Mrs. Kilaso was called to the Nigerian Bar in 1988. She trained with the leading international law firm Clifford Chance in the United Kingdom and is a solicitor of the Supreme Court of England and Wales. She is presently the Principal Partner at Berkeley Legal where she specializes in Banking & Corporate Finance, Capital Markets, Energy, Real Estate, Insurance, Immigration and Risk Management.

Prior to setting up Berkeley Legal in 2015, she was Executive Director at Standard Chartered Bank, Nigeria. Mrs. Kilaso had a multifunctional career at Standard Chartered during her 11 years with the Bank. She has served on the Board of the Financial Institutions Training Centre (FITC), and on the committees of various institutions such as the Nigeria Inter Bank Settlement Systems (NIBSS), Chartered Institute of Bankers Nigeria (CIBN) and Central Bank of Nigeria (CBN) – Sub Committee for Women Economic Empowerment. She is currently serving on the board of other companies.