Canada-Places.com has listed approx 6 plumbers in St. Catharines. Some of the Top rated plumbers in St. Catharines are- Wolseley Plumbing & HVAC/R, Roto-Rooter Plumbing & Water Cleanup, Roto-Rooter Plumbing & Drain Service, Mr Rooter, Amf Plumbing Services & MNM Plumbing.