Your products are global. Your production is local.

Keep your production on track with localized support and service across the globe. 

ESI understands the challenges you face in production and the importance of providing local support to your facilities. ESI’s collection of regional facilities and application development centers provide timely delivery and service to your production facilities so you can deliver fast, reliable products to your customers.


ESI World Headquarters

14523 SW Millikan Way
Beaverton, OR 97005 USA

Toll-Free: 833-374-5273
Phone: 503.641.4141
Fax: 503.671.5551

ESI Silicon Valley
780 Montague Expressway
San Jose, CA 95131
Phone: 510.249.1550
Fax: 510.249.1551

ESI Klamath Falls
4700 ESI Way
Klamath Falls, OR 97601-9399
Phone: 541.273.3560
Fax: 541.273.3570



Electro Scientific Industries GmbH c/o MKS Instruments Deutschland GmbH
Schatzbogen 43
81829 Munich
Phone: +


ESI Taiwan
2F, No 26, Tai Yuen Street
Jubei City 30288, Hsinchu County
Phone: +886.3.552.6788
Fax: +886.3.552.6799
Service Contact: Allen Huang
Sales Contact: Sten Hsieh

ESI Shanghai
上海市浦东新区芳华路 139 号 E 幢 107 室
Room #107 Building E
No. 139 Fanghua Road
Pudong New District
Shanghai China P.R.C. 201204
Phone: +86.21.3392.7070
Fax: +86.21.5237.1289

Shanghai Center for Advanced Development (SCAD)
Phone: +86.21.5899.8572

ESI Vietnam
Room 105, Techno Center Building,
Thang Long Industrial Park, Kim Chung Commune,
Dong Anh District, Ha Noi, Vietnam
Phone: +84-24-7308-9668


ESI Singapore
1 Kaki Bukit View, #02-05/07
Techview • Singapore 415941
Phone: +65 6603 0199
Fax: +65 6743 6116

ESI Korea
7th FL, Leaders Tower
12 Wongomae-ro, Giheung-gu, Yongin-si
Gyeonggi-do Korea 17086
Phone:  +82.32.8021.1600
Fax: +
Sales Contact: Casey Park

ESI Japan
Moriichi Building 2F
14-3 Takabashi, Koto-ku
Tokyo, 135-0005 Japan
Phone: +81.3.5625.5100
Fax: +81.3.5625.5229

For industries facing material transformation challenges in production,  we apply unique process and engineering expertise to deliver a set of laser-based solutions that extend our customers’ processing capabilities beyond the limitations of mechanical.

See what it's like to be an MKS customer - contact an MKS Sales Expert today