Martin Frasser


Worked for over 20 years in the commodity industry in various positions including Finance, Risk-Management, Tax, M&A, and Legal & Compliance.

Ashwath Mehra

Vice President

Ashwath Mehra, Vice President, is the CEO of the ASTOR group, an investment and advisory business . He is an economist and received his BSc (Econ) from the London School of Economics. He has worked in the commodity trading and mining business for 30 years and has substantial experience in the industry

Bryce McFerran

Vice President

Bryce McFerran has extensive experience in financial services and commodity trading in New York, London and Switzerland. He began his career at Morgan Stanley in New York. He is a graduate of the London School of Economics and Political Science with a degree in Economics.

Yasmina Rauber

General Secretary

With over 30 years of executive presence in the Shipping and Trading industries, Yasmina Rauber is a seasoned business and leadership coach. Having transitioned from a career in commodities, she is the founder of YAS Coaching, dedicated to empowering both corporations and individuals through meticulously tailored training programs for professional growth.


Philip Edmonds

Philip Edmonds, Vice President, is the Founding Partner of M7 Metals GmbH, a steel and raw materials company, which was established in 2016 in Zug. Prior to establishing M7 Metals, he worked for the Stemcor Group for 27 years, the last decade of which as Deputy Chariman of the Group.

Steve Hodgson

Steve Hodgson, Board Member, has 30 years of world-wide commodity operations and trading experience. Via his company Mavora AG, Steve advises companies on commodity commercial strategy development, decarbonisation and trading. His most recent senior roles have included non-executive board member of Noble group, Managing Director of Rio Tinto’s Diamonds group, President and Chief Executive of Rio Tinto Bauxite and Alumina business and Chief Executive of RUSAL Marketing GmbH.

Ruth Sandelowsky

Ruth Sandelowsky has studied Law and worked for Philipp Brothers Amsterdam from 1974 till 1984 as a Trader in Chemicals.

In 1984 she became the head of the European operations of Phibro Energy till 1991. In 1991 she became the head of the Petrochemicals dept of Phibro Salomon which later became Citigroup. In 1997 Ruth established Kolmar Petrochemicals who became Kolmar Group in 2007, where she has been acting as CEO and Chairwoman of the Board to-date.

Gloria Frauenfelder

Gloria Frauenfelder, Hershey Trading Finance/Tax. In this role, she has accountability for Tax planning for the Hershey Trading.

Prior to joining Hershey, Gloria worked for Kraft/Mondelez in their procurement office in Zug, Switzerland for 10+ years. Gloria led the global management and reporting of derivatives/compliance to drive profitable growth and leading strategic planning.

Gloria holds a finance and administration degree and a Chartered Accounting/Controlling (CPA).

Wolfram Kuoni

Wolfram Kuoni, MBA INSEAD, is the managing partner of a Zurich based law firm. He holds a PhD on the Swiss Export Risk Insurance. His firm serves industrial and financial companies in the commodity industry. Since 2005 Wolfram has also been serving on the board and as shareholder of various industrial and financial companies active in the commodity industry.

Patrick Nützi

Patrick Nützi, Member of the Board of ZCA, is the senior partner of a Zug based law firm specialising in all facets of law relevant for the commodity industry. He headed the legal department of an aluminum trading company and has been serving as a member to the board of various commodity trading companies since 1999.