United States
International Locations
MKS Product Group Offices
Sales & Support Offices
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United States
International Locations

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MKS Instruments - Corporate Headquarters
Power & Reactive Gas Products
Pressure Measurement & Control
Flow Measurement & Control
Calibration & Service Products
Gas Analysis
Ionization Products & Services
Leak Detection
Control & Information Technology
HPS® Vacuum Technology
Telvac Engineering, Ltd.

MKS Corporate Headquarters
MKS Instruments
2 Tech Drive, Suite 201
Andover, MA 01810
Tel: 978-645-5500
Fax: 978-557-5100
Email: mks@mksinst.com
Click here for directions to MKS Instruments Corporate Headquarters
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Power & Reactive Gas
MKS, ASTeX Products
90 Industrial Way,
Wilmington, MA USA 01887-4610
Tel: 978-284-4000
Fax: 978-284-4999
Click here for directions
MKS, ASTeX GmbH
ASTeX Ozone Products
Wattstr. 11-13
13355 Berlin, Germany
Tel: +49-30-464-0030
Fax: +49-30-464-00313
Email: mks-germany@mksinst.com
www.astex.de
MKS, ENI® Products
100 Highpower Road
Rochester, NY 14623
Tel: 585-427-8300
Fax: 585-427-7839
Email: mks@mksinst.com
Click here for directions
MKS, Medical Electronics
4975 North 30th Street
Colorado Springs, Co 80919-4101
Tel: 719-260-1191
Fax: 719-260-0395
Email: mks@mksinst.com
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Pressure Measurement & Control
MKS, Pressure Measurement & Control Products
Six Shattuck Road,
Andover, MA 01810
Tel: 800-227-8766
Tel: 978-975-2350 (outside the USA)
Fax: 978-738-3513
Email: mks@mksinst.com
Click here for directions
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Flow Measurement & Control
MKS, Flow Measurement & Control Products
Six Shattuck Road,
Andover, MA 01810
Tel: 800-227-8766
Tel: 978-975-2350 (outside the USA)
Fax: 978-738-3513
Email: mks@mksinst.com
Click here for directions
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Calibration & Service
MKS, Calibration & Service Products
90 Industrial Way,
Wilmington, MA USA 01887-4610
Tel: 978-284-4000
Fax: 978-284-4999
Email: mks@mksinst.com
Click here for directions
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Gas Analysis Products
US Sales/Enquiries
MKS Gas Analysis,
Spectra Products USA
70 Rio Robles
San Jose, California 95134
Toll Free: 800-428-9401
Tel: 408-750-0300
Fax: 408-750-2990
Email: mks@mksinst.com
Europe and Asia Sales/Enquiries
MKS Gas Analysis,
Spectra Products UK & Asia
Cowley Way
Crewe
Cheshire CW1 6AG
Tel: +44.1270.250150
Email: mks@mksinst.com
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Ionization Products & Services
MKS, Ion Systems
1750 North Loop Road
Alameda, CA 94502
Toll Free: 800-367-2452
Tel: 510-217-0600
Fax: 510-217-0484
Email: info@ion.com
Click here for directions to MKS, Ion Systems
Locate Local Ion Systems® product representatives
Locate local Ion Systems® field service offices
MKS, Ion Industrial
1000 Old County Circle, Unit 116
Windsor Locks, CT 06096
Tel: 888-310-3334
Fax: 860-292-6807
Email: industrial@ion.com
MKS, Ion Industrial Europe
Marie Curie Strasse 8
D-79539 Loerrach, Germany
Tel: 49 (0) 7621-5500 355
Fax: 49 (0) 7621-5500 360
indeuro@ion.com
Locate Local Ion Industrial product representatives
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Leak Detection
MKS, PICO® Products
Six Shattuck Road,
Andover, MA 01810
Tel: 800-227-8766
Tel: 978-975-2350 (outside the USA)
Fax: 978-738-3513
Email: mks@mksinst.com
Click here for directions
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Control & Information Technology
MKS, Control & Information Technology Products
70 Rio Robles Drive
San Jose, CA 95134
Toll Free: 800-428-9401
Tel: 408-750-0300
Fax: 408-750-2990
Email: mks@mksinst.com
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Vacuum Technology
MKS, HPS® Products
5330 Sterling Drive
Boulder, CO 80301
Tel: (800) 345-1967
Tel: (303) 449-9861 (outside the USA)
Fax: (303) 442-6880
Email: mks@mksinst.com
MKS Denmark ApS
Ndr. Strandvej 119G
DK-3150 Hellebaek
Denmark
Tel: +45 4492 9299
Fax: +45 4492 9499
Email: mksdenmark@mksinst.com
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Telvac Engineering, Ltd.
MKS Instruments, UK, Telvac Engineering, Ltd.
