Technical Partners

International Graphite’s project partners BatteryLimits are consultants and project managers with outstanding credentials in metallurgy, process engineering and project management consultancy.

Renowned for innovative engineering and smart, efficient processing solutions, BatteryLimits has extensive expertise in graphite concentrate production and graphite downstream processing.

In 2020, BatteryLimits completed a Definitive Feasibility Study for International Graphite’s new production facility,  in Western Australia after more than two years of research and investigation.


Technical Director
Jasbir Khosa

A senior process engineer, Jasbir has held senior technical positions with experience in major mineral processing operations across Australia, Jasbir is former Technical Superintendent of the Mt Isa lead smelter, Principal Engineer with FMG, and Principal Processing Engineer with the engineering and professional services company, the Calibre Group. Jasbir is an expert in downstream graphite processing.

Principal Consultant
David Pass

A commercial strategist and qualified metallurgical consultant with 30 years industry experience, David is CEO of Australia’s graphite specialists – consulting engineering company BatteryLimits. He has led operational teams and successfully managed technical studies assessing the feasibility and development of multi-million dollar graphite projects worldwide.

Principal Director
Greg Entwistle

Greg is a senior figure in the mining industry with extensive project and operational experience, and is a Project Consultant with BatteryLimits Pty Ltd. Previously, he was Chief Operating Officer for the Kapulo and Dikulushi Copper Projects in the Democratic Republic of Congo, and for Suhayo Gold in Indonesia. He served as Director of Operations for Agincourt Resources in Indonesia, and Engineering and Production Manager for Newcrest Mining’s Telfer Operation in Western Australia and Halmahera Operation in Indonesia.

International Sales and Marketing
Chris Whiteley

Chris is President of US-based Lone Star Tech Minerals LLC, a leading industrial minerals and graphite technical sales consulting firm. A foremost authority on international business and marketing in the graphite sector, Chris has been actively involved in all aspects of graphite processing and product development for more than 25 years. He has successfully implemented global marketing for many international graphite companies for fuel cells, li-Ion batteries, lead acid batteries, alkaline batteries, refractories, hot metal forming, engineering applications, pencil, ceramics, polymers and plastics, drilling fluids, automotive products, fire retardants, lubricants, dispersions, SiC, CGI, and geothermal applications. Chris holds a BBA in Marketing from the University of Texas-Arlington USA and a MBA in International Business from the University of Houston Victoria, TX USA.