Abercromby joins Castle Trust from LV= where he was group finance director; he has previously held finance director and chief executive positions at Norwich Union Life and Halifax Life.
He will be responsible for finance, risk and legal and will report to Sean Oldfield, chief executive officer at Castle Trust.
Abercromby said: “This is an exciting time. Castle Trust has the opportunity to bring about real change by opening up the housing market with truly innovative customer propositions to both investors and borrowers alike. It is great to be part of such an impressive team bringing these unique propositions to market.”
Oldfield added: “Keith brings to Castle Trust over a decade of board level experience in successfully managing multi-billion pound balance sheets and consumer propositions across a range of financial services and will be invaluable in delivering strong outcomes for customers and shareholder alike.”