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| Air-Vac Engineering |   | |
| BETE Fog Nozzle, Inc. |   | ||
| DynaQuip Controls |   | ||
| Electrostatics, Inc. |   | ||
| ESD Systems |   | ||
| EXAIR Corporation |   | ||
| Guardair Corporation |   | ||
| Habco Inc. |   | ||
| Lechler Inc. |   | ||
| Parker Hannifin - Schrader Bellows Division |   | ||
| Shop-Aid Inc. |   | ||
| Desco |   | ||
| SIMCO Industrial Static Control |   | ||
| ITW Vortec |   | ||
| General Imsubs P. Ltd. |   | ||
| ARTX, Ltd. - Air Research Technology Company 1770 West Lexington St. - Cincinnati, OH 45212 USA |   | ||
| Scales Air Compressor Corp. - - - arlyn_scales@hotmail.com |   | ||
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