Electromedical and Electrotherapeutic Apparatus Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Surgical Appliance and Supplies Manufacturing

All Other Miscellaneous Fabricated Metal Product Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Other Lighting Equipment Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Aircraft Engine and Engine Parts Manufacturing

Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Other Electronic and Precision Equipment Repair and Maintenance, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Main

Rubber and Plastics Hoses and Belting Manufacturing, Abrasive Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing

Electrical Contractors, Power, Distribution, and Specialty Transformer Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Other Electronic and Precision Equipment Repair and Maintenance

Residential Electric Lighting Fixture Manufacturing, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, Other Lighting Equipment Manufacturing, Sign Manufacturing

Rubber and Plastics Hoses and Belting Manufacturing, Abrasive Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing

HARRISBURG

Rubber and Plastics Hoses and Belting Manufacturing, Abrasive Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing

SIMCO-ION

Power and Communication Line and Related Structures Construction, Optical Instrument and Lens Manufacturing, Other Communications Equipment Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

All Other Miscellaneous Electrical Equipment and Component Manufacturing

Rubber and Plastics Hoses and Belting Manufacturing, Abrasive Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing

Rubber and Plastics Hoses and Belting Manufacturing, Abrasive Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing

Pump and Pumping Equipment Manufacturing, Motor and Generator Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Main

Optical Instrument and Lens Manufacturing, Other Communications Equipment Manufacturing, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Analytical Laboratory Instrument Manufacturing

TRANSICOIL

Other Electronic Component Manufacturing, Current-Carrying Wiring Device Manufacturing, Noncurrent-Carrying Wiring Device Manufacturing, Engineering Services

Electric Lamp Bulb and Part Manufacturing

Carbon and Graphite Product Manufacturing