Certified septic pumping companies in Sioux County, IA

✓ 8 companies based in Sioux County, from the Iowa DNR Certified Onsite (Time-of-Transfer) Inspector List (retrieved 2026-07-23). Companies based in neighboring counties often serve here too — see the full Iowa list.

Company	Location	Certifications	License #
Andy Van Wyk	Alton, IA	Inspector	11944
Evan Leloux	Doon, IA	Inspector	9453
Jonathan Leloux	Rock Valley, IA	Inspector	12995
Ken Oldenkamp	Alton, IA	Inspector	8848
Mark Vande Vegte	Orange City, IA	Inspector	11469
Ryan Leloux	Hull, IA	Inspector	12101
Shane Walter	Orange City, IA	Inspector	14083
Wade Vandenberg	Sioux Center, IA	Inspector	10773

FAQs

How many certified septic pumping companies are in Sioux County?

8 companies in the Iowa DNR Certified Onsite (Time-of-Transfer) Inspector List are based in Sioux County as of 2026-07-23. Companies based elsewhere in Iowa also commonly serve the county.

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