Jonathan joined Cromwell as Chief Executive Officer in October 2021. Prior to his role with Cromwell, Jonathan worked at Investa Property Group, where he started as General Counsel and Company Secretary in 2006, before being appointed Joint Managing Director and Finance Director in 2013 and Chief Executive Officer in 2016.

His career at Investa included overseeing the management of the Investa Commercial Property Fund, which, at the time of his departure, was the top-performing core office fund over a two, three, five and seven-year period. During his tenure, Investa was widely regarded as an industry leader and was recognised in the Australian Financial Review BOSS Best Places to Work list for 2021 in property. Earlier in his career, Jonathan spent time at legal firms Gilbert & Tobin and Corrs Chambers Westgarth.