Roofing Business Buyer Checklist (Australia)
Buying a roofing business in Australia is not the same as buying a plumbing or electrical business. The licensing structure is different, the revenue is more seasonal, the equipment is expensive and depreciates hard, and the workforce tends to be a mix of employees, subcontractors, and working directors — which makes financial verification genuinely tricky.
This checklist covers what to verify before you sign anything. It's built around the specific characteristics of Australian roofing businesses: state-by-state licensing requirements, ATO benchmark ranges for materials and labour, the questions a good accountant will ask, and the red flags that experienced buyers have learned to spot (usually the expensive way).
If you're still deciding whether a roofing business is worth pursuing at all, start with whether a roofing business is a good investment and how much a roofing business is worth before working through this checklist.
Why roofing businesses need a specific checklist
Most general-purpose due diligence checklists miss the things that specifically matter in roofing. They'll cover financials and customer lists — that's fine — but they won't remind you to verify that the roof plumbing licence transfers with the business entity, or that the fleet of utes and trailers has been properly maintained rather than run into the ground.
A broker told me about a deal last year where a buyer did a thorough job on the financials but skimped on equipment inspection. Turned out three of the four site vehicles needed major repairs within six months of settlement. The purchase price had accounted for working trucks. The buyer's first year cash flow hadn't.
This checklist also covers what the due diligence process looks like for any service business, but with the roofing-specific items layered in — licensing, equipment, seasonality, subcontractor arrangements.
For valuation context alongside this checklist, the Roofing Business Valuation Checklist covers the EBITDA normalisation and multiple calculation in detail.
Three things roofing buyers commonly miss
1. Licensing is state-specific and not always transferable
In most Australian states, roofing work above a certain value requires a contractor's licence held by a nominated supervisor. When you buy the business entity, you buy the company — but the licence belongs to the individual who holds it. If that person is the current owner and they're leaving after settlement, the licence doesn't automatically stay with the business. You need a plan for who holds the licence from day one.
2. Subcontractor dependency is a different risk to employee dependency
A lot of roofing businesses run a hybrid model — a small core of direct employees supplemented by subcontractors who are brought in for larger jobs. That's normal and often efficient. The risk is when those subcontractors are loyal to the owner personally, not the business. If the owner was paying them above-market rates or giving them priority work, those relationships may not survive new ownership. Check the subcontractor roster and understand the nature of each relationship.
3. Seasonal cash flow can disguise a shaky business
Roofing revenue in Australia tends to cluster in autumn and spring — post-storm work, pre-summer commercial projects, the practical windows before extreme heat and wet weather. A business can look strong in its peak months and genuinely fragile in January and February. Look at monthly revenue and cash flow across two full years, not just annual totals. Owner dependency is often more pronounced in slow periods, when the owner is the one making calls and chasing work.
This is covered in depth in Module 2 of the Playbook.
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