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Nearby Septic — nearbyseptic.com · Verified septic directory · printed Aug 3, 2026
Ohio › Seneca County
County directory

Seneca County
septic services.

17 bond-list-verified providers serve Seneca County in the northwest-ohio region. Every listing is checked against ODH contractor bonding lists.

Updated August 2, 2026 · data re-verified against ODH records

Seneca County, at a glance
Bond-list-verified providers listed17
Permitting authority Seneca County General Health District
RegionNorthwest Ohio
Providers

Verified first, always labeled.

16 of 17 providers

A
A & D Excavating LLC Phone-verified
Service Provider · 66461988  +  Installer · 66461990 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic RepairSeptic System Installation

Serving Seneca

AL
Allen Excavating Inc. Phone-verified
Installer · 71615420 · Active — checked Aug 2, 2026
Septic RepairSeptic System Installation

Serving Seneca

AR
Service Provider · 999227543  +  Installer · 32S467844 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic RepairSeptic System Installation

Serving Seneca

BH
BHC Environmental LLC Phone-verified
Septage Hauler · 66194809  +  Service Provider · 66195391 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic RepairSeptic System Installation

Serving Seneca

BU
Installer · BX0084525 · Active — checked Aug 2, 2026
Septic RepairSeptic System Installation

Serving Seneca

DI
Septage Hauler · 66462614  +  Service Provider · 66462623 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic RepairSeptic Tank Pumping

Serving Seneca

GA
Septage Hauler · 65594236  +  Service Provider · 66896850 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic RepairSeptic System Installation

Serving Seneca

GR
Installer · BND3640625 · Active — checked Aug 2, 2026
Septic RepairSeptic System Installation

Serving Seneca

HO
Service Provider · 999033975  +  Installer · 999033977 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic RepairSeptic System Installation

Serving Seneca

JB
Installer · B6759976 · Active — checked Aug 2, 2026
Septic RepairSeptic System Installation

Serving Seneca

ME
Metzger Excavating Phone-verified
Installer · CBE1065428 · Active — checked Aug 2, 2026
Septic RepairSeptic System Installation

Serving Seneca

PI
Installer · 7900451224 · Active — checked Aug 2, 2026
Septic RepairSeptic System Installation

Serving Seneca

SE
Service Provider · 66462611 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic Repair

Serving Seneca

SL
Service Provider · B6748921 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic Repair

Serving Seneca

TH
Theis Construction Ltd Phone-verified
Installer · BND3489781 · Active — checked Aug 2, 2026
Septic RepairSeptic System Installation

Serving Seneca

TH
Septage Hauler · BND3541124  +  Service Provider · BND3541173 · Active — checked Aug 2, 2026
Aerobic Systems & MaintenanceSeptic InspectionSeptic RepairSeptic Tank Pumping

Serving Seneca

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Permits

Who issues them here.

Seneca County General Health District

71 S. Washington Street, Tiffin 44883
(419) 447-3691
Official septic information ↗

Permit fees, forms & process

Any new system or major repair in Seneca County needs a permit before construction starts. This county’s full guide is still in production — the authority contact shown here is the official source in the meantime.

All Ohio permit guides

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