Comfort Systems USA, Inc. (NYSE:FIX), a leading provider of mechanical and electrical contracting services including heating, ventilation, air conditioning, plumbing, electrical, piping and controls, announces that it has scheduled its quarterly conference call and webcast for Friday, July 25, 2025, at 10:00 a.m. Central Time to discuss second quarter 2025 financial results. The results will be released after the market closes on Thursday, July 24, 2025.

The conference call will be broadcast live in listen-only mode on the Company's website at https://investors.comfortsystemsusa.com/. The call and the slide presentation to accompany the remarks can be accessed under the "Investors" tab after second quarter 2025 results are released. Participants who want to join the call and ask a question may register at https://register-conf.media-server.com/register/BI7df7054a19084f858658bf83a267b6ec to receive the dial-in information and a unique PIN to seamlessly access the call. Otherwise, please access the listen-only webcast link.

On the next business day following the call, a replay of the entire call will be available on the Company's website.

Comfort Systems USA^® is a premier provider of business solutions addressing workplace comfort, with 180 locations in 135 cities around the nation. For more information, visit the Company's website at www.comfortsystemsusa.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20250718235387/en/

Julie Shaeff, Chief Accounting Officer

ir@comfortsystemsusa.com; 713-830-9687

Comfort Systems USA Announces Second Quarter 2025 Conference Call and Webcast