Support Activities for Nonmetallic Minerals (except Fuels) Mining, Fossil Fuel Electric Power Generation, Other Chemical and Allied Products Merchant Wholesalers, Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)

Water Supply and Irrigation Systems, Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Architectural Services

NUI CORPORATION

Support Activities for Nonmetallic Minerals (except Fuels) Mining, Fossil Fuel Electric Power Generation, Other Chemical and Allied Products Merchant Wholesalers, Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)

Hydroelectric Power Generation, Water Supply and Irrigation Systems

AMERICAN WATER SERVICES, INC.

Electric Power Distribution, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Electrical Contractors

Electric Power Distribution, All Other Information Services, Process, Physical Distribution, and Logistics Consulting Services, Office Administrative Services, Telephone Answering Services

Electric Power Distribution, Power and Communication Line and Related Structures Construction, Poured Concrete Foundation and Structure Contractors, Electrical Contractors

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Landscaping Services

Electric Power Distribution, Power and Communication Line and Related Structures Construction, Software Publishers, Computer Systems Design Services, Professional and Management Development Training

SCI.EC

Water Supply and Irrigation Systems, Residential Remodelers, Industrial Building Construction, Water and Sewer Line and Related Structures Construction, Land Subdivision

Water Supply and Irrigation Systems, New Single-Family Housing Construction (except Operative Builders), Residential Remodelers, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

Water Supply and Irrigation Systems

Steam and Air-Conditioning Supply, Industrial Building Construction, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Plumbing, Heating, and Air-Conditioning Contractors

Water Supply and Irrigation Systems, New Single-Family Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

Steam and Air-Conditioning Supply, Plumbing, Heating, and Air-Conditioning Contractors, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Electric Power Distribution, Commercial and Institutional Building Construction, Lessors of Nonresidential Buildings (except Miniwarehouses)

Steam and Air-Conditioning Supply, Power and Communication Line and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Engineering Services