Credit Cards for Entrepreneurs: How Startups Use Plastic to Fund Growth
Credit cards are the second most-used source of startup capital in the U.S. Learn why entrepreneurs rely on them, what the real risks are, and how to use them without getting buried in debt.
Bizee Editorial Staff
Editorial Team
Introduction
Credit cards have become the second most-used source of startup capital in the U.S., behind only personal and family savings. Entrepreneurs use them for fast access to working capital, expense tracking, and rewards — but high interest rates and personal liability make them a tool that rewards discipline and punishes debt.
Why entrepreneurs use credit cards to fund startups
Entrepreneurs use credit cards because they're fast, flexible, and available when traditional bank loans aren't. Small business lending tightened significantly after the 2008 financial crisis, with big banks pulling back from term loans to smaller businesses. Credit cards filled that gap. The use of credit cards by small businesses nearly doubled between January 2021 and January 2023, and 55.3% of businesses reported using a business credit card in the past year.
The appeal goes beyond access. Credit cards give entrepreneurs immediate working capital for supplies, inventory, software, and travel — without the paperwork or wait time of a loan application. They also serve as a financial buffer during slow periods, letting a business cover expenses while waiting on client payments.
Most entrepreneurs who use cards well treat them as a short-term bridge, not a long-term funding strategy. That distinction matters more than most people realize when they're starting out.
Famous founders who used credit cards
Credit card financing isn't a last resort — some of the most recognized businesses in the world got their start on plastic. These stories are worth knowing, not because they make credit card debt sound glamorous, but because they show how founders used cards as a bridge when no other capital was available.
Sergey Brin and Larry Page spent about $15,000 on a terabyte of disk storage across 3 credit cards in the early days of Google. Brin described it in a 2000 MIT Technology Review interview as a straightforward decision — they needed the hardware and cards were how they got it.
Airbnb
Joe Gebbia, a co-founder of Airbnb, joked in a 2016 episode of How I Built This that an early funding round was called "The Visa Round" — they cycled through Visa, Mastercard, and Amex, maxing out each one. CEO Brian Chesky ran up roughly $25,000 in personal credit card debt during that period, keeping the cards in a baseball card binder.
Spanx
Sara Blakely trademarked "Spanx" for $150 using her credit card. She's posted about it publicly as a point of pride — the entire early investment in the brand fit on a single card transaction.
The real risks of using credit cards for startup financing
Credit cards are one of the most debated sources of small business financing in the U.S. — and the debate exists for good reason. The flexibility that makes them useful is the same thing that makes them dangerous if balances aren't managed carefully.
High interest rates
Business and personal credit cards used for startup financing typically carry APRs in the double digits — often at or above 20% on revolving balances. Carrying a balance from month to month means paying a significant premium on every dollar you borrowed. If a startup's cash flow can't cover the full balance, interest compounds fast and can erode the business's finances before it gets traction.
Personal liability
Most business credit cards in the U.S. require a personal guarantee. That means if the business can't pay, you're on the hook for the debt personally — even if you've formed an LLC or corporation. If the startup fails with a balance on the card, the debt doesn't disappear with the business.
Credit score impact
High utilization — carrying large balances relative to your credit limit — can lower your personal credit score. Late or missed payments make it worse. Both outcomes can raise your borrowing costs or cut off access to other financing you'll need later. Keeping utilization below 30% of your available credit limit is a widely cited threshold for protecting your score.
Debt accumulation
Young businesses — those in operation for less than 10 years — have the highest credit card usage. Reliance on cards tends to decline as businesses mature and qualify for other financing. But in the early years, it's easy to let card balances grow to cover ongoing expenses rather than one-time needs. Using cards for long-term operating costs rather than short-term gaps is where debt accumulates fastest.
Best practices for using credit cards in your business
Used with discipline, credit cards are a legitimate and useful part of a startup's financial toolkit. The entrepreneurs who use them well follow a few consistent habits that keep the benefits without letting the costs spiral.
