b'Upper Canada Stone Company Ltd.Wiarton Stone Quarry Inc. D G A AT I I R S N O E LT M E E S N I C R P D G R P Y E U C D S E AG N TO O A N E SAddress3094 Line 4 North, R.R. 1 Address3577 Bruce Rd. 13, R.R. 3Oro Medonte, ONL0L 2L0 Wiarton, ONN0H 2T0ContactRichard Scratch, Vice-President ContactMike EbelTel: (705) 835-7530, (800) 806-0000 Tel: (519) 534-2226Fax: (705) 835-7535 Fax: (519) 534-5120sales@uppercanadastone.commike@wiartonstonequarry.com Websitewww.uppercanadastone.comWebsitewww.wiartonstonequarry.com QuarriesGibbons Township (near Sudbury), Mayo,QuarriesAmabel Township (near Owen Sound) Cashel, Madoc, Rear of Leeds and Lansdowne Townships (near Kingston)Muskoka Rock Company Address1165 Bethune Drive NorthGravenhurst, ONP1P 1R1ContactTel: (705) 787-6241 (quarry); (705) 687-8700 (sales)Fax: (705) 788-5121sales@muskokarockcompany.comWebsitewww.muskokarockcompany.comQuarriesFranklin, Chaffey, Stephenson, Monk Town- shipsWalker AggregatesAddressGrey-Bruce323545 East Linton Sideroad West, R.R. 2Kemble, ONN0H 1S0ContactTel: (519) 376-5698Fax: (519) 371-6121Caitlin WinkelsTel: (705) 795-9128cwinkels@walkerind.comNIAGARA2800 Thorold Townline RoadP.O. Box 100Thorold, ONL2V 3Y8contactniagara@walkerind.comWINDSOR-ESSEX6781 North Side RoadP.O. Box 1010McGregor, ONN0R 1J0Tel: (519) 736-2136contactessex@walkerind.comSIMCOE41 King St., Units 3 & 4Barrie, ONL4N 6B5Tel: (705) 445-2300contactsimcoe@walkerind.com GREY-BRUCEHead Office 323545 East Linton Sideroad West, R.R. 2Kemble, ONN0H 1S0Tel: (519) 376-5698contactgreybruce@walkerind.comWebsitehttps://walkeraggregates.comQuarriesNagara Region, Windsor-Essex, SimcoeCounty, Grey-Bruce ONTARIO MINING AND EXPLORATION DIRECTORY AND RESOURCE GUIDE 2025 33'