Press release

Entegris to Report Results for First Quarter of 2019 on Thursday, April 25, 2019

Sponsored by Businesswire

Inc. (NasdaqGS: ENTG), a leader in specialty chemicals, filtration and
advanced materials solutions for the microelectronics industry, will
release its financial results for the first quarter of 2019 before the
opening of the market on Thursday, April 25, 2019. A teleconference with
management is scheduled for the same day at 9:00 a.m. Eastern Time (ET).

Participants should dial 888-394-8218 or +1 323-794-2588, referencing
confirmation code 4237087. Participants are asked to dial in 5 to 10
minutes prior to the start of the call. For a replay of the call, please Click
using passcode 4237087. The call-in audio replay will be
available from April 25, 2019 12:00 Eastern Time through June 8, 2019
12:00 Eastern Time.

The call can also be accessed live and on-demand from the Entegris
website. Point your web browser to
and follow the link to the webcast. The on-demand playback will be
available for six weeks after the conclusion of the teleconference.

Entegris is a leader in specialty chemicals
and advanced materials solutions for the microelectronics industry and
other high-tech industries. Entegris is ISO 9001 certified and has
manufacturing, customer service and/or research facilities in the United
States, China, France, Germany, Israel, Japan, Malaysia, Singapore,
South Korea and Taiwan. Additional information can be found at