Mitigation margins look great on paper. With 50 to 80 percent gross margins, this work is highly attractive. But when contractors audit job profitability, those margins often shrink by 10 to 30 points.
The problem is almost always overhead — but not because overhead is too high. Much of what sits in overhead isn’t overhead at all. It’s job costs that never made it into the file: equipment deployed but not billed, materials pulled from inventory but not allocated, labor hours that ran long. Those costs didn’t disappear. They migrated to overhead, compressing margins without ever appearing as a line item anyone can identify or fix.
According to the RIA’s Cost of Doing Business Report, average overhead for a restoration job is about 36% and rising. The industry rarely stops to audit why. When contractors do look, the answer is usually the same: job-level costs get absorbed into overhead instead of being tracked back to the loss where they originated. Overhead becomes the place where the mitigation margin quietly disappears.
Fixing it isn’t about doing the work differently. It’s about how restorers track it.
The Equipment You Own Still Costs You
Of all the costs compressing mitigation margins, equipment is among the hardest to catch. Once it’s paid off, the balance sheet shows zero. That’s technically true — but it’s misleading.
Restorers often confuse “already paid for” with “free.” Ownership costs don’t disappear when equipment is paid off. A $1,500 dehumidifier with a five-year life costs $300 a year, no matter how many jobs it runs on. If those jobs don’t absorb that cost, margins are overstated.
The more jobs that use the equipment without logging a cost, the greater the distortion. Not because costs increase — but because they’re never properly allocated.
When depreciation, maintenance, and replacement are treated as overhead instead of job costs, gross margins look stronger than they are. Pricing decisions get made on incomplete numbers. That gap between perceived and actual margins widens every time equipment goes out without a cost attached.
Stocking Up Creates a Hidden Tab
Pre-stocking materials for emergency response is smart operations. But those materials hit the books before any job exists to charge them to, so they flow into overhead by default — and stay there.
Here’s how it plays out: A restorer spends $800 pre-stocking ahead of a busy period. Over several jobs, $200 in materials are used per loss. But since the materials were purchased before the jobs existed, each job file shows $0 in materials consumed. Every job’s margin is overstated by $200. The reporting doesn’t flag it because every transaction was technically recorded correctly.
Good procurement makes this misallocation harder to catch. Contractors who buy in bulk and stock ahead widen the gap between when materials are purchased and when they’re consumed. The bulk buying that saves money on unit cost is the same practice that breaks the connection between material expense and the job file it belongs in.
For a contractor running 15 to 20 mitigation jobs a month, thousands in materials could be sitting in overhead that belong in job files. The margin on each job is overstated by an amount that’s hard to quantify — because the data needed was never captured.
The Gap Between What You Priced and What You Worked
Labor is the cost most contractors feel confident about. It’s also often where the problem starts.
A water loss estimated at 12 labor hours runs 16. At $65 an hour, that’s $260 unrecovered — not because something went wrong, but because the scope ran longer than estimated. Across 20 jobs a month, that’s over $5,000 in margin erosion that never appears as a line item. It just shows up as high overhead.
Every on-site task involves follow-up steps that aren’t priced as separate line items. Remove cabinets, and the crew is also disconnecting plumbing and detaching countertops. When those steps take longer than expected, the variance eats quietly into the margin.
Unlike equipment and materials, labor variance is visible in real time. That makes it the one cost category where margin compression can be caught before a job closes — but only if someone tracks actuals against the estimate while work is still underway, not after invoicing.
If It’s Not in the Job File, It’s Not in Your Margin
All three problems share the same root: costs that belong at the job level are living in overhead. Until that changes, mitigation margins will always be based on incomplete information.
Solving the margin gap means being diligent about billing overhead costs back to specific jobs.
Equipment: Set an internal rate for owned assets and apply it to every job — just like billing a rental. This turns an invisible sunk cost into a trackable line item.
Materials: Build a system that allocates pre-purchased inventory back to the jobs that used it. Each job file should reflect actual usage, not just what was purchased for that specific call.
Labor: Close the loop between estimated and actual hours while the job is still open. Catching variance before invoicing is the only way to improve future estimates and stop the bleed.
None of this requires doing the work differently — just a different approach to tracking it. When equipment depreciation, pre-purchased materials, and unrecovered labor hours sit in overhead instead of job files, every pricing call, hiring decision, and growth plan is built on structurally wrong numbers.
Contractors who protect their margins are the ones who find the gap before it finds them.
Robb Harrell
Robb is a seasoned professional, with extensive experience in property insurance and disaster response. He has parlayed 20-plus years of knowledge working for multiple Fortune 500 insurance providers and national restoration firms and is currently the Vice President of Product Development at DocuSketch. Robb's real-world experience is infused with a passion for streamlining the documentation, estimating, and inspection process, inspiring those around him. Robb has been an Xactimate Certified Trainer for over ten years, with the pleasure of training thousands of students on the software. Robb holds multiple certifications with the IICRC and is a Water Loss Specialist with the RIA. Robb was also involved in assisting with the curriculum and training of the RIA Building Construction and Science Course.
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