---
title: "Joseph F. Zahner, Jr., Title 5 System Inspector SI #14094 | Title 5 Roster"
description: "Joseph F. Zahner, Jr. is a MassDEP-approved Title 5 System Inspector (SI #14094) based in Wrentham, MA. Approval expires June 30, 2029 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/joseph-f-zahner-jr-si14094/
---

# Joseph F. Zahner, Jr., Title 5 System Inspector (SI #14094)

Joseph F. Zahner, Jr. is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #14094
* **Approval expires:** June 30, 2029
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Listed under own name
* **Based in:** Wrentham, MA
* **County:** Norfolk County

Source: https://neiwpcc.org/wp-content/uploads/2026/10/SI-Instate-10.2.2026.pdf (retrieved 2026-10-12)