MKS Inc.

Good day, and thank you for standing by. Welcome to the NKS Instruments fourth quarter and full year 2023 earnings conference call. At this time, all participants are in a listen-only mode. After the speaker's presentation, there will be a question and answer session. To ask a question during the session, you will need to press star 1 1 on your telephone. You will then hear an automated message advising your hand is raised. To withdraw your question, please press star 11 again. Please be advised that today's conference is being recorded. I would now like to hand the conference over to your speaker today, David Risick, Vice President of Investor Relations.

Please go ahead. Good morning, everyone.

I am David Rizek, Vice President of Investor Relations, and I am joined this morning by John Lee, President and Chief Executive Officer, and Seth Bagshaw, Executive Vice President and Chief Financial Officer. Yesterday, after market close, we released our financial results for the fourth quarter and full year 2023, which are posted to our investor website at investor.mks.com. As a reminder, various remarks about future expectations, plans, and prospects are for MCAS 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 our annual report on Form 10-K for the year ended December 31, 2022. These statements represent the company's expectations only as of today and should not be relied upon as representing the company's estimates or views as of any date subsequent to today and the company disclaims any obligation to update these statements. During the call, we will be discussing various financial measures. Unless otherwise noted, all references to combined company financial measures reflect the 2022 combined results of MCAS and Adatech Limited, which MCAS acquired on August 17, 2022. Also, unless otherwise noted, all income statement related financial measures will be non-GAAP other than revenue. please refer to our press release and the presentation materials posted to the investor relations section of our website for information regarding our combined company results, non-GAAP financial results, and a reconciliation of our GAAP and non-GAAP financial measures. For a detailed breakout of reported and combined company revenues by end market and division, please visit our investor website. Now, I'll turn the call over to John. Thanks, David.