Norair Engineering Corp.

Landover, MD 20785

Company Info

  • Est. 1935
  • Annual Vol Not Provided

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Our Story

Our main lines of business include: Mechanical Contractors, Sewage Treatment Plants, Tunneling Contractors & Equipment.

Norair Engineering Corp. has been listed in the Blue Book since 2019.

What We Do

  • Mechanical Contractors
  • Sewage Treatment Plants
  • Tunneling Contractors & Equipment

Regions & Counties Serviced

  • Washington D.C.

Maryland 1

  • Prince Georges

Our CSI Codes

22 13 23 - Sanitary Waste Interceptors
22 13 26 - Sanitary Waste Separators
22 13 29.33 - Sewerage Pump Basins and Pits
22 13 36 - Packaged, Wastewater Pump Units
22 13 43 - Facility Packaged Sewage Pumping Stations
22 13 43.13 - Facility Dry-Well Packaged Sewage Pumping Stations
22 13 43.16 - Facility Wet-Well Packaged Sewage Pumping Stations
22 14 29.19 - Sump-Pump Basins and Pits
23 01 20 - Operation and Maintenance of HVAC Piping and Pumps
23 01 80 - Operation and Maintenance of Decentralized HVAC Equipment
23 06 20 - Schedules for HVAC Piping and Pumps
23 06 50.13 - Heating Boiler Schedule
23 06 80.16 - Convection Heating and Cooling Unit Schedule
23 20 00.00.01 - HVAC Piping and Pumps
31 01 70 - Maintenance of Tunneling and Mining
31 06 70 - Schedules for Tunneling and Mining
31 71 13 - Shield Driving Tunnel Excavation
31 71 19 - Tunnel Excavation by Tunnel Boring Machine
31 72 16 - Steel Ribs and Lagging
31 74 13 - Cast-in-Place Concrete Tunnel Lining
31 77 16 - Tube Construction (Outfitting Tunnel Tubes)
33 12 23 - Water Utility Pumping Stations
33 32 13 - Packaged Utility Lift Stations
33 32 13.13 - Packaged Sewage Lift Stations, Wet Well Type
33 32 16 - Packaged Utility Wastewater Pumping Stations
33 32 16.13 - Packaged Sewage Grinder Pumping Units
33 32 19 - Public Utility Wastewater Pumping Stations
41 14 16 - Batch Cars/Transports
41 14 19 - Batch Hoppers
41 33 16 - Boring Equipment
44 41 13 - Packaged Water Treatment Plants
44 41 13.13 - Chemical Packaged Water Treatment Plants
44 41 13.16 - Biological Packaged Water Treatment Plants
44 41 13.19 - Thermal Packaged Water Treatment Plants
44 46 26 - Sludge Thickeners
45 13 01 - Operation and Maintenance of Mining Machinery and Equipment
45 13 06 - Schedules for Mining Machinery and Equipment
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