Commercial Work Pays More. But Only If You Price It Like Commercial.
Tom has a great business built on residential work. He got a call from a GC he recently bumped into about a commercial project that needed to move fast. The job was bigger than anything he’d done before, the schedule was steady, and the contract total looked like a serious payday. Tom signed and got to work.
Six weeks later the job was done. The invoice went out. And then Tom waited. Net 60 terms meant the payment wouldn’t arrive for two more months after he finished. On top of that, the GC held 10 percent retention until final project approval, which stretched another two months beyond that. Tom had priced the job the same way he priced every residential job. Labor, materials, markup. He got the number right. He just didn’t account for when the money would actually show up. By the time the final payment landed, Tom had covered two payroll cycles, restocked materials for the next job, and paid his overhead out of pocket for months. The job wasn’t a loss. But it wasn’t what he expected either.
Why Commercial Is Worth Pursuing
The instinct to go after commercial work is sound. Jobs are larger, which means fewer estimates to hit the same revenue target. Commercial clients tend to run on schedules, which makes planning easier. Property managers and GCs who like your work will call you back, sometimes repeatedly for years. The hours are predictable. Nights and weekends are rare. And the total dollar amounts on contracts are hard to ignore when you’ve been grinding through residential jobs one at a time.
None of that is wrong. Commercial work can absolutely be more profitable than residential. The catch is that profitability depends entirely on whether you’ve priced and planned for what commercial actually involves.
The Assumption That Gets Owners in Trouble
Most contractors who move into commercial for the first time price it the same way they price residential. The work doesn’t look all that different. You still have labor hours, materials, and markup. The job is just bigger and runs longer. So the process feels like it should be the same, just scaled up.
That assumption is where the problem starts. Commercial isn’t just a larger version of residential. It has a different payment structure, different contractual obligations, and different administrative requirements. If your estimate doesn’t account for all of it, you can win the job, do the work, and still come out behind.
Where Commercial Is a Different Animal
Payment Terms
Residential work pays fast. A deposit up front, final payment at completion, sometimes cash that day. Commercial doesn’t work that way. Net 30, net 60, and net 90 are standard. Larger projects often use progress billing, meaning you invoice at set milestones rather than at the end. Either way, there is a gap between when the work is done and when the money arrives.
That gap has a real cost. If you finish a $40,000 commercial job and the contract terms are net 60, that $40,000 doesn’t exist for two months. In the meantime, payroll runs. Materials for the next job need to be purchased. Overhead doesn’t pause. If you don’t have a cash buffer or a line of credit, you are either borrowing to cover the gap or making decisions you wouldn’t otherwise make. Either way, there is a cost. Financing costs on a line of credit belongs in your estimate.
Retainage
Retainage, sometimes called retention, is standard in commercial work and almost unheard of in residential. When you work under a general contractor, they will typically hold back 5 to 10 percent of the contract value until the project reaches final approval. This isn’t a penalty. It’s how commercial contracts are structured.
On a $60,000 job with 10 percent retainage, $6,000 of your contract doesn’t exist until the end. That end point might be a few weeks after you finish your scope, or it might be several months later depending on when the overall project wraps up and passes final inspection. Read the contract carefully to understand the release conditions. There are usually lien release forms that have to be signed before retainage is paid out.
Now run two or three commercial jobs at the same time. If each one has $6,000 or more sitting in retainage, you are carrying a significant amount of earned but unpaid revenue. That changes your cash position considerably compared to residential work where you collect what you’re owed at the end of each job.
Punch Lists
Residential callbacks are informal. A homeowner calls, you go fix something, you’re done.
Commercial punch lists are a formal process controlled by the GC or an inspector, and they are tied directly to your final payment and the release of retention.
As the project wraps up, the GC will compile a punch list of items that need to be addressed before sign-off. Commercial inspections are more thorough and held to a higher standard than residential. They take longer and they go deeper. Occasionally a punch list item turns out to be damage caused by another subcontractor. If that happens, get a change order before you touch it or you will not get paid for that work.