Pegasus Court
Stafford Park 7
Telford TF3 3BQ, England
Tel: 44-195-220-0664
Fax: 44-195-220-0341
Email: mks@mksinst.com
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Sales & Services Offices - US
[ AZ
| CA
| CO
| FL
| IL
| MA
| MD
| NM
| NY
| OR
| PA
| TX
| UT ]
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Mesa, AZ
MKS Field Sales Office
Tel: 800-543-7969 (toll-free)
Tel: 480-655-9199
Fax: 480-655-1461
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Fullerton, CA
MKS Field Sales Office
Tel: 714-449-6830 / 800-428-9909
Fax: 714-449-6834
San Jose, CA
MKS Field Sales Office
and Calibration/Service Center
Tel: 408-750-0300
Fax: 408-750-2990
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Boulder, CO
MKS Field Sales Office
Tel: 303-449-9861
Fax: 303-449-2003
Boulder, CO
HPS® Vacuum Products Group and Calibration/Service Center
Tel: 800-345-1967
Tel: 303-449-9861
Fax: 303-442-6880
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Sarasota, FL
MKS Field Sales Office
Tel: 941-379-8382
Fax: 941-379-8532
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Orland Park, IL
MKS Field Sales Office
Tel: 708-923-0222
Fax: 708-923-0466
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Andover/Methuen, MA
Pressure and Flow Measurement & Control Products, MKS Field Sales Office,
and Calibration/Service Center
Tel: 800-227-8766
Tel: 978-975-2350
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Bel Air, MD
MKS Field Sales Office
Tel: 410-838-7400
Fax: 410-510-1997
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Albuquerque, NM
MKS Field Sales Office
Tel: 505-362-0222
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Rochester, NY
MKS Field Sales Office
Tel: 585-427-8300
Fax: 585-427-7839
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Portland, OR
MKS Field Sales Office
Tel: 503-539-7564
Fax: 503-558-8690
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McMurray, PA
MKS Field Sales Office
Tel: 724-969-2520
Fax: 724-969-2521
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Richardson, TX
MKS Field Sales Office
and Calibration/Service Center
Tel: 972-231-0173
Fax: 972-437-4127
Austin, TX
MKS Field Sales Office
and Calibration/Service Center
1321 Rutherford Lane
Suite 200
Tel: 512-719-8000
Fax: 512-719-8095
Directions to MKS offices in Austin, Texas from Yahoo! Maps.
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Salt Lake City, Utah
FluidX
Tel: 801-486-1015
Fax: 801-486-1032
URL: http://www.fluidxequipment.com
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Sales and Service Centers - International
Find Ion Systems® product representatives here.
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Argentina
Argenvac en Alto Vacio S.A.
E-mail: argenvac@ciudad.com.ar
Tel: 54-11-48-13-54-28
Fax: 54-11-48-13-54-28
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Australia
John Morris Scientific Pty. Ltd.
E-mail: customerservice@johnmorris.com.au
Tel: 61-2-94178877
Fax: 61-2-94178855
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Brazil
Acatec Comrcio e Representaces Ltda.
E-mail: acatec@acatec.com.br
Tel: 55-11-5588-4392
Fax: 55-11-5588-4919
www.acatec.com.br
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Canada
CAPT (Canada Analytical & Process Technologies)
E-mail: bshurben@ca-pt.com
Tel: 613-226-1115
Fax: 613-226-5429
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Chile
Tecnologia Omega Ltda.
E-mail: tecnomeg@entelchile.net
Tel: (56-2) 6397806
Fax: (56-2) 6325738
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MKS Denmark ApS
Email: mksdenmark@mksinst.com
Tel: +45 4492-9299
Fax: +45 4492-9499
Ultimate Vacuum
Email: if@ultimatevacuum.dk
Tel: +45 7026-8805
Fax: +45 7026-8806
www.ultimatevacuum.dk
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England
MKS Instruments, U.K. Ltd.
Sales and Calibration/Service Center
E-mail: sales@mksinst.co.uk
Tel: 44-161-929 5500
Fax: 44-161-929 5511
Website: http://www.mksinst.co.uk
England
Spectra SensorTech, Ltd.
Tel: 01270 250150
Fax: 01270 251939
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Finland
Vacuumservice Oy
Email:info@vacuumservice.fi
Tel: 358-9-774 55 30
Fax: 358-9-774 55 330
Finland (for MultiGas 2030 gas analyzer products for the emissions market)
Kontram Oy
Email:kontram@kontram.fi
Tel: 358-9-8866-4510
Fax: 358-9-8866-4599
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France
MKS Instruments France s.a.
Sales and Calibration/Service Center
Email: messages@mksinstruments.fr
Tel: 33 (1) 48.35.39.39
Fax: 33 (1) 48.35.32.52
http://www.mksinstruments.fr
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Germany
MKS Instruments Deutschland GmbH
Sales and Calibration/Service Center
Email: mks-germany@mksinst.com
Tel: 49-89-420008-0
Fax: 49-89-42-41-06
http://www.mksinstruments.de
Germany
ASTeX GmbH
Wattstr. 11-13
13355 Berlin, Germany
Email: astexgmbh@astex.mksinst.com
Tel: +49-30-464-0030
Fax: +49-30-464-00313
http://www.astex.de
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Greece
B. Caravitis S.A.Scientific Products
Email: technol@hol.gr
Tel: 30-210-602 8317
Fax: 30-210-664 4886
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India
VT Vacuum Technologies (P) Ltd.
