What Is Job Costing? A Contractor's Plain-English Guide
Job costing means tracking every dollar a job costs you — labor, materials, subs, fees — while it runs, so you know your real margin before the job ends, not at tax time.
Chris Sibley ·
The Job Cost Pro blog
Job costing, margins, and the paperwork side of contracting — written plainly, by a contractor.
How to Choose Job Costing Software for Contractors
A remodeler on how to choose job costing software: the 6 things that matter, the demo-fluff you can skip, and how to run a 2-week trial on one real job.
Chris Sibley ·
Construction Job Costing: How to Do It Right
A working contractor’s method for construction job costing: cost categories, loaded labor rates, daily capture, and the weekly habit that fixes your next bid.
Chris Sibley ·
Contractor Expense Tracking That Doesn't Eat Your Evenings
A contractor’s method for expense tracking: capture at the point of spend, the expenses everyone forgets, a 5-minute daily routine, and month-end done in minutes.
Chris Sibley ·
Free Construction Job Costing Spreadsheet (Excel + Google Sheets)
A free, working construction job costing spreadsheet: budget vs actual by category, a cost log with live totals, auto margin — plus when you'll outgrow it. No email gate.
Chris Sibley ·
Job Costing in QuickBooks: The Complete Contractor Guide
How to set up job costing in QuickBooks Online and Desktop, do it without payroll, read the right reports, and fix the field-capture gap that starves the numbers.
Chris Sibley ·
QuickBooks for Contractors: What It Does, Where It Breaks
A working contractor’s honest read on QuickBooks: what it handles well, which version you actually need, where it falls apart on job costing, and what to pair with it.
Chris Sibley ·
Job Costing in QuickBooks Online: Setup, Steps, and Limits
Step-by-step job costing in QuickBooks Online: turning on Projects, getting every cost onto the job, the report that matters, and the field gap QBO cannot close.
Chris Sibley ·
QuickBooks Job Costing Reports: The Ones That Matter
The QuickBooks job costing reports worth opening — Project profitability in QBO, Job Profitability and Estimates vs. Actuals in Desktop — and what each one answers.
Chris Sibley ·
QuickBooks Classes vs Projects: Which One Tracks Jobs?
Classes and Projects answer different questions in QuickBooks. A contractor’s plain-English rule for which to use, a decision table, and one worked remodel example.
Chris Sibley ·
QuickBooks Desktop vs Online for Contractors in 2026
Desktop still job-costs deeper; Online is where Intuit is pushing everyone. What contractors gain and lose in the move, scoped to job costing — plus a migration checklist.
Chris Sibley ·
How to Export Receipts to QuickBooks (CSV and IIF)
Three real ways to get jobsite receipts into QuickBooks — the built-in snap, manual entry, and a field-capture export — with the exact file formats accountants want.
Chris Sibley ·
QuickBooks Receipt Scanner: What It Does, What It Misses
How QuickBooks receipt capture actually works, where it thins out on a jobsite, and the field-scanner pairing contractors use to keep every receipt on the right job.
Chris Sibley ·
What's a Good Profit Margin for a Construction Company? (2026)
The real answer: NAHB puts remodelers at 29.9% gross, 6.3% net in 2024 — but yours depends on overhead. Here is how to compute and benchmark your own.
Chris Sibley ·
Job Costing Example: A Real $42,000 Bathroom Remodel
A worked job costing example with real numbers: how a $42,000 bathroom remodel bid at 30% margin came back from the accountant at 12% — and the math behind it.
Chris Sibley ·
How to Job Cost HVAC Work (Installs and Service Calls)
How to job cost HVAC work, step by step: the cost buckets per install, why service calls hide inside a monthly P&L, and how per-job tracking shows which work pays.
Chris Sibley ·
Job Cost Tracking Apps vs. Spreadsheets: When to Switch
A contractor’s honest line for when job cost tracking on a spreadsheet stops working, the 7 things real job cost tracking software must do, and how to switch.
