ProMain Systems Ltd (also known as ProMain Roofing) is a New Zealand–owned company based in Mount Wellington, Auckland. They specialise in all aspects of roof maintenance and repair for both residential and commercial buildings. Services include tile-roof cleaning, moss and lichen control, roof leak repairs, roof restoration (including concrete, clay, and metal tiles), re-pointing and sealing, water–blast cleaning, and full roof coating and repainting. Their teams are trained and certified, and the company provides free roof inspections and written quotes, backed by workmanship guarantees.