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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934
Date of Report (Date of earliest event reported) December 16, 2025
Comfort Systems USA, Inc.
(Exact name of registrant as specified in its charter)
| Delaware | 1-13011 | 76-0526487 | ||
| (State or other jurisdiction | (Commission | (IRS Employer | ||
| of incorporation) | File Number) | Identification No.) |
| 675 Bering Drive, Suite 400 | ||
| Houston, Texas | 77057 | |
| (Address of principal executive offices) | (Zip Code) |
Registrant’s telephone number, including area code (713) 830-9600
(Former name or former address, if changed since last report.)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered | ||
| Common Stock, $0.01 par value | FIX | New York Stock Exchange |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ¨
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨
ITEM 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
(b) and (c)
On December 19, 2025, Comfort Systems USA, Inc. (the “Company”) announced that Trent T. McKenna will transition from his current role as the Company’s Executive Vice President and Chief Operating Officer to the role of Company President and Chief Operating Officer, effective January 1, 2026. In connection with his appointment as President and Chief Operating Officer, Mr. McKenna will be entitled to receive an annual base salary equal to $850,000 and will have a target bonus opportunity equal to 115% of his base salary. In addition, Mr. McKenna will receive a long-term incentive award, consisting of time-vesting restricted stock units and performance-vesting restricted stock units, with a grant date value equal to 400% of his base salary, and will continue to participate in the Company’s Executive Severance Policy on the terms specified therein.
Mr. McKenna’s age, business experience and other related information is included in Part I, Item 4A of the Company’s Annual Report on Form 10-K for the year-ended December 31, 2024 and is incorporated by reference herein. There are no other changes to Mr. McKenna’s relationship with the Company.
On the same date, Laura F. Howell announced her intention to retire as Senior Vice President, General Counsel and Secretary of the Company, effective December 31, 2025.
ITEM 7.01 Regulation FD Disclosure.
On December 19, 2025, the Company issued a press release announcing Mr. McKenna, Ms. Howell and Ms. Eslicker’s transitions within the Company. A copy of the press release is furnished herewith as Exhibit 99.1 and is incorporated by reference into this Item 7.01.
The information furnished under Item 7.01 of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed to be incorporated by reference into any filing by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.
ITEM 9.01 Financial Statements and Exhibits.
(d) Exhibits.
| Exhibit Number |
Description | |
| 99.1 | Press Release of Comfort Systems USA, Inc. dated December 19, 2025, announcing leadership transitions and appointments. | |
| 104 | Cover Page Interactive Data File (the cover page XBRL tags are embedded within the Inline XBRL document). |
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| COMFORT SYSTEMS USA, INC. | ||
| By: | /s/ Laura F. Howell | |
| Laura F. Howell | ||
| Senior Vice President and General Counsel |
Date: December 19, 2025
Exhibit 99.1
| CONTACT: | Julie Shaeff, Chief Accounting Officer | 9753 Katy Freeway, Suite 700 |
| ir@comfortsystemsusa.com; 713-830-9687 | Houston, Texas 77024 | |
| 713-830-9600 |
FOR IMMEDIATE RELEASE
COMFORT SYSTEMS ANNOUNCES LEADERSHIP TRANSITIONS AND APPOINTMENTS EFFECTIVE AS OF YEAR-END
Houston, TX — December 19, 2025 — Comfort Systems USA, Inc. (NYSE: FIX) (the “Company”), a leading provider of commercial, industrial and institutional heating, ventilation, air conditioning and electrical contracting services, today announced that Trent T. McKenna, currently Executive Vice President and Chief Operating Officer, will be appointed to serve as President and Chief Operating Officer, effective January 1, 2026. Brian E. Lane will continue to serve as Chief Executive Officer of the Company.
Mr. Lane commented, “I am thrilled to welcome Trent as Comfort Systems USA’s next President. I am confident that our thoughtful succession planning has positioned Comfort Systems USA for this leadership transition. I am certain in his ability to build on our strong foundation and drive continued success for our Company and our stockholders.”
The Company also announced that Laura F. Howell will retire as Senior Vice President, General Counsel and Secretary of the Company, effective as of year-end, after more than eleven years of service. Ms. Howell will continue to serve the Company as a Senior Executive Advisor in 2026 to facilitate a smooth transition. Rachel R. Eslicker, who currently serves as the Company’s Associate General Counsel and Assistant Corporate Secretary, has been appointed to succeed Ms. Howell as Senior Vice President, General Counsel and Secretary of the Company.
Mr. Lane said, “Comfort Systems USA thanks Laura for her exceptional service and significant contributions. I am grateful that she will continue to be part of our Company as an advisor.”
Mr. Lane continued, “Rachel has been an integral part of Comfort Systems USA’s legal team for approximately seven years. Her experience, judgment and leadership will ensure a smooth transition into her new role as General Counsel.”
Mr. McKenna has served as the Company’s Executive Vice President and Chief Operating Officer since January 2022 and was formerly Senior Vice President and Chief Operating Officer during 2021. Prior to 2021, Mr. McKenna served as our Senior Vice President and Vice President – Region 4 from January 2019 to December 2020; Senior Vice President, General Counsel and Secretary from August 2013 to December 2018; Vice President, General Counsel and Secretary from May 2005 to August 2013; and Associate General Counsel from August 2004 to May 2005. Prior to joining Comfort Systems USA, Mr. McKenna was a practicing attorney in the area of complex commercial litigation in the Houston, Texas, office of Akin Gump Strauss Hauer & Feld LLP. Mr. McKenna holds a Bachelor of Arts degree in English from Brigham Young University and a Juris Doctorate from Duke University School of Law.
Ms. Eslicker has served as the Company’s Associate General Counsel and Assistant Corporate Secretary since January 2023 and formerly served as Senior Corporate Counsel from January 2019 to December 2022. Ms. Eslicker started her career as an associate in the Mergers and Acquisitions and Capital Markets department of the Houston, Texas, office of Vinson & Elkins LLP. Ms. Eslicker holds Bachelor of Arts degrees in Government and History from the University of Texas and a Juris Doctorate from Duke University School of Law.
Comfort Systems USA® is a premier provider of business solutions addressing workplace comfort, with 184 locations in 139 cities around the nation. For more information, visit the Company’s website at www.comfortsystemsusa.com.