Bebb has been recruited to head up the increased team of skilled analysts and auditors following a recent expansion announcement.
Brian Pitt, chief executive at Rockstead, said: "Once again we have maintained our reputation for employing quality people in our business by this appointment.
“Jane’s previous experience in managing teams of people in the audit and due diligence space will be invaluable and we are pleased she has chosen to join us.
“We believe we have a product and service offering that is second to none and as the only truly independent company in the sector, Jane will help us improve that position.”
Bebb said: “Having spent a number of years in the due diligence arena I am delighted to join the Rockstead team, one which is recognised as the most experienced and respected team around.”