Mrs. Biljana Rankić is the current President of the Geological and Mining Association of Serbia (GRAS) and the Director of Balkan Gold doo, a Serbian corporation founded in August 2009, wholly owned by Erin Ventures Inc. located in Victoria, Canada. Balkan Gold is engaged in exploration and development of potential mineral deposits in Serbia.

Prior to becoming the director of Balkan Gold, Mrs. Rankić worked in POBEDA IMO Novi Sad (until 1996), and INSA ad Zemun (until 2009), in various functions such as: Head of Production, Chief Technologist of Quality Control, Head of Marketing, Director of the Procurement Sector.

Biljana obtained the degree from Faculty of Technical Sciences Novi Sad - Mechanical section - The title of Master in the 1990s.

She is married and is the mother of 3 boys.

Balkan Gold doo is one of the founders of the Geological Mining Association of Serbia (GRAS), which currently has 28 member companies.