CoreChair, started in 2008 in Mansfield, Ontario, creates ergonomic active sitting chairs https://corechair.com/alleviating-spondylolisthesis-discomfort-a-review-of-corechairs-office-seating-solutions/ to alleviate spondylolisthesis-related discomfort and promote spinal health in office settings. Founded by Patrick Harrison, a kinesiologist, the Co