Exhibit 21.1
SUBSIDIARIES OF ABM INDUSTRIES INCORPORATED
The following is a list of subsidiaries of the company as of October 31, 2022, omitting subsidiaries which, considered in the aggregate, would not constitute a significant subsidiary.
Company | Where Incorporated or Organized | |||||||
ABM INDUSTRIES INCORPORATED | Delaware | |||||||
(*) | ABM Aviation, Inc. | Georgia | ||||||
ABM International Limited | Bermuda | |||||||
ABM International (Holdings) Ltd | England | |||||||
ABM Aviation UK Limited | England | |||||||
OFJ Connections | England | |||||||
OFJ Airlinks Limited | England | |||||||
ABM Group UK Limited | England | |||||||
ABM Facility Services UK Limited | England | |||||||
BRBIBR Limited | England | |||||||
ABM Critical Solutions Limited | England | |||||||
ABM International (Holdings) B.V. | Holland | |||||||
ABM Onsite Services - Canada ULC | Canada | |||||||
Westway Services Holdings (2014) Ltd. | England | |||||||
Westway Services Holdings (2010) Ltd. | England | |||||||
ABM Technical Solutions Limited | England | |||||||
Maybin Support Services (Ireland) Limited | N. Ireland | |||||||
Momentum Support Limited | Ireland | |||||||
Momentum Property Support Services Ltd. | N. Ireland | |||||||
ABM Building & Energy Solutions, LLC | Delaware | |||||||
ABM Building Services, LLC | Delaware | |||||||
ABM Building Solutions, LLC | Delaware | |||||||
ABM Electrical & Lighting Services, LLC | Delaware | |||||||
ABM Electrical & Lighting Solutions, Inc. | Delaware | |||||||
ABM Electrical Power Services, LLC | Delaware | |||||||
ABM Electrical Power Solutions, LLC | Delaware | |||||||
ABM Facility Support Services, LLC | Delaware | |||||||
RenewEnergy Solutions, LLC | Delaware | |||||||
ABM Canada Power Services LTD | Canada | |||||||
ABM Building & Energy Services, LLC | Delaware | |||||||
ABM eMobility, LLC | Delaware | |||||||
ABM eMobility USA, LLC | Delaware | |||||||
ABM Franchising Group, LLC | Delaware | |||||||
ABM General Services, Inc. | Delaware | |||||||
ABM Healthcare Support Services, Inc. | Michigan | |||||||
ABM Industrial Services, Inc. | Delaware | |||||||
ABM Industry Groups, LLC | Delaware | |||||||
Crown Building Maintenance Co. | California | |||||||
CBM MGMT LLC | California | |||||||
Crown Energy Services, Inc. | California | |||||||
Able Advantage Acquisition, Inc. | Delaware |
AES MGMT, LLC | California | |||||||
AbleServe Management Company | California | |||||||
ABM Texas General Services, Inc. | Delaware | |||||||
Grade Sub Two, LLC | Delaware | |||||||
GCA Services Group, Inc. | Delaware | |||||||
Associated Facility Management, LLC | Nevada | |||||||
GCA Cleaning Specialties, LP | Texas | |||||||
GCA Services Group Mountain States, LP | Texas | |||||||
GCA Services Group of Texas, LP | Texas | |||||||
Associated Facility Ventures, LLC | Nevada | |||||||
GCA Education Services, Inc. | Tennessee | |||||||
GCA Education Services Central States, Inc. | Illinois | |||||||
GCA Education Services of New England, Inc. | Delaware | |||||||
GCA K12 Education Services, Inc. | Texas | |||||||
GCA Nuclear Facility Services, Inc. | Texas | |||||||
GCA Production Services, Inc. | Delaware | |||||||
GCA Services Group of California, Inc. | California | |||||||
GCA Services Group of Colorado, Inc. | Colorado | |||||||
GCA Services Group of North Carolina, Inc. | North Carolina | |||||||
GCA Services Group of Northwestern States, Inc. | Washington | |||||||
GCA Staffing Services, Inc. | Delaware | |||||||
National Building Maintenance Corp. | Delaware | |||||||
IFM Assurance Company | New York | |||||||
RavenVolt, Inc. | Georgia | |||||||
Linc International, Inc. | Delaware | |||||||
Linc Facility Services Iraq LLC | Delaware | |||||||
Wassl Al-Iraq Project Services & General Contracting LLPC | Iraq | |||||||
Linc Facility Services ME, LLC | Delaware | |||||||
Linc Facility Services Saudi Arabia, LLC | Saudi Arabia |
*Subsidiary relationship to Company or to subsidiary parents shown by progressive indentation.