EX-21 3 gff-2018x09x30x18xexhibit21.htm EXHIBIT 21
Exhibit 21

Name of Subsidiary |  | Jurisdiction of Incorporation
Clopay Corporation |  | Delaware
Clopay Ames True Temper LLC |  | Delaware
Clopay Ames True Temper Holding Corp. |  | Delaware
Clopay Building Products Company, Inc. |  | Delaware
Clopay Acquisition Company, Inc. |  | Delaware
CornellCookson, LLC |  | Delaware
Cornell Real Estate Holdings, LLC |  | Arizona
Cornell Storefront Systems, Inc. |  | Delaware
CC Installation Company, Inc. |  | Delaware
The Ames Companies, Inc. |  | Delaware
ATT Southern, Inc. |  | Delaware
1346039 Alberta ULC |  | Canada
Garant GP |  | Canada
Griffon Australia Holdings PTY Ltd |  | Australia
AMES Australasia Pty Ltd. |  | Australia
Northcote Pots Australia Pty Ltd. |  | Australia
Northcote Imports Pty Ltd. |  | Australia
Ames New Zealand Ltd. |  | New Zealand
Ames True Temper Australia Pty Ltd. |  | Australia
The Ames Companies UK Ltd. |  | United Kingdom
Altia Holdings Limited |  | United Kingdom
Kelkay Limited |  | United Kingdom
La Hacienda Limited |  | United Kingdom
ClosetMaid LLC |  | Delaware
Comercializadora ClosetMaid S. de R.L. de C.V. |  | Mexico
ClosetMaid Reynosa S. de R.L. de C.V. |  | Mexico
ClosetMaid (Jiangmen) Storage Limited |  | China
Gritel Holding Company, Inc. |  | Delaware
Telephonics Corporation |  | Delaware
Systems Engineering Group, Inc. |  | Maryland

The names of certain subsidiaries which do not, when considered in the aggregate, constitute a significant subsidiary, have been omitted.