 ACS Valves |
 Advanced Flexible Systems |
 Aerofin Corporation |
 American Fan Company |
 Ametek Technical and Industrial Products |
 Clarage Fan Company |
 CPE Filters Inc |
 Dynamic Air Inc |
 Heil Process Equipment |
 Swartwout Industrial |
 Tuthill Vacuum and Blower Systems |
 Twin City Fan and Blower Company |
 United Enertech |
 VAW Systems |
