Find trusted waterproofing contractors in Southbank

Waterproof plaster under bath. There had been a hole created by plumbers and I want to take off peel and stick tiles and to cover this area. EDITED TO INCLUDE THE FOLLOWING: (1) There are tiles there that I don't want to take off, just plaster over and there is a hole that a plumber had created (needlessly). (2) to make it cohesive I would like peel and stick tiles to be taken off and for the area to be covered with waterproof plaster and ceiling (3) I want it painted over so it looks complete.

Hi, I’m looking for someone to repair the bathroom wall in my Southbank apartment after a plumber replaced the shower mixer. The wall is light-steel stud construction. About four tiles (200×250×6 mm each) need to be replaced, and the waterproofing in the cut-out area needs to be reinstated before re-tiling. Please provide quote and availability. Thank you!

Hi, there has been a water leakage from the laundry room which has affected the floor below us. We want to get the waterproof checked and tested for the laundry area. - Due date: Flexible