JAK Plumbing is a Colorado commercial plumbing contractor serving Denver, Colorado Springs, and the surrounding Front Range. We specialize in tenant finish and ground-up plumbing for retail, grocery, and commercial construction — from underground rough-in through final fixture trim-out. With close to ten completed Sprouts Farmers Market projects and a growing list of national and regional retail clients, our crews are built to meet the schedules and standards commercial general contractors demand.