---
title: "Donald M. Peck, Title 5 System Inspector SI #3299 | Title 5 Roster"
description: "Donald M. Peck is a MassDEP-approved Title 5 System Inspector (SI #3299) based in Great Barrington, MA. Approval expires June 30, 2028 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/donald-m-peck-si3299/
---

# Donald M. Peck, Title 5 System Inspector (SI #3299)

Donald M. Peck is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #3299
* **Approval expires:** June 30, 2028
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Peck Construction
* **Based in:** Great Barrington, MA
* **County:** Berkshire County

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