MRC Global Announces First Quarter 2021 Earnings Release and Conference Call Schedule

March 9, 2021

MRC Global Inc. will release its first quarter 2021 results on April 27, 2021 after the market closes. In conjunction with the release, the company will host a conference call, which will be webcast, on Wednesday, April 28, 2021 at 10:00 a.m. EST / 9:00 a.m. CST.

What:	MRC Global First Quarter 2021 Earnings Conference Call
When:	Wednesday, April 28, 2021 at 10:00 a.m. EST / 9:00 a.m. CST
How:	Via phone — Dial 412-902-0003 and ask for the MRC Global call at least 10 minutes prior to the start time, or webcast — at www.mrcglobal.com

A replay will be available through May 12, 2021 by dialing 201-612-7415 using passcode 13717293#. An archive of the webcast will be available shortly after the call at www.mrcglobal.com for 90 days.