---
title: "Laurence B. Stone, Title 5 System Inspector SI #13624 | Title 5 Roster"
description: "Laurence B. Stone is a MassDEP-approved Title 5 System Inspector (SI #13624) based in Leominster, MA. Approval expires June 30, 2027 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/laurence-b-stone-si13624/
---

# Laurence B. Stone, Title 5 System Inspector (SI #13624)

Laurence B. Stone is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #13624
* **Approval expires:** June 30, 2027
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Northboro Septic Service
* **Based in:** Leominster, MA
* **County:** Worcester County

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