Will Posey

Deloitte Tax LLP

National Leader | Global Employer Services

Will Posey

1111 Bagby St.

Suite 4500



United States


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Will has more than 25 years of global mobility experience, with a strong focus on expatriate taxation. He currently serves as the National Service Line Leader for Deloitte Tax LLP's Global Employer Services (GES), where is he is responsible for overseeing more than 1500 professionals in the US and India, who serve clients with unique mobility, talent and rewards needs.

He specialized in serving multinational clients in the areas of international assignment policy development, compensation planning, assignment cost projection, hypothetical tax models, payroll, pension and social tax implications, US tax compliance, and international assignment program management and coordination.

A Houston resident for more than 15 years, Will also has extensive industry experience in Oil & Gas, and was instrumental in developing Deloitte’s service delivery model for international assignment programs for clients in the Energy and Resources industries.

He is a Certified Public Accountant (CPA) in Georgia and Texas, and a member of the American Institute of Certified Public Accountants (AICPA), Georgia Society of CPAs, and Texas Society of CPAs.

Will Posey