---
title: "John Madeiros, Title 5 System Inspector SI #15153 | Title 5 Roster"
description: "John Madeiros is a MassDEP-approved Title 5 System Inspector (SI #15153) based in Gardner, MA. Approval expires May 1, 2029 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/john-madeiros-si15153/
---

# John Madeiros, Title 5 System Inspector (SI #15153)

John Madeiros is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #15153
* **Approval expires:** May 1, 2029
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Listed under own name
* **Based in:** Gardner, MA
* **County:** Worcester County

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