The default chart of accounts in QuickBooks or any other accounting software doesn’t work well for construction. It lumps everything into broad categories that make it impossible to see where your money goes on each job. Setting it up right from the beginning saves you from reorganizing everything later when you actually need useful financial reports.

Start with your income accounts. Most construction companies need a few revenue categories but not dozens. You might separate contract revenue from time and materials work, change orders, and smaller service or repair jobs. Three to five income accounts is usually enough to see where your revenue comes from without making invoicing a headache.

The most important section is Cost of Goods Sold, sometimes labeled Job Costs or Cost of Revenue. This is where you track everything that goes directly into completing a project. Break it into categories like materials and supplies, subcontractor costs, direct labor for crew members on jobs, equipment rental, permits and fees, and dump or hauling fees. These categories let you calculate real gross profit by job. If materials and subcontractor payments land in the same account, you can’t tell whether you’re overspending on subs or buying too many materials. That breakdown matters when you’re trying to bid more accurately.

Keep operating expenses completely separate from job costs. Rent, office supplies, insurance, vehicle expenses, advertising, accounting fees, and phone bills are overhead that doesn’t tie to a specific job. The distinction between job costs and overhead is what gives you a meaningful gross profit number. When overhead gets mixed into job costs, your margins on individual jobs look distorted and you lose the ability to identify which projects are actually making money.

On the balance sheet, construction companies often need accounts that other businesses don’t. Retention receivable tracks the portion of invoices that customers hold back until project completion. If you hold retention from your subs, you’ll want a retention payable account too. Without these, your receivables and payables show inflated numbers that don’t reflect what you can actually collect or what you actually owe right now.

Don’t create an account for every possible expense. A chart of accounts with 200 line items is harder to use and more error-prone than one with 40 or 50. If you’re not sure whether something needs its own account, it probably doesn’t. You can always add accounts later when you find yourself wanting more detail in a specific area. QuickBooks Online setup done correctly from the start means you won’t have to redo this work six months down the road.

Number your accounts if your software allows it. A common structure uses 1000s for assets, 2000s for liabilities, 3000s for equity, 4000s for income, 5000s for job costs, and 6000s through 7000s for operating expenses. Numbering keeps everything organized and makes it easy to add new accounts in logical places as your business grows.

The real value of a well-built chart of accounts shows up when you run reports. With the right structure, your profit and loss tells you gross margin by job type, which cost categories are trending up, and whether overhead is eating into your profits. Without it, you’re looking at numbers that don’t mean much and can’t answer basic questions about your business.

If your books are already disorganized or you’re starting fresh and want it done right, contractor bookkeeping services built around how construction companies actually operate will give you financials you can use to make real decisions instead of just filing taxes.