Septic Designs by Randy G. Wilkerson has been providing high-quality septic system services to a variety of clients since the day we opened the doors. We have been in business for 27 years and are proud to say that today our business is stronger than ever for the drain system design industry. Are you looking into having a waste water system designed? Let our technicians take care of all your septic design needs, as we are highly experienced with a wide range of septic needs. We can get any size project done in little time and with superior precision.