Keep business and personal cards separate. Pay the business card from your business checking account. This makes bookkeeping cleaner, keeps your records accurate, and makes tax season easier to navigate.
Pay the full balance each month. Rewards cards almost always carry high APRs. The rewards are only worth it if you're not paying interest. If you can't pay in full, the interest will cost more than the points are worth.
Keep utilization below 30% of your credit limit. High utilization hurts your personal credit score and can make it harder to get other financing when you need it.
Set up autopay for at least the minimum balance. This protects you from late fees and penalty interest rates triggered by a missed payment.
Reconcile your card statement monthly against your accounting software. This catches duplicate entries, missed deductions, and any fraudulent charges before they become a bigger problem.
Shop for the card that fits your spending. Bonus categories vary — some cards offer more rewards on travel, others on dining or office supplies. Match the card to where your business actually spends money.
Factor in annual fees before you sign up. A card with a $150 annual fee needs to return at least $150 in value through rewards or credits to break even. Run the numbers before committing.
Alternatives to credit card financing
Credit cards work well for short-term gaps and smaller purchases. For larger capital needs or ongoing operating costs, other options carry lower interest rates and don't put your personal credit on the line the same way.
Business line of credit
A business line of credit gives you access to a preset funding limit. You draw only what you need and pay interest on the amount used — not the full limit. This makes it a more cost-effective alternative to revolving credit card balances for working capital needs.
Microloans
Microloans are small, short-term loans — often up to about $50,000 — offered by nonprofits and government-related programs to entrepreneurs who may not qualify for traditional bank loans. They typically carry lower interest rates than credit cards and don't require the same credit history.
Invoice financing
If cash flow gaps come from slow-paying clients, invoice financing — also called receivables financing or factoring — lets you borrow against or sell unpaid invoices to a financing company. You get cash now without adding to your credit card balance.
Crowdfunding
Crowdfunding platforms let startups raise money from a large number of people online — often in exchange for rewards, preorders, or equity. It's not debt, so there's no interest and no personal guarantee. The trade-off is that it takes time to build a campaign and there's no guarantee you'll hit your funding goal.
FAQ
It's significant. In 2024, entrepreneurs ranked credit cards carrying balances as the second most-used source of startup capital in the U.S., behind only personal and family savings. The use of credit cards by small businesses nearly doubled between January 2021 and January 2023, with 55.3% of businesses reporting use of a business credit card in the past year.
The main trade-offs are high interest rates, personal liability, and credit score risk. Business credit cards typically carry APRs at or above 20% on revolving balances. Most require a personal guarantee, so if the business can't pay, you're personally on the hook. High utilization can also lower your personal credit score and make future financing harder to get.
The biggest risks are debt accumulation, personal liability, and credit score damage. If balances aren't paid in full each month, interest compounds fast — often at 20% or higher. Most business cards require a personal guarantee, meaning the debt follows you personally if the business fails. Late payments and high utilization can also hurt your personal credit score and cut off access to other financing.
A dedicated business credit card is the better choice. It keeps business expenses separate from personal charges, which makes bookkeeping cleaner and tax records more accurate. That said, most business cards still require a personal guarantee, so the liability protection isn't as strong as it might seem. Either way, keep business and personal spending on separate cards and pay the business card from your business checking account.
It depends on what you need the money for. A business line of credit works well for ongoing working capital — you draw only what you need and pay interest on that amount. Microloans are worth exploring if you need up to $50,000 and don't qualify for a bank loan. If slow-paying clients are the problem, invoice financing lets you borrow against unpaid invoices instead of adding to a card balance.
Keep your utilization below 30% of your available credit limit, pay on time every month, and pay the full balance when you can. High utilization and late payments are the 2 biggest drivers of credit score damage for entrepreneurs using cards for startup expenses. Setting up autopay for at least the minimum balance protects you from missed payments if things get busy.
