Certified septic pumping companies in Winnebago County, WI

✓ 2 companies based in Winnebago County, from the Wisconsin DNR licensed septage hauling businesses (retrieved 2026-07-23). Companies based in neighboring counties often serve here too — see the full Wisconsin list.

Company	Location	Certifications	License #
Conger Trucking Corporation Dba Winnebago Liquid Waste	Oshkosh, WI	Septage Hauler	303
Ray'S Sanitation Llc	Oshkosh, WI	Septage Hauler	2601

FAQs

How many certified septic pumping companies are in Winnebago County?

2 companies in the Wisconsin DNR licensed septage hauling businesses are based in Winnebago County as of 2026-07-23. Companies based elsewhere in Wisconsin also commonly serve the county.

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