We are leaders in our union trade specializing in Philadelphia commercial window cleaning for high-rises, post-construction final cleaning & building maintenance, as a result, we offer the highest quality and service. LWC City has over 45 years of building maintenance experience, we have serviced thousands of clients delivering quality building maintenance solutions with high-rise commercial properties, new construction, hotels, apartments, and hospitals on site. Whatever your building or property maintenance needs require, LWC City has the expertise to provide a building solution.