Expert business support with local know-how and flexible solutions. Transaction Accounts Payment Solutions Loans and Finance Savings Accounts Industry Banking FX and International Explore tools for every stage of your business journey Wherever your idea begins, having the right support can help you take the next step with confidence. Explore practical tools for every stage of your business journey Whether you're exploring a business idea, registering an ABN, opening a business bank account, managing cash flow or planning for growth, you'll find resources to help you navigate the journey ahead Find out more > Double your $100 for your business Business Account Deposit $100 into a new Business One account in a single transaction within the first 10 days using the description WELCOME100, and we'll match it. Eligibility, T&Cs apply, min deposit required.^ $0 monthly fees Apply online in less than 5 minutes New business customers only Find out more > $0 SET-UP OR TOP-UP FEES ON A BUSINESS OVERDRAFT​ Business Overdraft For a limited time, you’ll pay $0 establishment fee when you add a Business Overdraft* to a business transaction account or top-up your existing Business Overdraft*. ​ Offer is available for applications received and approved between 7 April 2026 and 30 Sep 2026.​ *New limit or Top-up of up to $1m.​ Find out more > Not sure what financial options are available for your business? Explore different options with our business product finder Whether you’re starting out or planning your next big move, we’re here to help with your financial options. Tell us a bit about your business with our Business Product Finder and we’ll show you business products that may be relevant, so you can explore what’s available. Help me choose Help me choose Explore different options with our business product finder Whether you’re starting out or planning your next big move, we’re here to help with your financial options. Tell us a bit about your business with our Business Product Finder and we’ll show you business products that may be relevant, so you can explore what’s available. Banking that helps you take control of your business

Easily switch between your business and personal banking with the Westpac app. Lean into the support of our business specialists, lending experts and all of our branches across the country. Simplify your payment process & prevent scams when paid via PayID - link your unique mobile or ABN to your business account. Business Banking is simple with Westpac, let us guide you through Switching banks may be simpler than you think. Read our guide on switching your Business banking to Westpac to see how to switch banks in 5 simple steps. As a sole trader or small business owner it can be tempting to use your personal bank account for company finances. But that may not be the best banking solution for your business. From clearer business tracking to simplifying tax time, check out 4 reasons to separate Business Banking from Personal. If you’re a simple business entity such as a sole trader and you have your ID handy, it can take just a few minutes to open a business account online. More complex businesses with multiple signatories will have to go into a branch for an ID and document check. To discover the best approach for your business, check out our guide to setting up Business Banking. Handy tips to help you start, run, and grow your business Backing Business Magazine Read our magazine for pro insights and customer stories, straight from the shop floor. Backing Business Magazine Quarterly Snapshot Uncover the latest data of the economic impact on businesses and their responses. Quarterly Snapshot Business cash flow Managing a healthy cash flow could help your company grow and stay financially stable. Business cash flow A simple guide to business finance Learn what’s involved in getting a business loan and how to prepare if you’re considering applying. A simple guide to business finance Online Banking Help Register for Online Business Banking Reset or change password Set up PayID® for Business Set up PayID® for Business Set up a bank feed Online Banking support and FAQs Contact us through the Westpac App Find your local banker Things you should know To be eligible for the $100 Welcome Offer, you must (1) open a Business One or Business One Plus transaction account (Account) (2) have deposited a minimum of $100 in a single transaction within 10 Days of account opening and (3) you must also add a payee description "WELCOME100" to the deposit transaction when transferring the $100 into your new account from another account or financial institution. Eligibility is limited to a single offer per Account and a single offer per customer. The Offer is available to new Business One or Business One Plus transaction account customers that open a new Account during the Offer Period. Where a Joint Account has been opened, eligibility is limited to a single offer to the primary account holder. The primary account holder is not eligible if, in the last two years, the primary account holder had held or already hold a Business One, Business One Plus, Business One Low Plan or Business One High Plan transaction account. The $100 Welcome Offer will be provided by way of direct deposit to the newly opened Business One or Business One Plus account within 60 Business days after you meet the eligibility criteria. You are not eligible to receive the offer if you do not include the payee description of "WELCOME100" to the transfer of funds. The Offer is available from 3rd February 2025 until 30th September 2026 (Offer Period), however, the Offer may be withdrawn or varied at any time without notice or for any reason. We may refuse to provide you or withdraw the Welcome Offer payment if, without limitation, we reasonably believe that (i) you do not comply with these Terms and Conditions or the Terms and Conditions of Business One or Business One Plus, (ii) your account is fraudulent, (iii) you are not acting in good faith, or (iv) you have closed your Business One or Business One Plus account prior to us depositing the $100 Welcome Offer into your new account. This Welcome Offer may have taxation implications. We recommend that you seek independent advice to determine any tax liability or other tax implications based on your individual circumstances. Business One and Business One Plus T&Cs also apply. Westpac Group Employees are not eligible for the Offer.