MST’s management team work together to guide MST’s activities around the world, to provide a stable and productive working environment for all employees and to ensure customer satisfaction.

Haydn Roberts

Chief Executive Officer

Haydn is the CEO of MST Global. Haydn commenced his career in underground gold mines in South Africa before joining Rio Tinto with roles in manufacturing, smelting and mining in the UK and USA. He has held senior leadership roles with Groundprobe and Komatsu Modular Mining Systems based in the US and Australia. Prior to MST Global, Haydn was the CEO of Leica Mining and COO of Hexagon Mining. He has extensive experience in executive management, mining technology and best practice. Haydn has a Mining Engineering degree from Cardiff University, Wales and a Master’s Degree in Systems Management from the University of Southern California.


Shaheed Muhammed

Chief Financial Officer

Shaheed is the CFO of MST Global. Shaheed has held senior positions at Siemens and various accounting practices. Prior to joining MST Shaheed was the CFO and Finance Director with Hexagon Mining. Shaheed overseas the Finance and Controlling function along with the Information Technology, Logistics and Operations. Shaheed holds a Bachelor’s Degree, majoring in Accounting and Financial Management from the University of the South Pacific.



Vadim Parfenov

Chief Technology Officer

Vadim is the CTO of MST Global. Vadim commenced his career as a software engineer at Komatsu Modular Mining Systems and since that time he has held multiple senior leadership roles at Scientific Technologies Corporation and Leica Mining. Vadim has extensive experience in delivering innovative technology products for mining and other industries. Vadim has a M.S in Systems Engineering from the University of Arizona and M.S in Computer Engineering from the Moscow Institute of Physical Engineering.


Kristine Heiler

General Manager – Human Resources

Kristine is the General Manager of Human Resources at MST Global. Kristine commenced her career in Boral Ltd and since that time has held senior leadership roles at i-Sentia and BMC Software. Kristine has extensive experience across all aspects of HR and has the ability to meet both the operational and strategic needs of the business. Kristine has tertiary qualifications in Human Resources Management and has been admitted to the Australian Institute of Human Resources with senior recognition of CAHRI.


Eric Davidson

General Manager – APAC

Eric is the General Manager of Asia Pacific for MST Global. Eric commenced his career working underground at Mt Isa Mines and then KCGM mines in Kalgoorlie. Prior to joining MST, Eric was the VP of Sales and Marketing at Komatsu Modular Mining Systems and also held roles as VP of Global Operations and General Manager of APAC Operations.  Eric has held multiple executive roles and Board positions across several countries and holds a Bachelor of Engineering (Mining) from the University of Queensland.



Matt Zollinger

General Manager – Americas

Matt is the General Manager of the Americas for MST Global. Matt has extensive experience in the Oil and Gas industry having worked in Halliburton, British Petroleum, Amoco and El Paso Energy. Prior to joining MST, Matt was the General Manager Southwest US and Mexico for Boart Longyear and as the Regional Business Development Manager LATAM whilst based in Chile. Matt speaks Spanish fluently and has lived in the USA, Chile and Ecuador. Matt holds a Bachelor’s Degree in Marketing from Utah State University and a Masters of Business Administration from the University of Phoenix.


Denis Kent

General Manager – EMEA

Denis is the General Manager – EMEA for MST Global. Denis commenced his career working underground in coal mines in 1977. Over the following ten years he gained his third, second and first Class Certificates of Competency and Mines Rescue. Denis has been with MST Global since 1987 in various roles and over that time has been instrumental in the identification of potential products and technologies along with the assessment and development of emerging markets.  Denis holds a Mining Engineering degree from the University of Wollongong.


Yan Lin

General Manager – MST China

Yan is the General Manager – China for MST Global. Yan has held multiple roles in finance, accounting and operations in various industries. Prior to joining MST, Yan was the Finance Manager at Arrow Electronics in Singapore and before that with Arrow Electronics in the USA. Yan holds an Accounting Degree from the Beijing International Studies University and an MBA in Financial Management from the City University Seattle.