Looking for Med spa in St. Catharines-Niagara? We have selected the top 20 companies for you. We analyze reviews, ratings, social networks and site content and build a rating based on a complex formula. The best company has a rating of 5 stars (Alicia Yap Skin Therapist/Laser Cosmetician), and the worst company has a rating of 0 (Niagara Medi Spa Clinic).