EX-21 4 ex21.htm EX-21

Exhibit 21

Middlesex Water Company

Subsidiaries

| Jurisdiction of Organization
Tidewater Utilities, Inc. | Delaware
Tidewater Environmental Services, Inc. | Delaware
Pinelands Water Company | New Jersey
Pinelands Wastewater Company | New Jersey
Utility Service Affiliates (Perth Amboy) Inc. | New Jersey
Utility Service Affiliates, Inc. | New Jersey
Twin Lakes Utilities, Inc. | Pennsylvania