Walker Bros Timber and North Shore Timber By Busby Thorp 1933 Walker Bros Timber founded by David and Alex Walker 1940 Walker Bros Timber moved to Gosford 1946 Walker Bros timber expands into imported timbers 1961 Walker Bros Timber ownership passed down a family generation 1969 Walker Bros Timber becomes a private company 1971 North shore Timber founded by Lyall Cantle 1975 North Shore Timber relocated to Thornleigh 1978 North Shore Timber builds a sawmill in Ryde 1982 North shore timber is renamed from L.Cantle PTY LTD 1986 Ryde and Thornleigh Premises were consolidated 1991 North Shore Timber establishes new store in Chatswood 1995 Walker Bros timber fire 1997 North Shore Timber establishes new store in Waterloo 2004 North Shore Timber establishes new store in Warriewood 2012 North Shore Timber establishes new store in Miranda 2019 North Shore Timber moves Waterloo branch to Eastgardens