Natural Stone Countertops in Ottawa. Selecting quality natural stone countertops in Ottawa is everything. This is why Ottawa residents shop at StoneSense. StoneSense selects, cuts and installs each and every stone, masterfully handling it no less than three times. Our master stone cutters select the granite, marble or quartz and see it all the way through to final installation – a rarity for stone veneer and is what makes our product unique and installation the best in the industry.