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About Us Who We Are

Trilliance, LLP is a premier accounting firm which provides tax advisory, outsourced accounting, and business consulting services in the Orange and Riverside County areas.

We provide our clients with professional tax planning, e-file tax returns, book-keeping, outsourced accounting and business advisory services.

Trilliance, LLP is a CPA firm comprised of ex-Big Four accountants. With over three decades of combined experience, we pride ourselves on providing the highest level of customer service.

Trilliance, LLP is a full service accounting firm specializing in professional small businesses,  real estate investment companies, and high net worth individuals. Through diligent tax planning and financial analysis, Trilliance, LLP can help you achieve your financial goals and maximize your growth.

Our goal and promise to you is that Trilliance, LLP will provide you with the highest level of professional service and to ensure that your tax liability is minimized with in the limits of current tax laws.

Modern accounting systems can be complicated and overwhelming to setup. Trilliance, LLP has extensive knowledge in setting up and establishing robust accounting systems. Our accounting services will provide the actionable metrics needed to navigate your businesses finances. 

Our Team PEOPLE TOGETHER TO HELP YOU GROW

Myles Sterrett

Partner

Min Zheng

Partner

Dave Del Sesto

Partner Emeritus

Mariah Del Sesto

Accounting Manager

CONTACT US TODAY FOR A FREE INITIAL CONSULTATION. Let's talk about how we can help you