GroundRoster
Home › Pennsylvania › Chester County › Downingtown › Dave Cassell

Dave Cassell

Septic contractor based in Downingtown, Chester County, PA

License details

License typeOn-Lot System Installer (DEP training-recognition list)
License statusDEP-recognized on-lot system installer; most recent training update 2018-03-13 (a training-recognition list, not proof of a currently active license)
Based inDowningtown, Chester County, Pennsylvania 19380

"Based in" is the city and county of the address on the business's license record.

What this license covers

  • Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.

How to verify this license

We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up this license directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: PA DEP Act 537 - On-Lot Sewage System Installer training-recognition list, last checked 2026-08-16. Look it up at the issuing agency.

Compare licensed contractors based in Downingtown

Other septic contractors based in Downingtown

J. Gallagher Septic and Wastewater ControlLicensed

Septic
Based in Downingtown, PA · License #007

Kevin R Sech

Septic
Based in Downingtown, PA · License #01755

Manny's Septic Services IncLicensed

Septic
Based in Downingtown, PA · License #027

Clyde Cassell

Septic System Installation
Based in Downingtown, PA

Other licensed septic contractors based in Chester County

Jeffrey G Rachlin

Septic
Based in West Chester, PA · License #02858

Christopher Simmler

Septic System Installation
Hickman Sanitation Service, L.L.C. · Based in West Chester, PA

Joseph Boldaz

Septic System Installation
Hydraterra Professionals · Based in Glenmoore, PA · License #03814

Tom Roberts

Septic System Installation
OnSite Management, Inc. · Based in West Chester, PA

Adam Miller

Septic System Installation
Evans Mill Environmental, L.L.C. · Based in Uwchland, PA · License #03914

See every listing based in Chester County or in Downingtown.