Ronan trained and qualified as an ACA with KPMG Dublin. Ronan spent 3 and a half years with KPMG, where he focused on corporate finance and corporate tax transactions.

In 2005, Ronan moved to DTZ Corporate Finance where he spent 2 years in the equity capital markets team before moving into structured finance early in 2007.

Ronan now specialises in Infrastructure assets, in particular the financing of PFI projects.