API Technologies Corp.
Operational Headquarters
2200 Smithtown Ave.
Ronkonkoma, NY 11779
Ph: 631-981-2400
Fx: 631-981-2445

API Electronics Inc.
375 Rabro Drive
Hauppauge, NY 11788
Ph: 631-582-6767
Fx: 631-582-6771
Email: sales@api-electronics.com
Email: quality@api-electronics.com
Email: engineering@api-electronics.com

Filtran
229 Colonnade Road
Ottawa, Ontario
Canada K2E 7K3
Ph: 613-226-1626
Fx: 613-226-7124
Email: sales@filtran.com

Islip Transformer & Metal Co.
2200 Smithtown Avenue
Ronkonkoma, NY 11779
Ph: 631-981-2400
Fx: 631-981-2445
Email: islip@apinano.com

Keytronics
2200 Smithtown Avenue
Ronkonkoma, NY 11779
Ph: 631-981-2400
Fx: 631-981-2445
Email: sales@keytronics.com

Cryptek
1501 Moran Road
Sterling, VA 20166
Ph: 571-434-2000
Email: info@cryptek.com

NanoOpto
1600 Cottontail Lane
Somerset, NJ 08873
Ph: 732-627-0808
Fx: 732-627-9886
Email: sales@nanoopto.com

National Hybrid, Inc.
2200 Smithtown Avenue
Ronkonkoma, NY 11779
Ph: 631-981-2400
Fx: 631-981-2445
Email: sales@nationalhybrid.com

TM Systems
2200 Smithtown Avenue
Ronkonkoma, NY 11779
Ph: 631-981-2400
Fx: 631-981-2445
Email: tmsystems@apinano.com

ION Networks
120 Corporate Blvd
South Plainfield, NJ 07080
Ph: 908-546-3900
Email: info@ion-networks.com
Email: sales@ion-networks.com

Emcon Emanation Control, Ltd.
11 Tristan Court
Nepean, Ontario K2E 8B9
Ph: 613-723-1838
Email: sales@emcon.com

Secure Systems & Technologies (SST)
Brunel Court
Waterwells
Gloucester GL2 2AL UK
Ph: 44-0-1452-371-999
Fx: 44-0-1452-577-700
Email: sales@sst.ws