Key takeaways:

Growing – or planning to grow – your business? Here's what you need to know about managing cash during expansion:

Growth often creates cash pressure because expenses rise before new revenue arrives. Understanding this timing gap helps you plan ahead.
Four operational strategies can stabilize liquidity: strengthening receivables, building payables flexibility, optimizing working capital, and maintaining reserves.
Working capital (current assets minus current liabilities) acts as your stability engine during periods of change.

Running a growing business means navigating a particular kind of tension. Your sales numbers look strong. Customer interest is climbing. You're hiring, expanding services, maybe taking on larger projects. And yet, somehow, cash feels tighter than it did six months ago.

It's one of the most counterintuitive challenges of entrepreneurship: the moment your business starts to fly is often the moment your cash flow starts to feel the most turbulence. You're not imagining it, and you're not alone in this experience. According to the Federal Reserve's Small Business Credit Survey, 66% of small business owners report challenges with capital access and cash flow, issues that often intensify precisely when a business is growing.¹

You know your business is profitable. You can see the revenue climbing on your P&L. But when you look at your checking account, the numbers tell a different story. That disconnect between what you've earned and what you can actually spend creates real pressure: delaying equipment purchases, second-guessing hiring decisions, lying awake wondering if you'll have enough cash to cover next month's expenses.

But here's the good news. Cash management during growth doesn't require complex financial modeling or expensive software. It comes down to understanding a few operational fundamentals and building simple, consistent habits around how money moves through your business. This article walks through four approachable strategies that can help you maintain steadier cash flow as your business scales, and introduces a practical framework for evaluating tight-cash moments when they arise.

Why growth can strain cash

When your business expands, the timing gaps between when you spend money and when you receive it tend to widen. That's the core reason growth creates cash pressure.

Consider what happens operationally during expansion. You take on a larger project, which means buying more materials or hiring additional help before the client pays. You land a new contract that requires upfront inventory investment. You extend payment terms to attract bigger customers, which means waiting longer for receivables to convert to cash. Meanwhile, your existing obligations (payroll, rent, supplier invoices) continue arriving on their regular schedules.

The math is straightforward, but the impact can catch owners off guard. Let's say you run a marketing agency and land a $30,000 project with net-60 payment terms. You immediately need to cover contractor fees, software subscriptions, and project expenses, perhaps $12,000 in the first month. That's $12,000 out the door while the $30,000 sits in accounts receivable for two months. If you have three projects like this running simultaneously, you can see how quickly available cash gets absorbed.

This pattern shows up across industries. Construction companies experience it when they purchase materials before progress payments arrive. Healthcare practices face it when insurance reimbursements lag behind service delivery by 45 to 60 days. Manufacturing businesses encounter it when they scale production to meet larger orders but must pay suppliers on shorter terms than they receive from customers.

The strain isn't a sign something's wrong with your business model. It's a natural consequence of the timing structure that governs how most commercial transactions work. Understanding that structure, and building strategies around it, gives you more control over liquidity during periods of change.

Strategy 1: Strengthen accounts receivable for more predictable inflows

As your business grows, your accounts receivable balance typically grows with it. More customers, larger invoices, longer payment cycles. All of this means more money waiting to arrive. The challenge isn't just collecting faster (though that helps). It's creating more predictability around when payments will actually land in your account.

One useful metric here is Days Sales Outstanding (DSO), which measures the average number of days it takes to collect payment after a sale. You calculate it by dividing your accounts receivable by your average daily sales. If your AR balance is $40,000 and your average daily sales are $1,000, your DSO is 40 days. That number tells you how long cash is typically tied up in receivables.

The goal isn't necessarily to drive DSO down to zero. Some industries naturally operate with longer collection cycles. What matters more is consistency. If your DSO suddenly jumps from 35 days to 55 days, that's a signal that cash inflows are slowing, which affects your ability to cover near-term expenses.

Strengthening AR often comes down to relationship-based communication rather than aggressive collection tactics. Sending invoices promptly and following up before payments are due (not just after they're late) helps customers prioritize your invoice. For larger clients, a quick check-in call a week before the due date can surface potential delays early, giving you time to adjust your own cash planning.

Professional services firms often find success by breaking large projects into milestone-based billing, which brings cash in throughout the engagement rather than all at once at the end. Healthcare practices benefit from verifying insurance information up front and setting clear payment expectations for patient responsibility portions. Manufacturing businesses sometimes negotiate partial deposits on large orders to reduce the cash gap between production costs and final payment.

The underlying principle is the same across industries: the more visibility and predictability you build into your receivables process, the more confidently you can manage the rest of your cash obligations. For more strategies on managing business cash flow timing, explore First Horizon Bank's Small Business Cash Management solutions.

