Darren Brockett has been appointed director designate at Rock & Alluvium, the Sutton-based piling business within the Galliford Try group.
White Young Green has appointed David Wood as a regional managing director at its Teesside and Newcastle of ces.
Robert West Consulting has made Jonathan Howard a director. Chris Pratt becomes a director responsible for the north west regional office, Oliver Engleback becomes a technical director and Andrew Hewitt becomes a regional director for the Midlands.
Richard Lawrence has been appointed associate director, managing the company's work with London Underground.