NOT a franchise. All work is performed by the owners, who are detailed experts. GTELI specializes in re-grouting, caulking, grout coloring & grout sealing, tile repairs, and small tile installations. We use superior products for all our Bathroom Refinishing & Repair jobs! On Long Island since 2015, bringing over 25 years of experience. Our sister company has been in NYC since 2009 and both have 5-Star ratings. Serving Long Island, Queens & Brooklyn.