Midas Construction has appointed Nigel Tiffin, previously with EBC Building and Maintenance, senior estimator.
David Tennant has been appointed group environmental manager at MJ Gleeson.
Steve Wiseman has been promoted to Scottish regional managing director at housebuilder McCarthy & Stone.
Alistair Hare has been promoted to group commercial director at Persimmon.
Stewart McKenna and Julian Gilhespie have been appointed architectural assistants at Newcastle-based design firm Ryder. Ian Kennedy has been appointed project architect. Cris Bage has joined its technical design and project management division as senior technician.
Ross Coker has been promoted to managing director of Connaught Interiors.
John Rowan and Partners has promoted Steven Gray, Alastair Miles and Robert Russell to partners. Robbie Bilton, Sean Haines, Tony Kourris and Ken Morgan have been made associate partners.
John Jenkins, formerly with Ove Arup & Partners, has joined consulting engineer White Young Green as regional director in Bristol. He will be responsible for the civil and transportation divisions.
Multidisciplinary consultant WS Atkins has appointed Richard Houlding fire safety consultant.
Arambol Associates has promoted Robert Anderson to partner.
Stuart Strachan has been made an associate.
Gibb Developments has appointed Pete Cullen director responsible for infrastructure.
Peter Hughes has been made president of the Electrical Contractors Association. Martin Wade has become head of the commercial, contracts and legal department.
David Jones has joined Britpave, the British insitu paving association, as director.
John Planck has been elected president of the Guild of Architectural Ironmongers.
David Tipler has been made head of LG Electronics’ air-conditioning arm.