Chris Sibley ·
How I Job-Cost My Own Remodeling Jobs (Case Study)
The builder of Job Cost Pro runs a Fort Worth remodeling company. Here’s the exact per-job workflow he uses on his own bathrooms and kitchens, dogfooded daily.
Chris Sibley ·
Markup vs Margin: The Difference, in Contractor Math
Markup is figured on cost; margin is figured on price. Same dollars, two percentages — and bids die in the gap. The formulas, the conversion table, and one worked job.
Chris Sibley ·
How to Write a Contractor Invoice That Gets Paid
What goes on a contractor invoice line by line, how to number them, payment terms that work, deposits and progress billing, and when to send it. With a free template.
Chris Sibley ·
Construction Bookkeeping: A Contractor's Plain-English Guide
Construction bookkeeping is ordinary bookkeeping plus job costing — and that half decides whether you are profitable. The accounts, the monthly close, and what a bookkeeper costs.
Chris Sibley ·
Job Cost Sheet: What Goes On It + a Free Construction Template
What belongs on a job cost sheet, a free construction template with working formulas, and a real $42,000 bathroom filled in so you can see the variance column work.
Chris Sibley ·
How to Organize Receipts for Taxes (Without a Shoebox)
A receipt system that survives a busy year: capture at the counter, sort into Schedule C categories, keep digital copies, and know the $75 rule and the $2,500 rule before April.
Chris Sibley ·
Tax Deductions for Construction Contractors (2026 Checklist)
The write-offs that actually apply to the trades — tools, the truck, subs, permits, dump fees — plus the ones that are not, and the receipt rule behind all of them.
Chris Sibley ·
Construction Overhead: What It Is and How to Price It In
Construction overhead is every cost of staying open that no single job pays for — the truck, insurance, software, unbilled hours. How to find your rate and price it into every bid.
Chris Sibley ·
Construction Time Clock for Small Crews: How It Really Works
A construction time clock explained plainly: one-tap jobsite prompts, opt-in automatic clock-in, lunch and overtime rules, and what your crew’s privacy looks like.
Chris Sibley ·
How to Track Job Profitability Before the Job Ends
How to track job profitability while a job is still running: budget by phase, actuals as they land, committed costs, and a margin-today number you can trust.
Chris Sibley ·
Project Cost Tracker for Contractors: A System That Works
A project cost tracker only works if a contractor actually keeps it up. The five cost buckets, a one-page layout, a 5-minute daily habit, and where it breaks.
Chris Sibley ·
Free Job Costing Software: What Free Really Gets a Contractor
Free job costing software comes in three shapes — spreadsheet, expiring trial, real freemium tier. What each one actually gets you, and where it runs out.
Chris Sibley ·
Job Costing for Glass and Glazing Contractors
How glass job costing works: measure, fabrication lead time, a remake as a job cost line, two-trip install labor, and hardware — with a worked shower enclosure example.
Chris Sibley ·
How to Calculate the Total Cost of a Job (Full Formula)
The formula to calculate total job cost, worked three times with real numbers — labor, materials, overhead, and the markup vs. margin trap explained.
Chris Sibley ·
How to Calculate Labor Cost for a Construction Job
How to calculate labor cost for a construction job: wage plus taxes, comp, non-billable time, and tools — the loaded rate, built step by step with real numbers.
Chris Sibley ·
Top 10 Job Cost Pro Features Every Contractor Should Know
A full walkthrough of the ten Job Cost Pro features that actually change how a contractor tracks money — from AI receipt scanning to live per-job margin.
Chris Sibley ·
Concrete Job Costing: Driveways, Slabs, Foundations
Concrete margins swing on same-day material pricing, pour waste, and weather. Here is how to track a concrete job so your bid matches what it actually costs.
Chris Sibley ·
Painting Contractor Job Costing: A Practical Guide
Painting jobs bleed margin through material variance, underestimated labor hours, and small runs nobody tracks. Here is how painting contractors job cost for real.
