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GMA Executive Committee

GMA Executive Committee
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The Executive Committee (EXECOM) comprises GMA’s senior management who provides vision & leadership in supporting the Group’s integrated business in mining, processing, logistics and global distribution of garnet abrasives worldwide.

Grant Cox

Grant Cox

CEO

Grant Cox

CEO

As CEO, Grant is leading and supporting GMA as it pursues significant business growth through the full development of its international garnet resources and expands its market footprint globally.
 
He works to meet these goals while maintaining the caring culture GMA has fostered as an entrepreneurial, private business enterprise, and ensuring GMA takes a long term sustainable approach to business.
 
Prior to be appointed CEO in 2021, Grant joined GMA as CFO in 2015 and he was responsible for the ongoing stewardship of GMA’s financial performance and position as well as the management of day-to-day operations within the finance division.

Prior to joining GMA, he worked in the Corporate Finance and Restructuring divisions of Ernst & Young on a wide range of clients and industries.

Grant holds a Masters in Professional Accounting degree with high distinction and two Graduate Diplomas for Applied Finance and Chartered Accounting. He is also a member of the Institute of Chartered Accountants in Australia (ICAA) and Financial Services Institute of Australia (FINSIA).
 
 

Andreas Höfner

Andreas Höfner

General Manager (Europe)

Andreas Höfner

General Manager (Europe)

Andreas heads up a team of 31 sales, marketing, purchasing and logistics professionals focused on serving GMA’s European market for waterjet cutting and surface preparation industry.

In addition, he manages customer accounts and maintains close business relations with members of GMA’s worldwide supply chain.

As one of the pioneer GMA employees in Europe, Andreas joined the Group in 1991 and has more than 30 years of experience in blasting, coating, sales and overall operational management to his role. He began his career at Hempel Paints in Germany, where he apprenticed and later served as Sales Manager, with a focus on shipyard and marine new-build accounts.

Giresh Raghoowanshi

Giresh Raghoowanshi

General Manager (Middle East)

Giresh Raghoowanshi

General Manager (Middle East)

Giresh leads the team that supports GMA’s business in the Middle East. He oversees all aspects of customer and supplier relationships, and provides management to ensure excellence in all aspects of GMA’s operations in the region.

Giresh has been with GMA for over 18 years. In 1999, he began work with GMA as an Administration Manager in Dubai. Since 2006, he has served as General Manager, responsible for sales, business development, supplier relationships, and plant operation activities.

After earning a Bachelor of Commerce degree at RJ College, Bombay, Giresh began his career as Accounts Assistant with British Home Store (BHS), the largest British chain of departmental stores in Abu Dhabi in 1989. He was soon promoted to Branch Manager.

Two years later, Giresh joined the Operations Management team in Omarzay Group, an Afghan-based trading company based in Dubai. While there, he was responsible for all aspects of sales, marketing, and the development and maintenance of customer and supplier relationships.

Rod Liebeck

Rod Liebeck

President (Americas)

Rod Liebeck

President (Americas)

Rod oversees all aspects of management, supervision, and leadership of GMA’s processing, distribution and sales in Americas. In 1992, he joined GMA as Commercial Manager. Six years later, Rod left his position at GMA to pursue his own business interests in Pemberton, Western Australia.

Thirteen years later, he returned to GMA as Group Commercial Manager to provide commercial leadership and support to the Group’s operations worldwide. In his various roles, he has built capacity, across operations, finance, sales & business development that allow him to lead the business in the Americas.

Rod holds a double major in Accounting & Finance and was the Group Accountant for Ashton Mining Corporation prior to joining GMA.

Soni John

Soni John

General Manager (Garnet Arabia Company)

Soni John

General Manager (Garnet Arabia Company)

Soni joined GMA in 2005, and was promoted to General Manager at Garnet Arabia Company – a GMA joint venture – in 2009. Today, he heads the operation of the leading garnet abrasive supplier in the Saudi region.

Soni began his career in 1998, working in Marketing & Sales for Al Kaabi Contracting & Trading Company, a civil contracting and trading company in Doha. During that time, GMA abrasives were part of his product portfolio, as his employer was the sole distributor for GMA in the state of Qatar.  

Seven years later, in 2005, Soni joined GMA Garnet Middle East as a Sales Manager in Jebel Ali, Dubai.  In 2007, he was promoted to the position of Business Development Manager at the newly-formed Garnet Arabia Company. In 2009, Soni was promoted to General Manager.

Soni holds an MBA in International Business, a Masters Diploma in Business Administration majoring in Marketing, and a Bachelor of Arts in Economics.

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