IMI has bought Commtech, a specialist provider of commissioning services to building facility operators, and made it part of its Indoor Climate business.
Seddon (Stoke) has bought flooring specialist 4M UK.
Garage-door specialist ILC (GB) has been appointed exclusive UK distributor for the Italian Silvelox range of garage doors. Concrete materials manufacturer David Ball Group has appointed distributor BRC Special Products. Honeywell has bought Ultrak's worldwide CCTV operation.