---
title: "Patrick T. Sullivan, Title 5 System Inspector SI #12843 | Title 5 Roster"
description: "Patrick T. Sullivan is a MassDEP-approved Title 5 System Inspector (SI #12843) based in Sandwich, MA. Approval expires June 30, 2029 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/patrick-t-sullivan-si12843/
---

# Patrick T. Sullivan, Title 5 System Inspector (SI #12843)

Patrick T. Sullivan is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #12843
* **Approval expires:** June 30, 2029
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Ready Rooter Excavating
* **Based in:** Sandwich, MA
* **County:** Barnstable County

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