Kleen TankSeptic service company in Sycamore, IL

Kleen Tank is ranked #1 of 51 septic service companies in Sycamore by CR Score, with 65 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Kleen Tank is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 5 PM. On Saturdays it is open 8 AM to 5 PM, and on Sundays 8 AM to 5 PM. Hours come from the business listing; holiday hours may differ.

Serves Sycamore and 11 towns within 25 miles: DeKalb, Genoa, Hampshire, Elburn, Pingree Grove, Wasco, Village of Campton Hills, Gilberts, Huntley, Marengo and South Elgin. The list is based on the business's location and the usual service radius for septic and sewer service. Confirm your address is covered when you call.

Kleen Tank has a rating of 4.8 from 131 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call Kleen Tank on (844) 553-3663. The business is at 62 Kloe Ln, Sycamore, IL 60178. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.