Bangalore, India
Email: contact@vtvacuum.com
Tel: 91-80-23603253
Fax: 91-80-23605664
http://www.vtvacuum.com
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Israel
Israel Scientific Instruments, Ltd.
Petah-Tikva, Israel
email: isi@isil.co.il
Tel: 972-3-9232202
Fax: 972-3-9229750
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Italy
G. Gambetti Kenologia S.R.L.
Sales and Calibration/Service Center
Email: sales@gambetti.it
Tel: 39-02-90093082
Fax: 39-02-905.2778
http://www.gambetti.it
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Japan
MKS Japan, Inc.
Sales and Calibration/Service Center
Email: mks-japan@mksinst.com
Tel: 81-3-3398-8193
Fax: 81-3-3398-8197
http://www.mksinstruments.co.jp
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Korea
MKS Korea Co., Ltd.
Sales and Calibration/Service Center
Tel: 82-31-717-9244
Fax: 82-31-714-9244
http://www.mksinst.com
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Mexico
Intercovamex S.A. de C.V.
E-mail: ventas@intercovamex.com
Tel: 52 (777) 3 114083
Fax: 52 (777) 3 172701
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New Zealand
Christchurch Scientific Instruments,Ltd.
Tel: 643-364-2454
Fax: 643-364-2110
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Norway
VakuumConsult
Tel: 47-22-16-32-00
Fax: 47-22-16-32-01
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People's Republic of China, Shanghai
MKS Instruments Shanghai, Ltd.
Sales and Calibration/Service Center
E-mail: mksprc@mksinst.com
Tel: 021-58347934, 021-58347914
Fax: 021-58347794
MKS Shanghai Website
People's Republic of China, Beijing
Silicon International Inc.
E-mail: siliconBJ@siliconinternational.com
Tel: 86-10-6468-4663
Fax: 86-10-6468-4696
People's Republic of China, Hong Kong
Silicon International Inc.
E-mail: silicon@siliconinternational.com
Tel: 852-(2)-314-0586
Fax: 852-(2)-314-3535
People's Republic of China, Shenzhen
Silicon International Inc.
E-mail: siliconSZ@siliconinternational.com
Tel: 86-755-3667581
Fax: 86-755-3668518
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Philippines
Value Systems and Technology Corporation
Tel: 632-869-9703
Fax: 632-869-9531
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Portugal
Criolab
Email: criolab@clix.pt
Tel: (351) 22-9964845
Fax: (351) 22-9964847
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Puerto Rico
Excellent Engineered Equipment
Mayaguez, Puerto Rico
Email: eee333@coqui.net
Tel: 787-265-6972
Fax: 787-834-5366
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Taiwan, Republic of China
MKS Taiwan
Email: sales@mksinst.com.tw
Tel: 886-3-575-3040
Fax: 886-3-575-3048
MKS Taiwan Website
Taiwan, Republic of China
Bectech Group, Ltd.
(Process Analysis Products only)
Tel: 886-2-264-21130
Fax: 886-2-264-21131
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Republic of South Africa
Vacutec
Email: sales@vacutec.co.za
Tel: (27) 11 476-4202
Fax: (27) 11 476-6558
www.vacutec.co.za
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Russia, Ukraine, Belarus, Latvia, Estonia, Lithuania, Azerbaijan, Uzbekistan, Kazakstan, Turkmenistan, Georgia, Armenia
Latvia, Lithuania, Estonia
BLM Synergie
Email: info@blms.ru
Tel: +7-095-721-3352
Fax: +7-095-735-3328
http://www.blms.ru
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Scotland
MKS Instruments, UK Ltd.
Email: sales@mksinst.co.uk
Tel: 44-1506-440004
Fax: 44-1506-430004
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Singapore
MKS Instruments, Singapore
Email: mks@mksinst.com
Tel: 65-6451-1062
Fax: 65-6451-0172
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Spain
TelStar Instrumat, S.L.
Email: comercial@instrumat.telstar.es
Tel: (34)-93-544-2320
Fax: (34)-93-544-2911
http://www.etelstar.com
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Sweden
Rowaco AB
Email: sales@rowaco.se
Tel: 46-13-138010
Fax: 46-13-311335
http://www.rowaco.se
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Thailand
Engineering & Science Assoc. Co., Ltd.
Email: esa@engineering-sci.com
Tel: (66) 2884-6570
Fax: (66) 2433-4378
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The Netherlands
MKS Instruments Benelux
Email: mks-netherlands@mksinst.com
Tel: 31-15-2569316
Fax: 31-15-2570586
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Venezuela
Albis Venezolana, S.R.L.
Email: albisca@cantv.net
Tel: (58)-212-751-7018
Fax: (58)-212-751-9774