Chris Sibley ·
Roofing Job Costing: Stop Guessing on Materials
Roofing margins get eaten by material overage, weather-delayed schedules, and fees nobody tracks. Here is how to job-cost a roof so you know the real number.
Chris Sibley ·
Remodeling Job Costing: What Chris Wishes He'd Known
Remodeling job costing means tracking every dollar one remodel costs — including the materials, subs, and change orders that get lost between jobs.
Chris Sibley ·
Automatic Clock-In at the Jobsite: No More Forgotten Timesheets
Crew forgets to clock out, timesheets get padded or shorted, and you spend Friday chasing hours. An automatic clock in app for contractors ends the guessing.
Chris Sibley ·
Voice Expense Logging: Track Costs Without Typing
Say an expense out loud in English or Spanish and check it before it saves to the job — no typing. Here is how voice capture works and when to use it.
Chris Sibley ·
Splitting One Receipt Across Multiple Jobs (the Right Way)
One supply run, two jobs, one receipt — here is how to split it so each project carries its real cost instead of one job eating the whole ticket.
Chris Sibley ·
AI Receipt Scanning for Contractors: How It Actually Works
A plain-English look at how AI receipt scanning works for contractors — what it reads correctly, what it can miss, and why you should always check its work.
Chris Sibley ·
How to Track Job Costs From Your Phone
Track job costs on your phone instead of a desk: snap receipts at the counter, log expenses by voice, and check a job’s live margin between tasks on the go.
Chris Sibley ·
Paying 1099 Subcontractors: A Contractor's Guide
How GCs actually pay 1099 subs: the difference from W-2 crew, job costing sub invoices correctly, W-9s, 1099-NEC basics, and protecting margin per job.
Chris Sibley ·
How Lien Waivers and Job Costing Work Together
A lien waiver says a job was paid in full. Sloppy job costing cannot prove that. The plain-English connection between the two, and how to keep the paperwork honest.
Chris Sibley ·
Job Costing Software Buyer's Guide: What to Actually Look For
Six questions that actually separate job costing tools, from a contractor who bought the wrong one first: field capture, margin visibility, pricing, and export.
Chris Sibley ·
How to Track Multiple Jobs at Once Without Losing Your Mind
Running 3+ jobs at once means receipts, crew, and budgets blur together. Here is how to keep every job separate and know which ones are actually making money.
Chris Sibley ·
How to Price a Bathroom Remodel (Real $42K Example)
How contractors actually price a bathroom remodel bid, category by category — with a real $42,000 Fort Worth job as the running example, margin included.
Chris Sibley ·
Fixed-Price vs Cost-Plus Contracts: Which Protects Your Margin?
Fixed-price and cost-plus protect different things. Here is how each actually works, when to use which, and why cost-plus lives or dies on your job costing.
Chris Sibley ·
Change Orders: How to Track Them Without Losing Money
Verbal "sure, no problem" changes are how contractors lose margin. How to price a change order fast, document it, and track its real cost against the price.
Chris Sibley ·
Contractor Bidding Mistakes That Kill Your Margin
Six real bidding mistakes that quietly wreck contractor margins — missing overhead, small material runs, no contingency, bidding off memory, and more.
Chris Sibley ·
Why "Profitable" Jobs Still Go Broke (The Margin Leak Problem)
A contractor can close good jobs all year and still end up broke. Here is the real reason: margin leaks — small, invisible costs that never get logged.
Chris Sibley ·
QuickBooks vs a Dedicated Job Costing App: When to Switch
QuickBooks runs the books. A dedicated job costing app captures cost in the field. Here is the honest division of labor and when contractors need both.
Chris Sibley ·
Job Costing Reports Every Contractor Should Read
A plain guide to job costing reports for contractors: what they show, the 7-step process behind them, real report types, and how often to actually read one.
Chris Sibley ·