Aimilight Sensors and Intelligent Systems INC. | Pittsburgh, PA | Computer and Electronic Product Manufacturing334515 | — | ● ACTIVE |
Aitema Business Services LLC | Beaver Falls, PA | Printing and Related Support Activities323111 | — | ● ACTIVE |
| ALAlchemy Laser Engraving, LLC | Beaver, PA | Fabricated Metal Product Manufacturing332812 | — | ● ACTIVE |
Ali Mustafa Games LLC | Pittsburgh, PA | Miscellaneous Manufacturing339930 | — | ● ACTIVE |
Allegheny Petroleum Products CO | Monroeville, PA | Petroleum and Coal Products Manufacturing324191 | — | ● ACTIVE |
Alpha Lubricants, LLC | Canonsburg, PA | Petroleum and Coal Products Manufacturing324191 | — | ● ACTIVE |
| ATAlstom Transport USA INC | Pittsburgh, PA | Transportation Equipment Manufacturing336510 | — | ● ACTIVE |
American Baling Products, INC | Ellwood City, PA | Fabricated Metal Product Manufacturing332618 | — | ● ACTIVE |
Ameri Tech Products, LLC | Bethel Park, PA | Nonmetallic Mineral Product Manufacturing327910 | — | ● ACTIVE |
Ametek INC | Eighty Four, PA | Fabricated Metal Product Manufacturing332117 | — | ● ACTIVE |
Ametek Land INC | Pittsburgh, PA | Computer and Electronic Product Manufacturing334513 | — | ● ACTIVE |
Amick Associates INC | Carnegie, PA | Fabricated Metal Product Manufacturing332618 | — | ● ACTIVE |
Apg Vision LLC | Allison Park, PA | Electrical Equipment, Appliance & Component Manufacturing335139 | — | ● ACTIVE |
| AFAqua Filter Fresh, INC | Pittsburgh, PA | Beverage and Tobacco Product Manufacturing312112 | — | ● ACTIVE |
Arconic Corporation | Pittsburgh, PA | Primary Metal Manufacturing331315 | — | ● ACTIVE |
Ardara Technologies LP | Ardara, PA | Computer and Electronic Product Manufacturing334516 | — | ● ACTIVE |
| AArnold | Arnold, PA | Food Manufacturing311612 | 100–499 | ● ACTIVE |
Aspinity INC | Pittsburgh, PA | Computer and Electronic Product Manufacturing334413 | — | ● ACTIVE |
Astley Precision Machine Company, INC. | Irwin, PA | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
| AAAuma Actuators, INC | Canonsburg, PA | Machinery Manufacturing333998 | — | ● ACTIVE |
Avined Technical Furnishings, INC. | Springdale, PA | Furniture and Related Product Manufacturing337211 | — | ● ACTIVE |
Balzers Blanket LLC | Pittsburgh, PA | Textile Product Mills314120 | — | ● ACTIVE |
Barnes P S P INC | Butler, PA | Plastics and Rubber Products Manufacturing326211 | — | ● ACTIVE |
Basic Carbide CORP | Sutersville, PA | Machinery Manufacturing333511 | — | ● ACTIVE |
| BMBauer Machining LLC | Fenelton, PA | Fabricated Metal Product Manufacturing332721 | — | ● ACTIVE |
| BGBeg Group LLC | Shelocta, PA | Textile Product Mills314999 | — | ● ACTIVE |
Beistel Machining, INC | Donora, PA | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Bergad INC | Kittanning, PA | Plastics and Rubber Products Manufacturing326150 | — | ● ACTIVE |
Beyond Reach Labs, INC. | Pittsburgh, PA | Machinery Manufacturing333998 | — | ● ACTIVE |
Biomarine INC | Export, PA | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
| BSBoron Specialties LLC | Ambridge, PA | Chemical Manufacturing325180 | — | ● ACTIVE |
Boss Controls, INC | Ligonier, PA | Computer and Electronic Product Manufacturing334512 | — | ● ACTIVE |
Brightline LP | Bridgeville, PA | Electrical Equipment, Appliance & Component Manufacturing335132 | — | ● ACTIVE |
Butler Gas Products Company | Mc Kees Rocks, PA | Chemical Manufacturing325120 | — | ● ACTIVE |
| CDCadence Device INC | Cranberry, PA | Miscellaneous Manufacturing339112 | 20–99 | ● ACTIVE |
Calgon Carbon Corporation | Moon Township, PA | Chemical Manufacturing325998 | — | ● ACTIVE |
| CGCarclo Greensburg | Greensburg, PA | Plastics and Rubber Products Manufacturing326199 | 20–99 | ● ACTIVE |
Carmeuse Lime, INC. | Pittsburgh, PA | Nonmetallic Mineral Product Manufacturing327410 | — | ● ACTIVE |
Carnegie Robotics LLC | Pittsburgh, PA | Computer and Electronic Product Manufacturing334511 | — | ● ACTIVE |
Channel Craft and Distribution, INC. | Charleroi, PA | Miscellaneous Manufacturing339930 | — | ● ACTIVE |
Charlie Mike Manufacturing LLC | Oakdale, PA | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Christinrenee CORP | Pittsburgh, PA | Apparel Manufacturing315250 | — | ● ACTIVE |
Chromalox INC | Pittsburgh, PA | Machinery Manufacturing333414 | — | ● ACTIVE |
Clarke Health Care Products INC | Oakdale, PA | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
| CTCm Technologies Corporation | Coraopolis, PA | Computer and Electronic Product Manufacturing334515 | — | ● ACTIVE |
| CCCoherent CORP | Saxonburg, PA | Machinery Manufacturing333314 | 100–499 | ● ACTIVE |
Communigov Strategies CO. | Pittsburgh, PA | Apparel Manufacturing315250 | — | ● ACTIVE |
Comptec INC. | Irwin, PA | Chemical Manufacturing325211 | — | ● ACTIVE |
Conspec Controls, INC. | Charleroi, PA | Computer and Electronic Product Manufacturing334513 | — | ● ACTIVE |
| CVCook Vandergrift Inc. | Vandergrift, PA | Miscellaneous Manufacturing339112 | 100–499 | ● ACTIVE |