Our Services

Fundamental to our philosophy is our commitment to clients and our understanding of their needs for personal and quality services. At TOPC Potentia, you will find that our professionals are enthusiastic and eager to help our clients achieve their goals. We are devoted to ensuring that our clients get the best quality of services possible.

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.

About us

Our impact reaches far beyond our clients' accounting needs. 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.


March 25, 2020


Foreign Tax Credit

July 19, 2018

米国納税者番号(Individual Tax Identification Number=ITIN)の取得について

June 30, 2018

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Contact Us

Whether you are an individual or a business, we will tailor our services to meet your business and your needs to the fullest extent. Please contact one of our professionals to discuss your needs.