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MSEX: owns and operates regulated water utility and wastewater systems in New Jersey and Delaware. The Company also operates water and wastewater systems under contract on behalf of municipal and private clients in New Jersey and Delaware. 

ARTNA: distributes and sells water, including water for public and private fire protection, to residential, commercial, industrial, governmental, municipal and utility customers throughout the State of Delaware within its 263 square mile franchise area. Operates as the parent holding company of Artesian Water Company, Inc. (Artesian Water), Artesian Water Pennsylvania, Inc. (Artesian Water Pennsylvania), Artesian Water Maryland, Inc. (Artesian Water Maryland), Artesian Wastewater Management, Inc. (Artesian Wastewater), and Artesian Wastewater Maryland, Inc. (Artesian Wastewater Maryland) These Companies are regulated public utilities, while the Company's three non-regulated subsidiaries include Artesian Utility Development, Inc. (Artesian Utility), Artesian Development Corporation (Artesian Development) and Artesian Consulting Engineers, Inc. (Artesian Consulting), doing business as Meridian Architects and Engineers.

AWK: a United States water and wastewater utility company. It provides approximately 15 million people with drinking water, wastewater and other water-related services in 32 states and Ontario, Canada. The Company's primary business involves the ownership of water and wastewater utilities that provide water and wastewater services to residential, commercial and industrial customers. The Company operates in two segments: Regulated Businesses and Non-Regulated Businesses segments.