KLS National Retail Maintenance, is a full service maintenance and construction company that makes Customer Service our number one goal. All personnel are available 24/7 and are also equipped with laptops, wireless access and remote access to our office. Client calls are always handled by individuals with direct knowledge of the project in question. KLS is dedicated in formulating excellent relationships with our clients as we do with our vendors. CUSTOMER SERVICE is the number one service that is valued by our company for each and every client. We value the importance of our client and vendor relationships by applying our core values of Customer Service, Dependability and Experience.