Exhibit 21.1
SOUTHWEST WATER COMPANY AND SUBSIDIARIES
Subsidiaries of the Registrant
|
| Jurisdiction of |
Name of Subsidiary / Affiliate |
| Incorporation |
|
|
|
Aqua Services, LP |
| Texas |
AquaSource Services I, LLC |
| Delaware |
AquaSource Services II, LLC |
| Delaware |
CDC Maintenance, Inc. |
| Texas |
CHA Utilities, LLC. |
| Texas |
CHA Utility Company, LTD. |
| Texas |
ECO Capistrano Valley, Inc. |
| Delaware |
ECO Resources, Inc. |
| Texas |
ECO Southern California, Inc. * |
| California |
Hornsby Bend Utility Company |
| Texas |
Inland Pacific Development Company, LLC * |
| Delaware |
Inland Pacific Water Company * |
| California |
Inverness Utility Company, Inc. |
| Texas |
Lab-tech Corporation * |
| Texas |
METRO-H2O Utilities, Inc. |
| Texas |
Mid-Tex Utility Company, Inc. |
| Texas |
Midway Water Utilities, Inc. |
| Texas |
Monarch Utilities I, LP |
| Texas |
Monarch Utilities, Inc. |
| Texas |
Monarch Utilities, LLC |
| Texas |
New Mexico Utilities, Inc. |
| New Mexico |
Novus Utilities, Inc. |
| Delaware |
Operations Technologies, Inc. |
| Georgia |
Southwest Environmental Laboratories, Inc. |
| Texas |
Southwest Water Alabama, Inc. |
| Alabama |
Southwest Water Florida, Inc. * |
| Florida |
Southwest Water Government Services Company |
| Delaware |
Southwest Water Services Group Houston, Inc. |
| Delaware |
Southwest Water Mississippi, Inc. |
| Mississippi |
Suburban Water Systems |
| California |
SW Resource Management Company |
| Delaware |
SW Utility Company |
| Texas |
Tenkiller Utility Company |
| Oklahoma |
TWC Utility Company, LLC |
| Texas |
Wastewater Rehabilitation Inspections, Inc. |
| Texas |
Water Quality Management Corporation |
| Colorado |
Water Suppliers Mobile Communication Service |
| California |
Windermere Utility Company |
| Texas |
* - Inactive