Middlesex Water is a water utility company that owns and operates regulated water and wastewater systems. It engages in collecting, treating, and distributing water for domestic, commercial, municipal, industrial, and fire protection purposes. The company provides services in areas of water production, treatment, and distribution; full-service municipal contract operations, the design, construction, and management of system assets, public-private partnerships, wastewater collection and treatment, water and wastewater system maintenance, and water and sewer line maintenance.