RSM Tenon, the professional services firm, has made six senior appointments to its financial management team. Nick Courtney, previously at Eden Red, joins as head of corporate. He will be based in Reading. Andy McGowan and Melissa McCalla join the Birmingham office having previously worked for BDO. McGowan will be regional manager for Birmingham, and McCalla will work as a consultant. Alistair McQuiston and Lorraine Montgomery, also previously of BDO, will both be based in Scotland. McQuiston joins as head of the corporate financial services team in Scotland, while Montgomery joins as a as a consultant, having previously worked at Aon Hewitt. Nigel Ranger joins as an employee benefits consultant. He previously worked at wealth advisors Towry, and will be based in the London office.