What are the 5 types of accounts?

The Five Pillars of Accounting: Understanding the Core Account Types

Every business, whether a growing startup or a well-established company, runs on numbers—and at the heart of those numbers are accounts. These accounts form the foundation of financial reporting and help paint a clear picture of a company’s health. There are five main types of accounts that every business owner and accountant must understand: assets, liabilities, equity, revenue, and expenses.

Assets are what a company owns—things like cash, inventory, property, and equipment. They provide future economic value and appear on the balance sheet. On the other side of the ledger are liabilities, which represent what the company owes, such as loans, accounts payable, or mortgages.

When you subtract liabilities from assets, you get equity—essentially, the owners’ stake in the business. It reflects retained earnings and capital contributions and shows what’s left after all debts are paid.

Then there’s revenue, which tracks the income a business earns from its operations. This includes sales, service fees, or any other earnings tied to its core activities. Revenue appears on the income statement and is a key indicator of performance.

Finally, expenses cover the costs of running the business—rent, salaries, utilities, and supplies. Tracking expenses accurately helps determine net profit and ensures smart financial decisions.

Together, these five account types form the backbone of double-entry bookkeeping. They ensure every transaction is recorded properly, maintaining the balance between what a company owns and owes. Whether you're managing your own books or working with an accountant, understanding these core categories is essential for clarity, compliance, and long-term success.