Exhibit 21.1
Southwest Water Company and Subsidiaries
Subsidiaries of the Registrant
|
| Jurisdiction of |
|
| Incorporation/ |
Name of Subsidiary / Affiliate |
| Organization |
|
|
|
Aqua Services, LP |
| Texas |
AquaSource Services I, LLC |
| Delaware |
AquaSource Services II, LLC |
| Delaware |
CDC Maintenance, Inc. |
| Texas |
CHA Utilities Company, Ltd. |
| Texas |
CHA Utilities, L.L.C. |
| Texas |
Colorado Bend Utilities, L.L.C. |
| Texas |
Crossroads Utilities, Ltd. |
| Texas |
Diamond Water Company |
| Texas |
ECO Capistrano Valley, Inc. |
| Delaware |
ECO Resources, Inc. |
| Texas |
Hornsby Bend Utility Company, Inc. |
| Texas |
Huntington Utility Company, L.L.C. |
| Texas |
IU Merger Subsidiary, Inc. |
| Texas |
Inland Pacific Water Company |
| California |
Inverness Utility Company, Inc. |
| Texas |
Lab-Tech Corporation |
| Texas |
METRO-H2O Utilities, Inc. |
| Texas |
METRO-H2O Utilities, Ltd. |
| Texas |
Mid-Tex Utilities, Inc. |
| Texas |
Midway Water Utilities, Inc. |
| Texas |
Monarch Utilities I L.P. |
| Texas |
Monarch Utilities, Inc. |
| Texas |
New Mexico Utilities, Inc. |
| New Mexico |
North County Water Reclamation, Inc. |
| Alabama |
Novus Utilities, Inc. |
| Delaware |
Operations Technologies, Inc. |
| Georgia |
Southwest Environmental Laboratories, Inc. |
| Texas |
Southwest Water Alabama OnSite System Services, LLC |
| Alabama |
Southwest Water Alabama, Inc. |
| Alabama |
Southwest Water Florida, Inc. |
| Florida |
Southwest Water Government Services Company |
| Delaware |
Southwest Water Mississippi, Inc. |
| Mississippi |
Southwest Water Services Group Houston, Inc. |
| Delaware |
Suburban Water Systems |
| California |
SW Resource Management Company |
| Delaware |
SW Utility Company |
| Texas |
SWWC Enterprises, Inc. |
| Delaware |
SWWC Services, Inc. |
| Delaware |
SWWC Utilities, Inc. |
| Delaware |
Tenkiller Utility Company |
| Oklahoma |
Texas Water Services Group, LLC |
| Texas |
TWC Utility Company, LLC |
| Texas |
Wastewater Rehabilitation Inspections, Inc. |
| Texas |
Water Quality Management Corporation |
| Colorado |
Water Services, Inc. |
| Texas |
Water Suppliers Mobile Communication Service |
| California |
Windermere Utility Co., Inc. |
| Texas |