Synergy Construction & Industrial Supply Group comprises of 28 Synergy owned stores: CDA Eastland, CCT, Colmark Fasteners, CQ Fasteners, Kencor Sales, Nepean Boltmaster, Rudd Industrial, Specfast and West Coast Fasteners, along with over 40 Synergy Members stores. Working together, Synergy Construction & Industrial Supply Group has a national footprint which can supply all your construction, engineering and industrial needs.