompt Payment and Adjudication Act in June 2023, and it too has not come into force for want of regulations (McInnes Cooper); NB also repealed the requirement to hold its 10% holdback in a separate trust account, weakening a key protection by letting that money sit in an owner's general operating account (Cox & Palmer). The contrast is stark next to provinces where the regime works: Ontario's prompt-payment rules have been in force since October 2019, requiring owners to pay within 28 days and general contractors to pay subs within 7 days of receiving payment (Frontier Law), and Alberta's came into force in August 2022 on the same 28-day / 7-day shape (McMillan). The national tracker confirms only Ontario, Alberta, and the federal government have operational regimes; all four Atlantic provinces remain without one (Osler). The one exception is federally funded work — the federal Prompt Payment for Construction Work Act has been in force since December 2023 (Government of Canada) — which means a sub in Nova Scotia is protected by law on a federal job and unprotected on a provincial one in the same city.

That gap is why the late-payment problem is also a capacity problem. A sub who cannot collect on the last job cannot make payroll or material deposits for the next, so the next job gets declined — and the region is heading into a labour squeeze that makes every refusal sting, with BuildForce projecting that 23% of Atlantic construction workers will retire over the next decade and nearly half of construction businesses naming recruitment as their top obstacle (Government of Canada Job Bank). In BC, 72% of construction companies already report shortages severe enough to force them to turn down projects (Journal of Commerce) — a liquidity constraint dressed up as a demand problem. No documented Atlantic Canada general-contractor program deploying project-specific accounts or formal early-payment structures was found in current public sources; the mechanisms exist in theory and have not been documented in practice here (Venn Financial).

So while the law sits idle, the fixes are personal. Tremblay's are characteristic: stay in mainland Nova Scotia, take out-of-province work only on very specific projects, and "focus on the relationships that really matter — during the day, when we're done, they go, thank you so much for that" (Guillaume Tremblay, EP 26). That is bid selectivity, GT-style — choosing the generals who pay and behave, capping capacity before the carrying cost compounds, and pushing into specialty work where the firm is not bidding against eight commodity painters. None of it is a substitute for a payment clock. All of it is what an operator can do this quarter, without waiting for Province House.

So who is paying the interest?

If sub-trades are the banks, the interest is being paid — it is just being paid by the trades themselves, out of their own margin, and recorded nowhere. The market has even started pricing it openly: general-contractor early-payment programs charge subs a fixed 2% discount to be paid 45 days early, an effective APR around 16% (Billd), and construction invoice factoring in Canada runs 1 to 5% of face value per month, which at the high end converts to an effective APR north of 36% (FactoringCompanies.ca). Those are the visible costs. The invisible one is the 7-point margin gap between the subs who price their working capital and the subs who do not.

Tremblay closed his own appearance with the most honest line in the whole conversation — that on the systemic side, "there's not enough action being taken and coming here today is kind of maybe a starting point for me" (Guillaume Tremblay, EP 26). The structural answer is a proclaimed prompt-payment Act and the collective work that gets one over the line. The on-the-record takeaway for the operator who cannot wait for it: price the loan you are making, choose the borrowers you make it to, and stop pretending the cost of capital is free just because it never shows up on the invoice. For the practical playbook on collecting faster and pricing the carry, see the companion guide on how to get sub-trades paid fast and price better in Atlantic Canada, and the wider project delivery, contracts, and risk hub.

// QUESTIONS, ANSWERED
Why are subcontractors paid last in Nova Scotia?

Subcontractors sit at the structural tail of a payment chain that runs owner to general contractor to sub. Nova Scotia's Builders' Lien Act requires a 10% statutory holdback but sets no enforceable deadline for a general contractor to pay a sub after the owner pays the general contractor. The sub has a lien right but no payment clock — so the gap between doing the work and being paid is almost always measured in months, not weeks.

What does it mean that sub-trades are the banks of construction?

Halifax finishing-trade operator Guillaume Tremblay put it directly: sub-trades "put out the labor, put out the material and sit and wait." A bank lends money and charges interest for the time it is out; a sub-trade lends labour and materials and charges nothing for that time. The financing is real, the fee is zero, and the only party who does not know they took out a loan is the sub who made it.

How quickly do sub-trade bids go stale, and why does that hurt margin?

