Share: Ready-Mixed Concrete ProducerProducer Knelsen Sand & Gravel Ltd. Visit Website Request Info 9801 - 156 Avenue Grande Prairie, AB T8V 0P4 (780) 830-0435 (780) 357-0348 (fax) Rep Info Map Whom to Contact Don Wilson 9801 - 156 Avenue Grande Prairie, AB T8V 0P4 Phone: (780) 830-0435 Fax: (780) 357-0348 Send an Email What's Nearby? Distance: 5 10 15 20 25 50 km.