Our Philosophy

New Stone Broking Ltd.’s philosophy is add value and reap the rewards. This formula has proven successful throughout the years.

Our track record of knowledge has driven and expanded the business into new product areas, which has been successfully accepted in the marketplace. We have built up solid and continuous long term relationships with our customers based on our excellent expertise and reputation.

Our History

In 2001: New Stone Ltd., equipped with a long history in trading gasoline components, changed its focus and became an active broking company for gasoline components and petrochemical products.

Our small team of well accomplished and effective professionals, which is located in Zug, Switzerland, serves several international customers. Our client base consists of major refineries, gasoline blenders and trading companies located around the globe.

In 2009: After eight years of a successful operation, New Stone Ltd. decided to expand their activities into other parts of the world and increase their range of products, which consists of all gasoline blending components, Methanol and Bio-fuels.

In 2013: New Stone Broking Ltd. was founded in order to have broking as a separate entity.

In 2014: New Stone Technology Ltd. was founded, which is an online trading platform in response to the fast changing technological developments. This unique, modern and sophisticated way of broking brings our customers more efficiency and expediency, which brings the most current and leading available market information.

In 2015: New Stone Technology Ltd. started a joint venture with a team of well experienced brokers in the field of various petrochemical and gasoline products. This resulted in the founding of New Stone Americas. By traditional voice brokering and using the New Stone Technology Trading platform they assist their U.S. based customers and offer them the possibility to trade in different parts of the world.

New Stone Broking, Ltd. Management

Roger Ertle – CEO/Founder
In 1990 he started working in the Energy Industry and with over 25 years of worldwide active blending and trading experience he founded New Stone Broking Ltd. in 2001. He possesses a solid knowledge in the field and through his consulting and assisting customers he achieves maximal results.

Jeffrey Kellermann – Managing Partner/Senior Broker
After graduating from the University in Amsterdam in The Netherlands with a Bachelor’s Degree in Marketing, he worked at a headhunting firm. At an early stage of his career he wanted to move into the Energy Sector. After working for a well-known energy company in The Netherlands, he joined New Stone Broking Ltd. in 2008.

Marco Cattrini – Managing Partner/Senior Broker
Once receiving a Master’s degree in Management at Bocconi University in Milan, Italy. He started his career as a Fixed Income Broker for an investment firm in Lugano, Switzerland and then moved to New Stone Broking Ltd. in 2011.

Maurits Poelman – Senior Broker

New Stone Americas Management

Kevin Kilkeary – Broker
Kevin founded New Stone Americas in 2015. He has brokered gasoline components and petrochemicals for over 22 years. Kevin serves on the board of the Southwest Chemical Association.

Alan Jones – Broker
Alan brokers gasoline components and naphtha specializing in the U.S. Gulf Coast. In addition, Alan brokers crude and condensate. He has been involved in the physical commodity markets for over 10 years.

Greg Bower – Broker
Greg specializes in C5 natural gasoline in the Mt. Belvieu, Targa, Lone Star, and Enterprise caverns as well as gasoline components in the U.S. Gulf Coast. Greg has over 20 years experience in physical and financial commodity trading and broking. He publishes a daily market recap for Mt. Belvieu NGL market-to-market valuations and industry insights.

Keith Jurick – Broker
Keith brokers finished gasoline and components primarily in the New York Harbor and Atlantic Coast regions. He is a former New York Harbor gasoline blender for Koch Supply & Trading and oil trader for ENI.

Trey Judy – Broker
Trey is responsible for brokering NGL’s, with an emphasis on Propane in the Mt. Belvieu and Conway caverns. Trey has 16 years trading experience in the energy field, most recently as Vice President of Xeron Corporation, which specialized in the marketing and trading of NGL’s to other energy and trading companies in the United States.