Archd Fergusson Ltd
A long established building contractors business located on the eastern shores of Loch Fyne. This family run business carries out all types of commercial and residential building work. Bonnar Sand & Gravel have been supplying Archd Fergusson on a regular basis for three generations.

BIWater Leslie Consortium
Bonnar Sand & Gravel has supplied this large organisation with products for many years. For example, in the previous five years this has included over 36,000 tonnes of aggregates and almost 3,000 cubic metres of concrete, for Scottish Water contracts.

John Brown of Strone Ltd
John Brown of Strone is one of the largest, independent builders in the Cowal Peninsula. This company was one of the first trade customers for Danny Bonnar, the managing director of Bonnar Sand & Gravel Co. An excellent supplier working relationship has been ongoing for over 40 years.