Ryder has recruited Alan Palmer as principal architect.
He will be working from the practice's London office.
Axiom Architects has appointed Paul Morris as a director of the practice. Nick Wiseman has now retired.
Chiswick-based practice Acanthas Lawrence & Wrightson has appointed Wyndham Westerdale and Ian Brocklebank as associates.
Essex Goodman & Suggitt has moved to 34 Clerkenwell Close, London EC1R 0AU, tel 020 7689 1434.
Project Orange has moved to 1st Floor, Morelands,7 Old Street, London EC1V 9HL.
Gollifer Associates has changed its name to Gollifer Langston Architects and has moved to 48 Poland Street, London W1F 7ND, tel 020 7734 2134.
South Gloucestershire Council's property consulatancy has moved to Nibley Court,3 Turner Drive, Westerleigh Business Park, Yate, Bristol BS37 5YU.
Building Services Group has appointed Tony Cassidy to head up its new M&E cost management division.
ORMS has appointed John McRae an associate.
Consultancy Babtie Group has appointed four new board-level managing directors, Bob Duff, Gordon Masterton, David Baird and David Fawcett.
Send details of changes and appointments to Victoria Huttler, The Architects' Journal,151 Rosebery Avenue, London EC1R 4GB, or e-mail victoria. huttler@ construct.emap. com