Immediate Past President,

USA

Hackman has been a partner at the New York-based Intercolor USA since 1978 and a partner at the Arusha-based Signature Gems since 2010, both specializing in tanzanite.

Hackman has been a member of ICA since 1984 and served two terms in the ICA board.

He is also a member of several organizations serving the trade in the United States including three terms as AGTA board members and treasurer plus one term as president.

Board of Directors

Clement Sabbagh

President, Brazil

Damien Cody

Vice President, Australia

Nirmal Kumar Bardiya

Vice President, India

Marcelo Ribeiro

Treasurer, Brazil

Bruce Bridges

Secretary, USA

Santpal Sinchawla

Secretary, Thailand

E. Gamini Zoysa

Director, Sri Lanka

Alice Muthama

Director, Kenya

Captain Ramji Sharma

Director, Japan

Gabriel Angarita

Director, Colombia

Saurabh Bansal

Director, Germany

Henry Ho

Director, Thailand

Masaru Mizumura

Director, Japan

Pavel Sokolov

Director, Russia

Philippe Scordia

Director, France

Rakesh Jain

Director, Hong Kong

Kobi Sevdermish

Director, Israel

Shirley Xue Li Zhang

Director, Hong Kong

Stephan Reif

Director, Austria

Vijay Kedia

Director, India

Warren F. Boyd

Director, Canada

Chen Shen

Director, China

Jean Claude Michelou

Advisor, Colombia

Ruben Bindra

Advisor, USA

Benjamin Hackman

Immediate Past President, USA

Gary Roskin

Executive Director, USA

About Us

The ICA is a worldwide body specifically created to benefit the global colored gemstone industry by advancing and promoting the knowledge and appreciation of colored gemstones.
New York Office: 31 West 47th St., Suite 1103, New York, NY 10036
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ica (at) gemstone.org

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