Profile: William Gilder Ltd. specializes in tankering, environmental services, machinery transport and hire. We have a selection of trailers including step frame, flat and curtain side models. All vehicles are fitted with state-of-the-art-satellite tracking and data transfer systems. Tractor units can be supplied up to 44-ton. Small 18-ton plant trucks are also available on both short and long term hire. We preovide portable bunded storage tanks available for short or long term hire.