Water Supply and Irrigation Systems, Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Land Subdivision

Other Electric Power Generation, Power and Communication Line and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors, Residential Electric Lighting Fixture Manufacturing, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing

Crushed and Broken Granite Mining and Quarrying, Other Crushed and Broken Stone Mining and Quarrying, Construction Sand and Gravel Mining, Industrial Sand Mining, Kaolin and Ball Clay Mining

Electric Power Distribution

Hydroelectric Power Generation, New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Industrial Building Construction, Water and Sewer Line and Related Structures Construction

Support Activities for Forestry, Potash, Soda, and Borate Mineral Mining, Water Supply and Irrigation Systems, Highway, Street, and Bridge Construction, All Other Specialty Trade Contractors

Support Activities for Oil and Gas Operations, Hydroelectric Power Generation, Fossil Fuel Electric Power Generation, Nuclear Electric Power Generation, Electric Bulk Power Transmission and Control

Construction, Excavating, Sitework

Small Business

Timber Tract Operations, Logging, Crushed and Broken Limestone Mining and Quarrying, Construction Sand and Gravel Mining, Support Activities for Oil and Gas Operations

Support Activities for Oil and Gas Operations, Water Supply and Irrigation Systems, Residential Remodelers, Water and Sewer Line and Related Structures Construction, Land Subdivision

AQUA PENNSYLVANIA, INC.

Water Supply and Irrigation Systems, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial, Relay and Industrial Control Manufacturing, Computer Systems Design Services

SONEPAR MANAGEMENT US, INC.

SILVERTIP INC.

Water Supply and Irrigation Systems, Sewage Treatment Facilities, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Commercial and Institutional Building Construction