Exhibit 21.1

Subsidiaries

Name	Jurisdiction of Incorporation	Ownership
Air Industries Machining, Corp.	New York	100%
Welding Metallurgy, Inc.	New York	100%
Nassau Tool Works, Inc.	New York	100%
Woodbine Products, Inc.	New York	100% *
Decimal Industries, Inc.	New York	100% *
Miller Stuart, Inc.	New York	100% *
Compac Development Corporation	New York	100% *
Eur-Pac Corporation	New York	100%
Electronic Connection Corporation	Connecticut	100%
AMK Welding, Inc.	Connecticut	100%
The Sterling Engineering Corporation	Connecticut	100%
Air Realty Group, LLC	Connecticut	100%

* Owned indirectly through Welding Metallurgy, Inc.