Huge area. Usually large firms with disparate finance systems and processes (e.g. Post mergers or unmanaged organic growth of subsidiaries) who find their cost of ownership of the finance function is too high, plus the lack of common view stops process improvements, proper cost control, coordinated procurement, cash flow optimisation, etcTypically these transformation programmes include some aspect of implementing a single version of SAP or Oracle financials or some other ERP Software.Stick "finance transformation" into the search function on your favourite job sites to see how often it comes up....