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John Diamond

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John Diamond

Managing Director

Florham Park, New Jersey, United States

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John Diamond

Summary

John Diamond is a seasoned professional with nearly 20 years of experience in corporate tax and management. Currently serving as the Managing Director and COO at Global Tax Management, he specializes in corporate tax reporting and has a strong entrepreneurial spirit that drives his leadership style. John began his career at EY, where he quickly rose to partner, showcasing his ability to navigate complex tax reporting and compliance issues. His transition to GTM allowed him to focus on expanding the firm’s footprint in the Northeast, where he emphasizes building strong client relationships and developing top talent. John's educational background includes an MBA in Professional Accounting and Finance from Fordham University and a BS in Finance and Marketing from Lehigh University. He has received multiple awards for client service and people development, reflecting his commitment to excellence in his field. Beyond his technical skills, John values integrity and trust, which he believes are essential for long-term client relationships.

General

Specialist

Technical Background

Leadership Experience

Long-Term Tenure

Professional interests

Industry-specific interests

Leadership Development

Innovation

Organisational experience

Corporate Experience

Startup Experience

John Diamond

Work Experience

💼

Managing Director at

GLOBAL TAX MANAGEMENT SRL

February 2015 - Present

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Executive at

Hybred Inc.

March 2014 - February 2015

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Global Client Service Partner at

EY

July 2010 - March 2014

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Employee at

EY

September 2000 - June 2010

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Senior Securities Associate at

New York Life Insurance Company

May 1997 - August 2000

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Finance/Accounting at

Oxford Resources

September 1995 - May 1997

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John Diamond

Education

Fordham Gabelli School of Business, Master Of Business Administration (M.B.A.)

January 1998 - January 2000

Lehigh University - College of Business and Economics, Bachelor Of Science (B.S.)

January 1991 - January 1995

Frequently Asked Questions about John Diamond

What is John Diamond email address?

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Where John Diamond graduated from?

John Diamond holds a degree in Professional Accounting And Finance from Fordham Gabelli School of Business.

How can I directly contact John Diamond?

To contact John Diamond directly, you can use the email address ************@ey.com. Complete contact information is available upon registration with Muraena.

Who is John Diamond?

John Diamond is a seasoned professional with nearly 20 years of experience in corporate tax and management. Currently serving as the Managing Director and COO at Global Tax Management, he specializes in corporate tax reporting and has a strong entrepreneurial spirit that drives his leadership style. John began his career at EY, where he quickly rose to partner, showcasing his ability to navigate complex tax reporting and compliance issues. His transition to GTM allowed him to focus on expanding the firm’s footprint in the Northeast, where he emphasizes building strong client relationships and developing top talent. John's educational background includes an MBA in Professional Accounting and Finance from Fordham University and a BS in Finance and Marketing from Lehigh University. He has received multiple awards for client service and people development, reflecting his commitment to excellence in his field. Beyond his technical skills, John values integrity and trust, which he believes are essential for long-term client relationships.

John`s contact details

mail

************@ey.com

********@gtmtax.com

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