Arcadis, Currie & Brown, and Mott MacDonald are among the companies making appointments this week
Brian Betsy has been promoted to the position of managing director of London Square.
Network Rail has appointed Rob McIntosh as rail director for Crossrail.
Arcadis has appointed Eleanor Allen as global director of water.
Currie & Brown has appointed George Murray to lead its oil and gas sector work.
Mott MacDonald has appointed Niall McNevin as leader of its environmental management services and town planning portfolio.