---
title: "Raymond Mieczkowski, Title 5 System Inspector SI #2720 | Title 5 Roster"
description: "Raymond Mieczkowski is a MassDEP-approved Title 5 System Inspector (SI #2720) based in Hadley, MA. Approval expires June 30, 2028 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/raymond-mieczkowski-si2720/
---

# Raymond Mieczkowski, Title 5 System Inspector (SI #2720)

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

* **SI number:** #2720
* **Approval expires:** June 30, 2028
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Listed under own name
* **Based in:** Hadley, MA
* **County:** Hampshire County

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