Sheldon, who is the chief operating officer of Pembroke, brings wide ranging experience in mine management, mine contracting, geology, mine planning, metallurgy and project management. He has served in a varied cross section of senior roles as metallurgist, geologist, mine planner and mine manager across many mining companies in both hard rock and coal.

In May Pembroke acquired from various Australian subsidiaries of Peabody Energy and CITIC Resources Holdings their interests in metallurgical coal tenements that collectively encompass the Olive Downs Complex in Queensland’s Bowen Basin.

Pembroke is an Australian-based company backed by resources and energy-focused global private equity firm Denham Capital.

The Olive Downs Complex comprises Olive Downs South (ODS), Willunga, and Olive Downs North (ODN), with rights to four Exploration Permits for Coal and two Mine Leases(both for ODN).

Sheldon was appointed general manager of Gloucester Operations in 2008 to drive the assets to increased coking coal production.

Most recently he was in a senior role with Leighton Mining managing several contract mining operations in Queensland. While at Gloucester Coal Mark initiated an intensive coal exploration program resulting in increases in JORC Reserves of >300% and JORC Resources of 170%.

Other value adding initiatives included optimising mining processing and blending to maximise coking coal production; securing NSW and Federal approvals to deliver immediate value in expanded mining operations; property acquisitions to facilitate approvals and expansion; establishment of long term plans based on intelligent mine plans and accurate budgeting; the shaping of a professional, disciplined team and hands on control of targeted capital spend.

In leading contract mining operations he combined strong leadership and operational skills to develop capable teams focused on safe efficient production and delivering on plan as high performance teams. He delivered value to clients through development of green-field mines, negotiated and established new contracts and renewals, effective dispute resolution and provided solutions to significantly reduce operational costs.

Sheldon holds a Bachelor of Science degree from the University of Newcastle together with formal qualifications in Metallurgy and Project Management. He is a member of the Australian Institute of Geoscientists and the Mine Managers Association of Australia.