Insor is led by its principal, Gerald (Gerry) Bullon, who worked with and listed Australian Hospital Care (AHX) in 1996 and Sigma Pharmaceuticals (SIG) in 1999 before setting up the consultancy. Since then Insor has been involved in the public listings of Nick Scali (NCK) and Probiotec (PBP).

Other major clients have included REA Group, SDI Limited, TFS Limited, and i-Select Limited.

Gerry is now a Non-Executive Director of SDI Limited and more recently has become a Non-Executive Director of Rounded, Recstra and is Chairman of Solo Cover and Beames Capital.