Family-owned and operated since 1948! Owner, Gary Holdren learned from his father and brother how to be a master at his field.

We are passionate about what we do, and where we live, and know this area well. Serving Oshkosh, Wisconsin and the surrounding areas is what we love. Where others falter, Gary will relentlessly find a way to get your lines cleaned out (at a price YOU can appreciate). At Oshkosh Sanitary Sewer Service LLC, customer satisfaction is most important, and that is proven by our A+ BBB Rating.



Gary at Oshkosh Sanitary Sewer Service does not cut corners when it comes to his equipment. In order to get your sewer lines clean and free from clogs and obstructions, requires the precise mix of good equipment and skill. You can count on Gary anytime of the day or night to get your water flowing again.

K-50 Sectional Machine

We utilize top-of-the-line equipment, including this compact, versatile, professional’s machine to cut through blockages fast. . Capable of running three different size cables: 5⁄16″ (8 mm), 3⁄8″ (10 mm) and 5⁄8″ (16 mm). The perfect, all-around sink, shower and floor drain machine. Weighs less than 40 lbs (18 kg).

K-1500SP Sectional Machine

Extra power to clean larger lines (10in.) and longer distances (through 300 feet). Cuts through blockages fast. Equipped with full 1 HP TEFC motor and heavy-duty rotary switch. Unique easy-to-use, instant-acting cable clutch maximizes operator control,  and cable spins at 600 RPM.