Strategy 2: Build flexibility into accounts payable to manage cash timing

If accounts receivable (AR) represents money coming in, accounts payable represents money going out. During growth, managing the timing of outflows becomes just as important as accelerating inflows.

Many business owners view payables as fixed obligations: invoices arrive, and you pay them as quickly as possible to maintain good supplier relationships. That's admirable, but it can also create unnecessary cash pressure if you're paying bills faster than your customers are paying you.

Building flexibility into accounts payable (AP) doesn't mean delaying payments irresponsibly or damaging vendor relationships. It means understanding your payment terms, using the full window those terms provide, and communicating openly with suppliers when timing challenges arise.

Let's say a supplier offers net-30 terms, but you've been paying within 10 days out of habit. That's 20 days of cash sitting with your supplier instead of in your account, cash you might need to cover payroll or an unexpected expense. Using the full 30-day window isn't taking advantage of anyone. It's honoring the terms both parties agreed to.

When cash gets particularly tight, many suppliers are willing to work with you if you communicate proactively. A quick conversation explaining that you need to extend payment by a week, and offering a clear timeline for when they can expect payment, often preserves the relationship better than simply missing a due date without explanation.

Retail businesses often benefit from negotiating staggered payment schedules with suppliers during seasonal peaks, allowing inventory costs to align more closely with sales revenue. Restaurants sometimes work with food distributors to adjust delivery frequency during slower periods, which reduces the size of individual invoices and smooths cash outflows. Marketing agencies may negotiate retainer-based arrangements with freelancers, creating more predictable monthly expenses instead of lumpy project-based payments.

The key is viewing AP as a tool for managing cash timing, not just an obligation to clear as fast as possible. When you build flexibility into how you manage outflows, you create breathing room that helps you navigate the natural variability of business growth.

Strategy 3: Optimize working capital as your stability engine

Working capital is one of those terms that sounds more complicated than it is. At its core, it's simply a measure of your business's short-term financial health: the difference between what you have readily available (current assets) and what you owe in the near term (current liabilities).

The formula is straightforward:

Working Capital = Current Assets - Current Liabilities

Let's break that down with a real example. Say your business has:

$50,000 in current assets (cash, accounts receivable, inventory)
$30,000 in current liabilities (accounts payable, short-term debt, accrued expenses)

Your working capital is $20,000. That's your operational cushion, the amount of liquidity available to cover day-to-day expenses, absorb unexpected costs, or invest in growth opportunities. Here's why this matters during expansion. As your business grows, both sides of the working capital equation typically increase. You carry more inventory to meet demand. Your receivables balance grows as you take on more customers. At the same time, your payables increase as you purchase more supplies, and you may take on short-term financing to fund growth initiatives.

The question isn't whether these balances grow (that's natural). The question is whether they're growing in proportion to each other, or whether one side is outpacing the other in ways that squeeze liquidity.

Think of working capital as the oil in your business's engine. Without enough of it, the friction from growth can cause the entire system to seize up, even if the engine itself is powerful. Many growing businesses find their current liabilities rising faster than their current assets, which shrinks working capital and creates cash pressure. This often happens when payment terms with suppliers are shorter than payment terms with customers, or when inventory sits longer than expected before converting to sales.

"Many owners focus on their P&L, but I always tell them to watch their working capital ratio," says Tim Harris, Business Banking Manager at First Horizon. "It's the true measure of your operational health and your ability to weather the unexpected storms that come with growth."

Optimizing working capital means actively managing the relationship between these components. If receivables are growing, are you also negotiating longer payment terms with suppliers to balance the timing? If you're investing heavily in inventory, do you have enough cash reserves or credit capacity to cover operating expenses while that inventory converts to sales?

According to the Federal Reserve's Small Business Credit Survey, working capital management is one of the top financial challenges cited by growing businesses.² The businesses that navigate this successfully tend to monitor their working capital ratio (current assets divided by current liabilities) regularly and make small adjustments before problems become urgent.

A healthy working capital ratio typically falls between 1.2 and 2.0, meaning you have $1.20 to $2.00 in current assets for every dollar of current liabilities. Below 1.0 suggests potential liquidity problems. Above 3.0 might indicate you're holding too much idle cash or inventory that could be deployed more productively.

Understanding working capital as a system, where AR, AP, inventory, and cash all interact, helps you see how adjustments in one area ripple through the others. For additional guidance on working capital fundamentals, Investopedia offers helpful context. Working capital is your stability engine, and keeping it tuned matters more during growth periods than at any other time. For additional support in managing working capital during expansion, consider exploring First Horizon's Small Business Borrowing options.

Strategy 4: Build and maintain cash reserves to absorb growth volatility

Cash reserves are a bit different than working capital; whereas working capital is cash needed to operate, cash reserves act as your buffer against the unpredictability that comes with growth. When a large invoice gets delayed, when an equipment repair comes up unexpectedly, or when you need to make an upfront investment before revenue arrives, reserves give you the flexibility to keep operating without disruption.

