A&N Corporation
Accu-Glass Products, Inc.
AccuVac Technology, Inc.
Advanced Energy
Agilent Technologies-Vacuum Products Division
AGS Plasma Systems
Atlas Technologies
Balazs NanoAnalysis
BellowsTech, LLC
Brooks Automation
Brooks Instrument
Cacejen Vacuum, Inc
CeramTech North America
Clean Sciences
Denton Vacuum, LLC
Duniway Stockroom Corp.
Dynavac
Ebara Technologies, Inc.
Edwards Vacuum
Engineered Solutions
EP Laboratories, Inc.
Evans Analytical Group
Exxus
Fil-Tech West, Inc.
FMG Enterprises
Gamma Vacuum
Global Vacuum Products, Inc.
GNB Corporation
HeatWave Labs, Inc.
Hiden Analytical Inc.
HORIBA Scientific
Huettinger Electronic, Inc.
Huntington Mechanical Labs, Inc.
HVA
Indium Corporation
INFICON
InstruTech, Inc.
Kashiyama
Kaufman & Robinson, Inc.
Key High Vacuum Products, Inc.
KLA-Tencor
Kurt J. Lesker Company
Labtec Sales
Larson Electronic Glass
Leybold Optics USA, Inc.
Materials Science, Inc.
Mbar
MDC Vacuum Products, LLC
MEIVAC, Inc.
Milestone Technology

MKS Instruments
MPF Products, Inc.
Nor-Cal Products
NSI
NuGeneration Technology
Oerlikon Leybold Vacuum USA, Inc.
OmegaVac Vacuum Products
Omley Industries, Inc.
Osaka Vacuum USA, Inc.
Owens Design
Persys
Pfeiffer Vacuum
Physical Electronics
Pi Scientific, LLC
Plasmaterials, Inc.
Precision Plus Vacuum Parts
Process Materials, Inc.
Quintronix
R.D. Mathis Company
RBD Instruments
RF VII, Inc.
Rigaku
Semicore Equipment, Inc.
SemiTorr, Inc
SemiWest
Sequoia Brass & Copper
Shimadzu Vacuum
Sierra Applied Sciences
Solid Sealing Technology
Swagelok Northern California
Synergy Systems Corp.
Synergy Vacuum, Inc.
The TorrLube Company, LLC
Thermal Conductive Bonding, Inc.
Thermionics Vacuum Products
Thermo Fisher Scientific
Thin Film Service
TMC Industries, Inc.
TMPI
Transfer Engineering & Manufacturing Inc.
UC Components, Inc.
Vacuum Products Corp.
Vacuum Research Corp.
Valqua America, Inc.
VAT, Inc.
VG Scienta, Inc.
Von Ardenne North America
XEI Scientific, Inc.
Yeagle Technology, Inc.