Your income statement says you made $400,000 last year. Your bank account says you're scrambling to make payroll. Both numbers are accurate. Neither one is lying to you. But if you don't understand why they're different, you'll make decisions that slowly strangle your business.
What your P&L actually measures
Accounting profit—the number on your income statement—follows rules designed to match revenue with the expenses that created it. You bill a $50,000 project in December, it shows up as December revenue even if the client pays in February. You buy a $200,000 piece of equipment, only $40,000 hits your P&L this year as depreciation even though you wrote the check six months ago.
This isn't a flaw. It's the whole point. Accrual accounting shows you whether your business model works—whether the work you're doing generates more value than it costs to deliver. A construction company that completes a profitable project has earned that profit, regardless of when the draw requests get funded.
But here's the problem: you can't pay your electricians with accrual profit.
Where the cash actually goes
Real profit—the money you can actually touch—gets eaten by three things that never show up on your income statement:
Accounts receivable growth. Every dollar sitting in AR is a dollar you earned but can't spend. If you grew revenue from $2 million to $3 million this year and your customers pay in 45 days, you've got an extra $125,000 trapped in receivables. That's not a rounding error. That's a quarter of your reported profit for many businesses.
Inventory and work-in-progress. Manufacturers and contractors know this pain intimately. You buy materials, pay your crews, carry the job for 60 or 90 days before you can bill—and that entire investment is invisible on your P&L until the project closes.
Debt principal payments. Your income statement shows interest expense. It doesn't show the principal portion of your loan payments. A business paying $15,000 a month on equipment loans might only see $4,000 of that on the P&L. The other $11,000 comes straight out of cash.
A real example
Take a manufacturing company doing $5 million in revenue with a 12% net margin—$600,000 in profit. Solid business, right? Now look at what happened to the cash:
- Receivables increased by $180,000 (customers paying slower as you grew)
- Inventory increased by $120,000 (more raw materials on hand)
- Loan principal payments totaled $140,000
- Owner took $200,000 in distributions
That's $640,000 going out. The business is profitable on paper and broke in practice. The owner is wondering why growth feels like drowning.
Which number matters more
Neither. They answer different questions.
Accounting profit tells you whether your business model is sustainable—whether you're charging enough, controlling costs, and building something that creates value. If your P&L shows losses year after year, no amount of cash management will save you.
Cash profit tells you whether you can survive long enough to realize that value. A business can be profitable for years while slowly bleeding out because growth consumes more cash than operations generate.
The danger zone is when they diverge significantly. Strong accounting profit with weak cash flow means you're growing faster than your balance sheet can support. Strong cash flow with weak profit means you're liquidating the business—collecting old receivables, selling inventory, not replacing equipment—and the bill will come due.
Where to start
Pull your last twelve months of financials and calculate both numbers. Start with net income, then add back depreciation, subtract principal payments, and adjust for changes in receivables and inventory. The gap between those two numbers tells you how much stress your growth is putting on your cash.
If you're not sure how to do this—or if the gap is bigger than you expected—that's exactly the kind of financial clarity Laverton Advisory builds for founder-led businesses.
Derek Hammock is a CPA and fractional CFO at Laverton Advisory. He works with founder-led businesses to build the financial clarity they need to make better decisions.