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Septic service companies in Knox County, Ohio

12 listed9 with a ODH bond badge4.8 average from 124 reviewsListings updated Oct 3, 2026

Knox County has 12 septic service companies in this directory. Nine of them carry our ODH-bonded service provider badge, meaning we matched the business to the Ohio Department of Health's bond list for service providers.

We read 12 of their websites. Of those, one mentions real estate inspections and one mentions maintenance contracts.

KVB Excavating Solutions LLC has the strongest Google record here, 5.0 stars from 37 reviews.

Septic service companies by town in Knox County

Featured septic service companies in Knox County

All septic service companies in Knox County

Fredericktown5.0 (37)

KVB Excavating Solutions LLC

ODH-bonded septic installerODH-bonded service provider

Mount Vernon excavation contractor offering septic installation along with drainage, land clearing, stump removal and fencing.

New system installationExcavation
Mount Vernon3.7 (3)

Total Turf and Dirt

ODH-bonded septic installer

Mount Vernon excavation company installing and repairing septic systems, with maintenance plans for Knox, Richland and Morrow counties.

New system installationExcavationRepairs

Also serving Knox County

These septic service companies are based in other counties but say they take work in Knox County. Each card shows where the business is based.

Johnstown5.0 (215)

Austin's Septic

ODH-bonded septage haulerODH-bonded septic installerODH-bonded service provider

Johnstown septic pumper serving homes and businesses in Knox, Licking, Delaware and Morrow counties, with emergency calls, grease traps and sewer camera work.

Septic tank pumpingEmergency pumpingGrease trap pumping
Lucas4.9 (214)

Keith's Drain And Septic Service

ODH-bonded septage haulerODH-bonded septic installerODH-bonded service provider

Family-run drain and septic company since 1993 offering tank pumping, camera inspections, hydro jetting and 24/7 emergency service in north central Ohio.

Septic tank pumpingEmergency pumpingGrease trap pumping
Mansfield4.6 (17)

Webb's Septic Tank Cleaning & Maintenance

ODH-bonded septage haulerODH-bonded septic installerODH-bonded service provider

Mansfield septic company with over 25 years of experience pumping tanks, inspecting systems for home sales and installing new residential systems.

Septic tank pumpingInspectionsNew system installation
Newark4.5 (34)

Jack's Septic Tank Cleaning

ODH-bonded septage haulerODH-bonded septic installer

Newark family business since 1961 that pumps tanks, installs and repairs septic systems, and services Jet aeration units.

Septic tank pumpingGrease trap pumpingRiser and lid installation
Mount Gilead4.5 (32)

Tidy Tim's, Inc. Portable Restrooms & Septic Service

ODH-bonded septage haulerODH-bonded septic installerODH-bonded service provider

Central Ohio company, in business since 1995, pumping, installing and inspecting septic systems, servicing aerators and renting portable restrooms.

Septic tank pumpingInspectionsPortable toilet rental
View listingFrom $210
WoosterNo Google reviews yet

Miller of Holmes County

Family-owned septic pumping company with over 30 years of experience, serving homes and businesses in Holmes, Wayne and surrounding Ohio counties.

Septic tank pumpingGrease trap pumpingRiser and lid installation
ZanesvilleNo Google reviews yet

A&J Services

ODH-bonded septage haulerODH-bonded septic installerODH-bonded service provider

Family-run excavating company, working since 1989, installing and servicing septic systems across Muskingum and nine nearby Ohio counties.

New system installation
BerlinNo Google reviews yet

Miller Septic LLC

ODH-bonded septage haulerODH-bonded service provider

Septic pumping, point-of-sale inspections and riser installs for homes and businesses from Sugarcreek and Wooster, with over 30 years of experience.

Septic tank pumpingGrease trap pumpingRiser and lid installation
WestervilleNo Google reviews yet

Proformance Fields & Landscape LLC

ODH-bonded septic installerODH-bonded service provider

Galena excavation company, in business since 2011, that designs, installs, repairs and pumps septic systems across nine central Ohio counties.

New system installationExcavationSystem design

Common questions about septic service companies in Knox County

Which septic service companies in Knox County are ODH-bonded?

We matched KVB Excavating Solutions LLC, SIMS On-Site Sanitation, LLC, Stull Excavating and Septic, LLC, Total Turf and Dirt, Wee Dig It, LLC and 4 more to the Ohio Department of Health's bond list for service providers. Each listing shows the date we checked.

Who does septic inspections for a home sale in Knox County?

These Knox County businesses say on their websites that they inspect systems for real estate sales: Hughes Reliable Septic Services.

Who is the highest-rated septic service company in Knox County?

KVB Excavating Solutions LLC, with 5.0 stars from 37 Google reviews. We weight ratings by the number of reviews, so a long record counts for more than a perfect score from a handful.

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