| Chicago Steel Group, Inc. IN | Construction | 0 | - | F |
| Chicago Transit Authority IL | Transportation & Warehousing | 2 | $145,000 | F |
| Chicago Transit Authority 103RD ST SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority 74TH WOOD SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority 77TH STREET SCHEDULED OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority BLUE LINE SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | D |
| Chicago Transit Authority BROWN LINE SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority BUS SERVICE MANAGEMENT IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority CHICAGO SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority FOREST GLEN SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority IRONWORKERS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority KEDZIE SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority LAKE HARLEM SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority NORTH PARK SCHEDULED OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority POWER MAINTENANCE IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority RAIL STATION MGT SUPPORT ELEVATED IL | Transportation & Warehousing | 0 | - | D |
| Chicago Transit Authority RAIL STATION MGT SUPPORT RYP IL | Transportation & Warehousing | 0 | - | D |
| Chicago Transit Authority RED LINE N SCHEDULED TRANSIT OPERATIONS IL | Transportation & Warehousing | 0 | - | F |
| Chicago Transit Authority TRACK MAINTENANCE IL | Transportation & Warehousing | 0 | - | F |
| Chicago Tribune - Production Facility IL | - | 0 | - | - |
| Chicago White Metal Casting INC IL | Manufacturing | 0 | - | F |
| Chicago White Sox, LTD. IL | Arts & Entertainment | 2 | $75,250 | B |
| Chicago Yatch Club IL | - | 0 | - | - |
| Chicago's Taste Authority MN | - | 0 | - | - |
| Chicagoland Chamber of Commerce IL | Other Services | 1 | $49,800 | - |
| Chicagoland Infectious Disease, P.C. IL | - | 1 | $208,000 | - |
| Chicagoland Infectious Disease, PC IL | Healthcare & Social Assistance | 1 | $90,000 | - |
| Chick Master Incubator Company OH | - | 0 | - | - |
| Chick-fil-A CA | - | 0 | - | - |
| Chick-fil-A MD | - | 0 | - | - |
| Chick-fil-A PA | - | 0 | - | - |
| Chick-Fil-A (N. Collins St. Plant) TX | - | 0 | - | - |
| Chick-Fil-A at Liberty Place PA | - | 0 | - | - |
| Chick-fil-A Franklin Square NC | - | 0 | - | - |
| Chick-fil-A Inc GA | Management of Companies | 0 | - | D |
| Chick-Fil-A Inc MN | Accommodation & Food Services | 0 | - | F |
| Chick-fil-A Inc TN | Transportation & Warehousing | 0 | - | D |
| Chick-fil-A Supply GA | Transportation & Warehousing | 0 | - | F |
| Chick-fil-A Supply CARTERSVILLE, GA GA | Transportation & Warehousing | 0 | - | D |
| Chick-fil-A Supply MEBANE, NC NC | Transportation & Warehousing | 0 | - | F |
| Chick-fll-A (Pappas) TX | - | 0 | - | - |
| Chickasaw Industries OK | - | 0 | - | - |
| Chicken Ranch Tribal Gaming Commission CA | Arts & Entertainment | 0 | - | - |
| Chico Community Publishing, Inc. CA | - | 0 | - | - |
| Chico Heights Rehabilitation & Wellness Centre, LP CA | Healthcare & Social Assistance | 0 | - | F |
| Chico Unified School District CA | Educational Services | 0 | - | F |
| Chico's FAS Inc GA | Transportation & Warehousing | 0 | - | A |
| Chico's FAS, Inc. FL | Retail Trade | 4 | $120,130 | A |
| Chico's FAS, Inc. FL | - | 2 | $127,816 | - |
| Chicopee Assisted Living Limited Partnership MA | Healthcare & Social Assistance | 0 | - | F |