Ms. Eriwu Rewane graduated from the University of Lagos in 1976 and was called to the Nigerian Bar in July 1977. She was an associate in the chambers of Late Chief Obafemi Awolowo (Senior Advocate of Nigeria). She then took up employment at the International Bank for West Africa Limited (now Afribank Nigeria PLC) in 1980 as an in-house solicitor and was in that employment for seven years. While still in the said employment, she obtained a Master's Degree in Business Law from the City University, London in 1985. In 1987 she returned to legal practice and was an associate in the chambers of Dr. F. A. Ajayi (Senior Advocate of Nigeria) from August 1987 to December 31st 1988.
In January of 1989 she set up her own law firm, Eriwu Rewane and Co (Legal Practitioners). She participated in the Commonwealth Lawyers Course at the Institute of Advanced Legal Studies, University of London. She practiced with Ince & Co. (Solicitors) in Chambers at 4 Essex Court, Temple, London during this time. She continues to attend continuing legal education conferences and courses to keep abreast of recent developments in law.

Ms. Rewane's areas of specialization are Banking, Commercial Law, Investment Law, Conveyancing and Property Law.