Estelle holds a BCom (law) and LLB (cum laude) degree from the University of Stellenbosch and an LLM (cum laude) degree from the University of the Witwatersrand, which covered SA and international environmental law. She was admitted as an attorney in 2011, joined Falcon & Hume Inc in 2012 as an associate and was appointed as a director of that firm in 2018. Estelle specialises in mergers and acquisitions in the mining and metals sector and advises her clients in relation to the commercial, regulatory and operational aspects flowing from such transactions.