Lee-Ann obtained her LLB degree cum laude in 2015 and her LLM degree cum laude in 2017 from the NWU in Potchefstroom. During her final year of undergraduate studies she also completed her final semester at Leiden University in the Netherlands on an exchange programme. She completed law school and her clerkship whereafter she was admitted as an attorney in 2017, and a conveyancer and notary in 2019.
Lee-Ann practised as Conveyancer and cost consultant at Nel Attorneys in Potchefstroom before she joined De Villiers Attorneys in October 2020. She is also currently enrolled for her Doctorate Degree in international aspects of the law.