Chemical and Gas Manufactures Group (CGMG)

Chemical and Gas Manufacturers Group

The Chemical and Gas Manufacturers Group (CGMG) is a special interest group (SIG) of SEMI made up of members who produce, package and/or distribute chemicals or gases used in micro-electronics applications. Other activities of the CGMG focus on:

  • Promoting awareness of the technical, regulatory and business issues the chemical and gas industry encounters in meeting the expectations of our customers
  •  Planning and sponsoring seminars, SEMI exhibits and other events relevant to the markets we serve
  •  Serving as a forum for discussing safety and environmental issues
  •  Being a voice to legislation and lobbying efforts on issues our industry faces

CGMG and Industry News 

Upstream material suppliers in new iPhone supply chain to see strong growth (DigiTimes; Septemember 4, 2017)

Why Fabs Worry About Tool Parts (SemiEngineering; August 17, 2017) 

Demand for upstream passive component materials rising (DigiTimes; August 11, 2017)

Taiwan largest semiconductor materials market, as SEMICON Taiwan approaches (SST; July 2017)

CGMG/Industry News Archive 


Featured Events

Sept. 13-15, 2017
Sept. 18-20, 2017
Nov. 14-17, 2017


Regional Chapters

As of now the CGMG SIG has three chapters located in America, Korea and Japan. Each chapters have working groups and subcommittees that are working on various activities that are important to that specific region. Please feel free to contact the SEMI Staff to learn more.

America Chapter - Tom Salmon: 

Korea Chapter - Hyun Cha: 

Japan Chapter - Naoko Tejima:




Interested in becoming a CGMG SIG Member?

Contact Tom Salmon for more information at:


CGMG TechXpot @ SEMICON West 2017