Contractor Rob Clinch described his price as good for only 36 hours, reflecting a supply chain where material quotes themselves have collapsed to as little as 7 to 15 days on tariff-exposed products. Public tender award cycles routinely run 90 days or longer. By the time an award comes back, the material cost underneath the original bid is gone, opening buyout gaps that come directly out of the sub's margin.

Why do finishing trades absorb other trades' overruns?

Finishing trades go in last and inherit whatever predecessor trades left behind. When a job runs late due to upstream schedule failures, the cost of catching up — overtime, extra crews, weekend work — compresses into the finisher's window. The cultural default, as Tremblay described it, is that "the painters will fix it" regardless of who caused the problem, and damage from other trades is routinely treated as something the finisher should have priced for.

Does Nova Scotia have a prompt payment law that protects sub-trades?

Nova Scotia's Builders Lien and Prompt Payment Act received Royal Assent in 2019 and a further bill establishing an adjudication authority passed in 2022, but neither has been proclaimed into force as of mid-2026 because supporting regulations are still being developed. A Halifax sub-trade has the same statutory payment protection it had in 1990 on provincial work — the one exception is federally funded projects, which have been covered by the federal Prompt Payment for Construction Work Act since December 2023.

What can sub-trades do now while the law sits idle?

The operators on the show converged on bid selectivity: choose the general contractors who pay promptly and run organized sites, track metrics to identify which relationships consume too much management bandwidth, and decline work where the carrying cost and scope-creep risk are not priced in. Tremblay's version is to stay within a defined geography, focus on relationships where payment behaviour is known, and push into specialty work that avoids commodity-price competition.

// FROM THESE CONVERSATIONS
EP 26
Why Painters Are the Banks of Construction — and Why No One in Atlantic Canada Wants to Fix It | GT Painting
EP 63
600 Units in Cole Harbour & Buying a Competitor — Rob Clinch on Construction Management vs Project Management (Avant Garde CM)
EP 38
How an Electrical Contractor Uses Data to Say No to the Wrong Jobs (Able Electric, NS)
EP 23
How to Start a GC on Relationships Alone: Iron Maple's Ian Boyd & Rene Cox on Risk, P3s, and the Atlantic Canada Construction Market
// THE BUILDERS ON THE RECORD
GT Painting Inc.
Able Electric 2016 Limited
Avant Garde Construction and Management Inc.
Iron Maple Constructors Ltd.
// SOURCES
  1. Cox & Palmer
  2. Billd
  3. GT Painting Inc.
  4. Siteline
  5. ConstructionBids.ai
  6. Daily Commercial News
  7. Constrafor
  8. Putterman Law
  9. Able Electric 2016 Limited
  10. Iron Maple Constructors Ltd.
  11. Avant Garde Construction and Management Inc.
  12. Miller Thomson
  13. McInnes Cooper
  14. McInnes Cooper
  15. Cox & Palmer
  16. Frontier Law
  17. McMillan
  18. Osler
  19. Government of Canada
  20. Government of Canada Job Bank
  21. Journal of Commerce
  22. Venn Financial
  23. Billd
  24. FactoringCompanies.ca
// KEEP READING
Project Delivery, Contracts & Risk — Topic Hub
The wider hub collects every ACP episode and guide touching payment structure, contract risk, and how Atlantic operators manage the owner-GC-sub chain.
How to Get Sub-Trades Paid Fast and Price Better in Atlantic Canada
The direct companion guide: practical playbook for pricing the carry, shortening the payment cycle, and choosing which GCs to work with — the operational counterpart to this structural diagnosis.
EP 26 — Guillaume Tremblay, GT Painting Inc.
Primary source for the banking metaphor, the 12-month final-payment wait, scope-creep absorption, and bid-selectivity strategy in Halifax's most competitive finishing-trade market.
EP 63 — Rob Clinch
Source of the 36-hour price-validity claim and the argument that surviving the current supply-chain environment requires repricing risk out loud rather than muscling through stale numbers.
EP 38 — Michael Castellani, Able Electric 2016 Limited
Demonstrates the metric-driven bid-selectivity approach: using performance data to screen out high-bandwidth GCs and decline nominally prestigious jobs that lose money on the carry.
EP 23 — Rene Cox & Ian Boyd, Iron Maple Constructors Ltd.
The GC-side perspective on why prompt payment is a procurement advantage — trades price tighter for GCs without payment baggage, and lump-sum commodity bidding is where losses compound.
Pay Your Subs in 48 Hours and They'll Bid You Sharper: The Relationship-Pricing Playbook
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