Locally Owned & Operated

Veteran Led


Sir H. Fox began installing septic systems in 2012 while working for a pumping company in Eugene, Oregon. Fox saw the necessity in offering septic installation service and started a new chapter in life.

AOSS was named in 2017 when Fox changed the business structure to an LLC. Today AOSS leads the industry in innovative solutions to complex systems.


Providing commercial and residential septic installation, service and repair to the greater Northwest. Please visit our Service page for detailed description of our services.

Locally owned and operated. Veteran led. Licensed, bonded and insured. Years of  professional experience in the septic industry. We value your business and ensure friendly, efficient service from all our technicians.

Our Licenses

CCB#: 216891

Department of Environmental Quality (DEQ): 38956

DEQ: Installer - RI732 | Maintenance Provider - RM84

National Association of Wastewater Technicians (NAWT) Inspector: 13272ITC