GIIP(jee-ai-ai-pee)is a NYC based U.S.-Japan Accounting Firm Providing solutions for U.S. compliance matters.


G I I P supports persons and businesses who dare to go abroad and confront challenges to pursue global opportunities.

G I I P always stand on clients’ side and work as a part of clients’ team. We provide services to achieve their best interest.

G I I P originally stands for “Global Initiatives & Interactions by Professionals” and it intends to become a group of people who are the real global professionals.

G I I P provides quality services in the area of U.S. related accounting, tax, finance, corporate management, business support and back-office support as professionals.

Name and logo of GIIP


Services for Corporations


Services for Individuals


Case Study


Koji Sato

Managing Partner

Founded G I I P in 2009. Over 20 years of experience as CPA including experience at PricewaterhouseCoopers (PwC) Tokyo and KPMG New York. In recent years, Sato has been putting more focus on CFO Service where he provides advice to CEO of US subsidiary (of Japanese companies) from the perspective of de-facto CFO (Chief Financial Officer) of the business, in addition to traditional U.S. tax and US-Japan cross-boarder tax service for individuals, and accounting, financial reporting, tax compliance, & other back-office support for businesses in the U.S.

CPA (New York / Japan)
BS from Hitotsubashi University (Tokyo)
MBA from University of Southern California (Los Angeles, CA)

G I I P(ジーアイアイピー)では、一緒に働く仲間を随時募集しています。

G I I P is looking for
future-coworkers to work together with.

G I I P(ジーアイアイピー)では、一緒に働く仲間を随時募集しています。


Group G I I P U.S.-JAPAN Accounting Firm
Companies GIIP Global Advisory, Inc. (New York)
GIIP Global Advisory, Co., Ltd. (Japan)
GIIP Accounting & Advisory, Pvt. Ltd. (India)
Founded September 2009 (at New York)
Offices New York Office: In Manhattan NYC, NE corner of 6th Ave and 23rd St.
Tokyo Office: Kudanminami, Chiyoda-ku, in front of Yasukuni Shrine.
Chennai Office: Guindy district, Chennai, Tamil Nadu, India
See “Access” section for detailed map below.
Business Support and Advisory Services of Accounting, Tax, Financial Reporting, Corporate Management, and other compliance related to U.S. related and U.S.-Japan international transactions
Capital USD 200,000
CEO Koji Sato (CPA-New York / Japan)
Inquiry Through Inquiry form below
or +1-212-158-7065 (NYC) / +81-3-6555-2009 (Tokyo)





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