Austin-Smith: Lord has appointed two new interior designers, Vesna Aksentijevic and Suzy Barrett.
Buschow Henley has promoted Richard Harral, Daniel Leon and Craig Linnell to associates of the practice.
Young and Gault Architects, based in London and Glasgow, has strengthened its marketing by bringing Scott McBride on board as an inhouse marketing expert in the position of marketing resource manager.
Conservation charity the Landmark Trust, which restores architecturally interesting and historic buildings, has appointed Caroline Stanford as a historian.
AMEC has appointed Grahame Ludlow as managing director of its building services business unit. He will replace John Maclean, who retires at the end of February. Ludlow's responsibilities will include companies operating in the heating and ventilation, specialist air conditioning, lighting and fire protection industries.
Following the rebranding of PBKennedy & Donkin as Parsons Brinckerhoff, the international engineering consultancy has made Swedish Lars Ericson finance director of its European and Middle Eastern operations.
Ericson will be based at Parsons Brinckerhoff 's UK head office in Godalming, Surrey.