Altech Corporation
APEM Inc.
Assmann WSW Components
Banner Engineering Corporation
Benedict GmbH
Bivar Inc.
Bulgin
c3controls
Carling Technologies
Carlo Gavazzi Inc.
CML Innovative Technologies LTD
CW Industries
Dialight
E-Switch
EAO
Electroswitch
Floyd Bell Inc
Hammond Manufacturing
Honeywell Sensing and Productivity Solutions
IDEC
Interlight
Kacon
Kingbright
Littelfuse Inc.
Lumex Opto/Components Inc.
Mallory Sonalert Products Inc.
Menics
Moujen
Nidec Copal Electronics
NKK Switches
Omron Automation and Safety
P-tec
Phoenix Contact
RAFI USA
REES, Inc
Schneider Electric
Schurter Inc.
Sensata-Airpax
Siemens
Switch Components
TE Connectivity ALCOSWITCH Switches
TubeDepot
Visual Communications Company - VCC