About Us

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  • Company Presentation

About Us

Executive Team

 

Ellerton Castor

Chief Executive Officer
Ellerton brings over 30 years of M&A, corporate finance, principal investing, general management and governance experience to Ontario Graphite. His global experience includes diverse advisory and management roles throughout the Americas, Canada, Europe, and Asia, including the last 5 years in various senior management positions at Ontario Graphite.

Prior to joining Ontario Graphite, his past experience includes: Managing Director, SphereInvest Special Situations Fund; Managing Director & Group Head, Latin America Mergers & Acquisitions at Banc of America Securities; Executive Director, Global Mergers & Acquisitions Group at CIBC Oppenheimer in New York; Senior Associate, Corporate Finance and Mergers & Acquisitions at Morgan Stanley; and Founder and Managing Director of Panterra Partners, LLC, a real estate restructuring advisory and capital raising firm focused on distressed opportunities in the Southeastern US and Caribbean.

Ellerton holds an MBA from Harvard Business School and a BA in Economics and History, Summa Cum Laude, from Franklin Pierce University.
 

CHRISTOPHER WHITELEY

Chief Marketing Officer
Chris brings over 20 years of sales & technical graphite experience to Ontario Graphite. His past experience includes: International Sales Manager - POCO Graphite Inc.; Director of Global Sales & Marketing - Toyo Tanso PA Graphite Ltd.; Sales Manager - North & South America - IMERYS Graphite; Sr. Vice President - MEGA Graphite Inc.; Vice President Sales & Marketing - Ontario Graphite Ltd.; and Chief Marketing Officer - Valence Industries.

A veteran of the US Navy Submarine Service, Chris holds a BBA in Marketing from the University of Texas-Arlington and an MBA in International Business from the University of Houston -Victoria.
 

MICHAEL WERESZCZYNSKY

Chief Operating Officer
Michael brings to Ontario Graphite over 30 years of experience as a Geological Engineer with extensive experience managing both open pit and underground mining operations. Michael was Instrumental in the early development of the Kearney Graphite Mine recommissioning plan with oversight of the expanded resource definition effort, development of the Company's mine plan and significant contributions to the Definitive Feasibility Study.

Prior to joining Ontario Graphite, Michael worked throughout the Americas, in various mine management positions with companies such as Vale, Brigus Gold and Kirkland Gold.

Michael hold a B.Eng. in Geological Engineering from the University of Saskatchewan -- Saskatoon and a P.Eng. Certificate from the province of Ontario.