Tupu a họpụta ya dị ka onye isi oche nke Absa Group na 2013, Lucas-Bull jere ozi dị ka onye isi nchịkwa nke Rand Merchant Investment Holdings, tupu ọ rụọ ọrụ dị ka onye isi oche nke ngalaba azụmaahịa nke First Rand. 
Tupu a hopụta ya dị ka onye isi oche nke Absa Group na 2013, Lucas-Bull jere ozi di ka onye isi nchikwa nke Rand Merchant Investment Holdings, tupu ọ rụọ ọrụ di ka onye isi oche nke ngalaba azụmaahia nke First Rand. 