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Thai T. Nguyen, CPA Inc. is a Certified Public Accountant (CPA) firm that provides a wide range of services including tax preparation, tax compliance, tax planning, and accounting services for individuals and small businesses in the Bay Area .We dedicate ourselves to providing you quality services for your individual taxes, business taxes, and accounting needs. Our certified tax professionals are here to help you handle any complex tax matters.

Have you received complicated stock options plan from your employers such as ISO, RSU, ESPP,..? We have had many years of experience in helping hundreds of clients to save on their taxes by properly reporting the stock sales, cost basis, and other deductions. Do you have multiple investment accounts such as interests, dividends, crypto-currency transactions,...? Do you have in state, out of state, multi-state rental property income? If so, we can help you. We help take the necessary deduction and credit to make sure you do not overpay your investment or rental income taxes. We file the necessary State taxes for each unique situation. Our tax services tailor for those with high-income and high net-worth to help reduce their tax liabilities and maximize after-tax cash flow. We are perfect for those with complicated tax structure such as business owners and executives, tech and health care workers, technology founders, individuals deal with trusts, or individuals deal with multiple state and local tax codes. Our individual clients include tech and investment firm executives, dentists, doctors, therapists, engineers, lawyers, and other high-income or high net-worth individuals.

We assess all aspects of your personal taxes or business taxes. We provide tax advice on tax-saving strategies to minimize the tax you owe while staying within the scope of law and regulations. We have the knowledge of effective tax preparation, which will benefit you and your business by saving your hard-earned money. Our business clients include therapy services offices, veterinarians and animal hospitals, law firm, and other small  businesses. 

We want to save you time and money. We want you to have more time with your family and do things you enjoy. By picking up your documents or allowing you to upload them at your leisure securely, we make sure your tax preparation and tax planning processes are easy, simple, and convenient.

We understand that each situation is unique. Please give us a call/text at (408)-990-5467 or email us at to discuss more about your tax and accounting needs and see how we can help you.


We will work within your budget to complete your work on time.


Phone call, messages, and email are returned within 24 hours.


We offer a free initial

consultation to business owners. 

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