Linko's mission is to provide the Wastewater industry with high-quality, easy-to-use wastewater compliance software. Our staff is dedicated to providing professional software products and services to help our clients achieve their data management goals and make their jobs easier. Linko has been providing compliance software to the wastewater industry since 1996. The CTS pretreatment software is now in its 9th and best version. With over 275 WWTP clients nationwide, Linko software has become the leading provider of easy to use compliance software. We are committed to providing our customers with the best customer support possible. Our Club Linko annual membership program offers toll-free phone and email support, software updates, discounts on upgrades and new products.