0001950047-23-003512.txt : 20230829 0001950047-23-003512.hdr.sgml : 20230829 20230829164804 ACCESSION NUMBER: 0001950047-23-003512 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230829 DATE AS OF CHANGE: 20230829 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: COMFORT SYSTEMS USA INC CENTRAL INDEX KEY: 0001035983 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRICAL WORK [1731] IRS NUMBER: 760526487 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-13011 FILM NUMBER: 231222634 BUSINESS ADDRESS: STREET 1: 675 BERING DRIVE STREET 2: SUITE 400 CITY: HOUSTON STATE: TX ZIP: 77057 BUSINESS PHONE: 7138309600 MAIL ADDRESS: STREET 1: 675 BERING DRIVE STREET 2: SUITE 400 CITY: HOUSTON STATE: TX ZIP: 77057 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Lane Brian E. CENTRAL INDEX KEY: 0001448240 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: COMFORT SYSTEMS USA, INC. STREET 2: 675 BERING DRIVE, SUITE 400 CITY: HOUSTON STATE: TX ZIP: 77057 144 1 primary_doc.xml 144 0001448240 XXXXXXXX LIVE 0001035983 COMFORT SYSTEMS USA INC. 001-13011 675 Bring Drive Suite 400 Houston TX 77057 713-830-9600 BRIAN E LANE Officer Director Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

33600 6153937.44 35769239 08/29/2023 NYSE COMMON 04/01/2020 Compensation for Past Services Issuer N 7315 04/01/2020 Compensation COMMON 03/05/2020 Compensation for Past Services Issuer N 3689 03/05/2020 Compensation COMMON 04/01/2022 Compensation for Past Services Issuer N 4986 04/01/2022 Compensation COMMON 03/23/2022 Compensation for Past Services Issuer N 10185 03/23/2022 Compensation COMMON 03/10/2021 Compensation for Past Services Issuer N 7425 03/10/2021 Compensation N BRIAN E LANE

675 Bring Drive Suite 400 Houston TX 77057

Common 08/28/2023 6400 1160255.36 08/29/2023 /s/ Brian E Lane