Rain-N-Drain has the solution for all your drainage problems Rain-N-Drain is here to help you with your drainage system, basement waterproofing, retention ponds and more. We have been serving the Atlanta area since 1997 and have all the experience to deal with all types of water and drainage issues. Unlike landscapers and plumbers, our specialty is storm water management, not planting petunias or unclogging sinks. Rain-N-Drain is here to provide you the best work to ensure your satisfaction.