| BEBerg Engineering & Sales Co., INC. | Rolling Meadows | IL | Computer and Electronic Product Manufacturing334515 | — | ● ACTIVE |
Berndt Associates INC | Schaumburg | IL | Computer and Electronic Product Manufacturing334515 | — | ● ACTIVE |
| BABernhard Adams | Naperville | IL | Computer and Electronic Product Manufacturing334515 | — | ● ACTIVE |
Bestproto INC | South Elgin | IL | Computer and Electronic Product Manufacturing334418 | — | ● ACTIVE |
Best-tronics Manufacturing INC | Tinley Park | IL | Computer and Electronic Product Manufacturing334419 | — | ● ACTIVE |
Better Way INC | Westmont | IL | Printing and Related Support Activities323111 | — | ● ACTIVE |
Bigfoot Construction Equipment, INC. | Woodstock | IL | Plastics and Rubber Products Manufacturing326113 | — | ● ACTIVE |
Bild Innovative Technology LLC | Chicago | IL | Computer and Electronic Product Manufacturing334310 | — | ● ACTIVE |
Bioblend Renewable Resources, LLC | Park Ridge | IL | Petroleum and Coal Products Manufacturing324191 | — | ● ACTIVE |
Biocare Labs, INC. | Posen | IL | Chemical Manufacturing325620 | — | ● ACTIVE |
Biocartis US INC | Itasca | IL | Computer and Electronic Product Manufacturing334516 | — | ● ACTIVE |
Biomist INC | Wheeling | IL | Chemical Manufacturing325612 | — | ● ACTIVE |
Bionic Prosthetics and Orthotics Group LLC | Palatine | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Bionic Prosthetics and Orthotics Group LLC | Tinley Park | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Bionic Prosthetics and Orthotics Group LLC | Chicago | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Bionic Prosthetics and Orthotics Group LLC | Bolingbrook | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Bionic Prosthetics and Orthotics Group LLC | Joliet | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Bionic Prosthetics & Orthotics Group LLC | Hazel Crest | IL | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
| BNBjg Nelson Holdings INC | Freeport | IL | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ● ACTIVE |
| BSBlack Sheep Metal, LLC | Waterloo | IL | Fabricated Metal Product Manufacturing332323 | — | ● ACTIVE |
Blackstone Tower Partners LLC | Mcleansboro | IL | Transportation Equipment Manufacturing336212 | — | ● ACTIVE |
Blandco INC. | Springfield | IL | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Bluco CORP | Naperville | IL | Machinery Manufacturing333514 | — | ● ACTIVE |
Blue Cord Company LLC | South Elgin | IL | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
| BWBluemarble Weather LLC | Savoy | IL | Computer and Electronic Product Manufacturing334519 | — | ● ACTIVE |
Bms Manufacturing Company, INC. | Milan | IL | Fabricated Metal Product Manufacturing332439 | — | ● ACTIVE |
Bo/gar Enterprises, INC. | Wyoming | IL | Machinery Manufacturing333120 | — | ● ACTIVE |
Boschung America, LLC | Addison | IL | Computer and Electronic Product Manufacturing334519 | — | ● ACTIVE |
Bound to Stay Bound Books, INC. | Jacksonville | IL | Printing and Related Support Activities323117 | — | ● ACTIVE |
Braun Manufacturing CO INC | Mount Prospect | IL | Fabricated Metal Product Manufacturing332510 | — | ● ACTIVE |
Bre 312 Broadcast LLC | Chicago | IL | Computer and Electronic Product Manufacturing334220 | — | ● ACTIVE |
Brentano INC | Wheeling | IL | Textile Mills313310 | — | ● ACTIVE |
| BFBridgford Foods Processing Corporation | Chicago | IL | Food Manufacturing311612 | 100-499 | ● ACTIVE |
Brightbot INC | Chicago | IL | Electrical Equipment, Appliance & Component Manufacturing335132 | — | ● ACTIVE |
| BFBrimstone Fabrication LLC | Channahon | IL | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
| BSBromine Systems INC | Addison | IL | Machinery Manufacturing333310 | — | ● ACTIVE |
Bruske Enterprises INC | Tinley Park | IL | Miscellaneous Manufacturing339994 | — | ● ACTIVE |
Brynolf Manufacturing INC | Rockford | IL | Fabricated Metal Product Manufacturing332722 | — | ● ACTIVE |
Bt Steele Investments INC | Highland | IL | Printing and Related Support Activities323111 | — | ● ACTIVE |
Built Rite Construction LLC | Montgomery | IL | Furniture and Related Product Manufacturing337212 | — | ● ACTIVE |
Burhani Enterprises INC | Chicago | IL | Fabricated Metal Product Manufacturing332510 | — | ● ACTIVE |
Burhani Enterprises, INC. | Bedford Park | IL | Fabricated Metal Product Manufacturing332510 | — | ● ACTIVE |
Burton Medical, LLC | Addison | IL | Miscellaneous Manufacturing339112 | — | ● ACTIVE |
Busy Beaver Button CO | Chicago | IL | Miscellaneous Manufacturing339993 | — | ● ACTIVE |
| CECache Energy Storage INC. | Champaign | IL | Machinery Manufacturing333994 | — | ● ACTIVE |
| CPCalihan Processing Cooperative | Peoria | IL | Food Manufacturing311611 | 100-499 | ● ACTIVE |
Calisota Parts, LLC | Frankfort | IL | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
| CCCall-oneill Containers LLC | Chicago | IL | Fabricated Metal Product Manufacturing332439 | — | ● ACTIVE |
| CICampbell International INC | Wauconda | IL | Transportation Equipment Manufacturing336211 | — | ● ACTIVE |
Caporus Technologies INC | Orland Park | IL | Computer and Electronic Product Manufacturing334416 | — | ● ACTIVE |