Company Active LTD

Company profile

Thorn Security Limited

Zettler

As part of of the Johnson Controls family, Zettlerfire provides some of the most advanced fire detection capabilities to more than 150 countries around the globe.

CRN

00728246

Founded

1962

Age

Overview

Legal name

THORN SECURITY LIMITED

Region

London

Registered address

SECURITY HOUSE THE SUMMIT

HANWORTH ROAD

SUNBURY ON THAMES

MIDDLESEX

UNITED KINGDOM

TW16 5DB

Insolvency history

Corporate ownership

Updated 07 Jul 2026 09:49

1 level 1 ultimate controller Controls 3

Company Active LTD

Thorn Security Limited

CRN 00728246

Direct and ultimate controller

00543654

CRN 00543654

Company events

Reference milestones and recent Companies House filing stream events.

5 events

04 Dec

2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Sep

2026

Accounts due

Accounts Due

Next accounts due date

20 Nov

2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

30 Sep

2024

Accounts filed

Accounts

Last accounts made up date

28 Jun

1962

Incorporated

Inception

Company registered at Companies House