Aeration Septic services, repairs and installs residential aeration systems in 15 counties throughout Northeast Ohio. Since 1989, our customers have trusted our quality service which is completed according to manufacturer specifications. In May of 2013, our services expanded to include commercial-based work, and ASI Wastewater Services, a division of Aeration Septic was formed. Our commercial team has over 40 years of experience in the industry, and can assist with any type of lift station or treatment plant issues.