Contact Us

Thank you for visiting our website. If you have further questions, please feel free to contact us.

Phone: 310 323 8800
Fax: 310 323 8850
879 W 190th Street
              Suite 900
              Gardena, CA 90248

About Us

Since the establishment of Tachibana & Ochiai Professional Corporation ("TOPC") in 1996, we have provided prompt and courteous professional services throughout the United States. The firm has prospered over the years by offering clients comprehensive assurance, accounting, tax and consulting services.

Our mission is to provide high-quality, individually tailored services to meet our clients' needs. One of the key qualities that sets us apart is our devotion to client satisfaction, regardless of the size of the client. We understand the frustration of not receiving the level of attention you and your company deserve. Therefore, at TOPC, our structure allows us to respond and adapt to the unique and changing needs of each of our clients promptly.

Our impact reaches far beyond our clients' accounting needs. We work closely with attorneys as well as financial and investment professionals toward the common goal of assisting clients' businesses. We work with our clients to explore revenue-growing and cost-saving strategies. We serve as the bridge between differing cultures and business environments so that our clients feel confident investing and operating in the United States.


partner-tachibana.jpgNoriyoshi Tachibana
Noriyoshi founded Tachibana Accountancy Professional Corporation in 1996 (precursor to TOPC). Over twenty years of audit experience with Big Four firms after graduating from University of Southern California. Noriyoshi performed all phases of accounting, auditing and tax services of over 300 Japan based companies for over 30 years in New York and Los Angeles including consultation of initial establishment, final liquidation, and mergers and acquisitions of various companies.



Tatsuya Ochiai
Formerly a partner at Arthur Andersen LLP of Japanese Business Practice in Los Angeles and at Azsa Audit Corporation in Tokyo, Tatsuya practiced auditing for over 30 years in both US and Japan. He has provided consulting services for Japanese multi-national corporations in the US.



Dai Takano
For over ten years, Dai has provided a variety of audit, attest, due diligence and tax services to public and private companies with international operations. During his career, he has gained expertise in various specialized accounting essential to manufacturing and high-tech companies, such as cost accounting, revenue recognition, equity transactions, income tax provision, merger and acquisition, and international taxation. In recent years, He has focused on and provided close attention to small to medium size manufacturing and high-tech companies. Also, he has experience in consolidation of multiple international entities, SEC reporting, internal control documentation preparation, and establishment of corporate policies.