The challenge is that growth often depletes reserves at the exact moment you need them most. You're investing in new equipment, hiring staff, increasing inventory, or extending credit to larger customers. All of which pull cash out of your business before the growth generates returns.

Most financial advisors recommend maintaining reserves equal to three to six months of operating expenses, though the right amount depends on your industry, revenue predictability, and risk tolerance. Construction companies, which often face long payment cycles and weather-related disruptions, may need reserves on the higher end. Professional services firms with steady retainer income might operate comfortably with less.

"We encourage clients to think of cash reserves not just as an emergency fund, but as a 'strategic opportunity fund,'" notes Tim Harris, Business Banking Manager at First Horizon. "It's what allows you to say 'yes' to a big order or a key hire when your competitor can't."

The key is building reserves intentionally, not waiting until you have "extra" cash lying around. That might mean setting aside a small percentage of revenue each month, directing a portion of profitable quarters toward reserves, or establishing a line of credit that functions as a reserve backstop during tight periods.

Healthcare practices often maintain higher reserves to cover the lag between service delivery and insurance reimbursement. Retail businesses build reserves ahead of seasonal peaks to fund inventory purchases before holiday sales arrive. Marketing agencies sometimes maintain reserves equal to one or two months of payroll, knowing that client payment timing can be unpredictable.

Reserves aren't just about surviving emergencies. They're about having the liquidity to take advantage of opportunities: a bulk purchase discount from a supplier, a chance to hire a key employee, or the ability to take on a large project that requires upfront investment. According to SCORE's guidance on cash reserves, businesses with adequate reserves report lower stress levels and greater confidence in their ability to navigate uncertainty.

Growth creates volatility. Reserves help you absorb it without compromising your core operations or your ability to serve customers well.

FAQs for cash flow management in a growing business

Why does cash get tighter when my business is growing?
Growth widens the timing gap between when you pay expenses and when you receive revenue. You invest in inventory, labor, and materials upfront, but customer payments arrive later, sometimes much later. This creates temporary cash pressure even when sales are strong.

Is negative cash flow always a warning sign?
Not necessarily. Many healthy, growing businesses experience periods of negative cash flow when they're investing heavily in expansion. The key is whether it's temporary and planned, or ongoing and unmanaged. Negative cash flow becomes concerning when it's sustained without a clear path back to positive territory.

What role do AR and AP play in cash stability?
Accounts receivable and accounts payable directly affect cash timing. AR represents money you're waiting to receive; AP represents money you're waiting to pay. Managing both strategically (collecting receivables predictably and using your full payment terms with suppliers) helps smooth cash flow during growth.

How much working capital do I need?
A healthy working capital ratio typically falls between 1.2 and 2.0, meaning you have $1.20 to $2.00 in current assets for every dollar of current liabilities. The right amount depends on your industry, growth rate, and how much variability you face in revenue and expenses. For more detailed guidance, visit the SBA's cash flow management resources.

When should I consider a line of credit or loan?
A line of credit makes sense when you face predictable timing gaps (like seasonal inventory needs or project-based expenses) and need flexible access to cash that you'll repay once receivables arrive. It acts as a working capital bridge during growth. A term loan works better for one-time investments like equipment or expansion projects.

What's the difference between profit and cash flow?
Profit is an accounting measure showing revenue minus expenses over a period. Cash flow tracks actual money moving in and out of your business. You can be profitable on paper while experiencing cash shortages if revenue is tied up in receivables or invested in inventory. Understanding both metrics matters. For a deeper explanation, explore cash flow basics in our first article in this series.

Growth brings complexity, but also opportunity

Managing cash during business growth requires attention, but it doesn't require perfection. The strategies outlined here (strengthening receivables, building payables flexibility, optimizing working capital, and maintaining reserves) are practical habits you can implement gradually, adjusting as you learn what works best for your specific situation.

The Cash Pressure Decision Framework gives you a starting point for interpreting tight-cash moments and identifying which operational areas might need focus. Use it as a regular check-in tool, not just during emergencies, and you'll start seeing patterns that help you plan ahead.

Growth creates complexity, but it also creates opportunity. The chance to build systems and habits that support your business not just today, but as you continue scaling. If you'd like to talk through your specific cash management challenges with someone who understands your industry, connect with a First Horizon banker who can offer guidance tailored to your business's stage and goals.

Visit our Small Business Hub to explore resources and connect with an advisor.

Ultimately, smart cash management gives you more than just stability. It gives you freedom – the freedom to lead with confidence, invest with conviction, and build a business that's not just growing, but built to last.

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Sources:

^1,2Federal Reserve Banks, "Small Business Credit Survey: 2023 Report on Employer Firms,"
https://www.fedsmallbusiness.org/survey/2023/report-on-employer-firms

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