Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers, Refrigeration Equipment and Supplies Merchant Wholesalers

All Other Miscellaneous General Purpose Machinery Manufacturing

PITTSBURGH

Pump and Pumping Equipment Manufacturing

Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum), Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers, Welding and Soldering Equipment Manufacturing

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers, Refrigeration Equipment and Supplies Merchant Wholesalers

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers, Refrigeration Equipment and Supplies Merchant Wholesalers

Construction Machinery Manufacturing, Overhead Traveling Crane, Hoist, and Monorail System Manufacturing, Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing, Military Armored Vehicle, Tank, and Tank Component Manufacturing, Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers

Industrial Mold Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Electronic Connector Manufacturing

Steam and Air-Conditioning Supply, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers

Steel Foundries (except Investment), Iron and Steel Forging, Nonferrous Forging, Machine Shops, Metal Heat Treating

Cutting Tool and Machine Tool Accessory Manufacturing, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Main

All Other Miscellaneous General Purpose Machinery Manufacturing

Plumbing, Heating, and Air-Conditioning Contractors, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Main

All Other Miscellaneous General Purpose Machinery Manufacturing

YORK

Machine Shops, Packaging Machinery Manufacturing, Packaging and Labeling Services

Optical Instrument and Lens Manufacturing, Semiconductor and Related Device Manufacturing, Other Measuring and Controlling Device Manufacturing

Optical Instrument and Lens Manufacturing

Construction Machinery Manufacturing

Cutting Tool and Machine Tool Accessory Manufacturing, Industrial Machinery and Equipment Merchant Wholesalers, Wholesale Trade Agents and Brokers

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen

Rubber and Plastics Hoses and Belting Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Plumbing Fixture Fitting and Trim Manufacturing, Other Metal Valve and Pipe Fitting Manufacturing, Ball and Roller Bearing Manufacturing

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers, Refrigeration Equipment and Supplies Merchant Wholesalers