Operator
Ladies and gentlemen, thank you for standing by, and welcome to the MKS Instruments Fourth Quarter and Full Year 2020 Earnings Call. [Operator Instructions]
I would now like to introduce the host of today s conference call, Mr. David Ryzhik. You may begin.
David Ryzhik
Vice President of Investor Relations
Good morning, everyone. I am David Ryzhik, Vice President of Investor Relations. And I m joined this morning by John Lee, President and Chief Executive Officer, and Seth Bagshaw, Senior Vice President and Chief Financial Officer.
Yesterday, after market close, we released our financial results for the fourth quarter and full year 2020, which are posted to our website, mksinst.com. As a reminder, various remarks about future expectations, plans and prospects for MKS comprise forward-looking statements. Actual results may differ materially as a result of various important factors, including those discussed in yesterday s press release and in the most recent annual re
Operator
Ladies and gentlemen, thank you for standing by, and welcome to the H.B. Fuller Q4 2020 Earnings Conference Call. [Operator Instructions]
I would now like to hand the conference over to your speaker today, Barbara Doyle, Vice President of Investor Relations. Thank you. Please go ahead.
Barbara Doyle
Vice President, Investor Relations
Good morning, and welcome to the H.B. Fuller s Fourth Quarter Fiscal 2020 Earnings Call for the fiscal quarter ended November 28, 2020. Our speakers are Jim Owens, H.B. Fuller President and Chief Executive Officer; and John Corkrean, Executive Vice President and Chief Financial Officer. After our prepared remarks, we will take questions. Please let me cover a few items before I turn the call over to Jim. First, a reminder that our comments today will include references to non-GAAP financial measures and references to organic revenue, which excludes the impact of foreign currency fluctuation and the impact of acquisitions and divestitures