What matters financially is the timeline. If your job is complete in week eight but the punch list process drags through week ten, and retention isn’t released until week fourteen, you have been waiting six weeks past job completion for the last part of your payment. That delay wasn’t in your original estimate. Price it like it will happen, because it usually does.
Paperwork and Administrative Costs
Commercial contracts are longer and more detailed than residential agreements. If the legal language isn’t something you’re comfortable reading on your own, sit down with a business attorney before you sign. Change orders need to be submitted and tracked. Progress notes are standard. The administrative load per job is significantly higher than what you’re used to.
Two specific items catch a lot of contractors off guard.
The GC will require a Certificate of Insurance before work begins. This isn’t the generic insurance form you might hand a homeowner. The COI needs to be issued directly from your insurance agent, list the GC as the certificate holder, and often also name them as an additional insured. The required coverage limits on a commercial job are frequently higher than what a residential only contractor carries. If your policy needs to be increased to qualify for the job, that premium increase is a real cost that belongs in your estimate. It may also stay at the higher level at renewal if you continue doing commercial work.
Pre-liens are the other one. A preliminary lien notice is how you preserve your legal right to get paid if payment becomes a problem. It is not filed once at the start of the job. It has to be tracked across specific deadlines throughout the project timeline, and those deadlines vary by state. If you miss a step, you lose the leverage. On a $60,000 job with 10 percent retention, a missed pre-lien deadline means you have no legal tool to force the release of that $6,000 if a dispute comes up. The cost isn’t just paperwork. It’s the money you’ve already earned. The process is learnable, but it’s worth taking a class or working with someone who knows your state’s requirements before your first commercial job. There are also nominal filing costs to account for.
All of this takes time. If you are the one handling contracts, COIs, pre-lien filings, change order tracking, and progress invoicing, those hours are coming out of time you would otherwise spend estimating, selling, and running the business. For a project or two, that may be manageable. As commercial becomes a bigger part of your mix, that administrative load becomes its own line item in your overhead calculation.
How to Estimate Commercial Work
Residential estimating is straightforward. Price the work: labor, materials, markup. The job is short, payment is fast, and the risk is low.
Commercial estimating starts the same way and then adds a layer. You are pricing the work plus the cost of waiting.
Start with your standard labor and material costs. Then ask: when will I actually get paid, and what does it cost me to carry this job until then? Factor in the carrying cost of payment terms, whether that’s the interest on a line of credit or the cash buffer you’re tying up. Identify the full retention amount up front and treat it as money that won’t exist until the end of the job. Build a buffer for punch list time and the additional labor and materials that may come with it. Spread your overhead across the full job cycle rather than compressing it the way you would on a short residential job. Add your insurance cost increase if the job requires higher coverage. And account for the administrative hours the job will require, either as your own time or as a cost if you’re paying someone else to handle it.
Commercial doesn’t mean complicated. It means accounting for the full picture of the job, not just the field work.
Running Both at the Same Time
Most contractors don’t need to choose between residential and commercial. The two can run together in the same business. But they need to be managed as two separate cash flow profiles, not treated as interchangeable.
A month where most of your work is residential looks very different from a month where most of your work is commercial, even if the total revenue on paper is exactly the same. Residential brings cash in quickly. Commercial ties it up longer. If you’re planning payroll, purchasing materials, and managing overhead without accounting for that difference, a strong commercial month can still put you in a cash squeeze. Know which jobs are paying when, and plan accordingly.
If you know someone heading into their first commercial job, send this article their way!
The Bottom Line
Commercial work is worth pursuing. The jobs are larger, the schedules are steadier, and the repeat business potential is real. But worth it depends entirely on how you’ve priced it.
The owner who treats a $60,000 commercial job like a $60,000 residential job isn’t making more money. They’re waiting longer for the same margin, or less, while carrying costs they didn’t plan for. The owner who understands the payment structure, builds the full cost into the estimate, and manages the cash flow intentionally is running a more profitable business. Price it right and commercial can be one of the strongest decisions you make for your business.
If you're starting to take on commercial work and want to make sure your numbers are set up to support it, I'd be glad to talk through where you are. Visit masterplanaccounting.com to get started or book a call here.