Dirt Masters, LLC is a family-owned general contractor based in Portland, OR, specializing in septic tank installation and earthwork services. With over 30 years of experience, they serve both commercial and residential clients throughout the Northwest, including Western Washington and Oregon. Their capabilities include site construction, excavation, underground utility installation, and septic system installation. As a certified WBE/DBE contractor in Washington and Oregon, Dirt Masters focuses on delivering personalized service and expert workmanship on every project.

American On Site is a full-service septic provider based in Portland, OR, serving residential, commercial, and civil clients. They offer a wide range of septic services including inspections, pumping, installation, maintenance, and repairs such as drain field replacement and septic pump servicing. The company is experienced in handling all aspects of septic systems, using quality components to ensure proper function and longevity. Since 2003, American On Site has been serving the greater Willamette Valley area, providing expertise in septic system installation and maintenance. They cover multiple counties in Oregon and focus on delivering comprehensive septic solutions to their customers.

Bob's Septic Services is a family-owned company serving Portland, OR, and the surrounding Clark County area. Established in 1940, they provide septic tank pumping, inspections, repairs, and maintenance for both residential and commercial clients. Their certified technicians offer clear reporting and practical recommendations to help keep septic systems functioning efficiently. With over 80 years of experience, Bob's combines traditional values with modern equipment to deliver dependable septic care.

VeggieScout Oil LLC - Portland, operating as Scout Septic, Grease & Drain, provides a range of septic services in Portland, OR. Their offerings include septic tank pumping, installation, inspection, and repair, along with grease trap cleaning and drain services. The company uses advanced equipment for septic and grease trap maintenance and specializes in pipe and drain cleaning, including hydro jetting. They also offer excavation and grading services for residential and commercial properties. Scout Septic is available 24/7 to support emergency and routine septic system needs.