The London-listed firm has hired Pelham Bell Pottinger to look after its financial comms following a competitive pitch.
Anglo Pacific Group is an international natural resources royalties company, focused on expanding its mineral royalty interests in low-cost mining assets in countries of low political risk.
The company was admitted to the FTSE 250 in early April after considerable growth over the past ten years.
It is thought that the firm's decision to appoint a financial PR agency reflected a need to beef up its financial comms and investor relations offering as a result of growth and changes at board level.
In October 2010 John Theobald was promoted to chief executive officer, while his predecessor Brian Wides stepped down to become director of international business development.
The firm is invested in coal, iron ore, iron sands and uranium interests, with almost three-quarters of its investments in coal.
Anglo Pacific is primarily invested in operations in Australia, Canada and Latin America.