| CORE Construction Services of Illinois, Inc. IL | Construction | 0 | — | A |
| CORE Construction Services of Texas, Inc. TX | Construction | 0 | — | B |
| CORE Construction Services, LLC LA | Construction | 0 | — | A |
| CORE Construction, Inc. AZ | Construction | 0 | — | A |
| CORE CONTRACTING, INC. CA | Construction | 0 | — | D |
| Core Cove LLC CA | Accommodation & Food Services | 0 | — | A |
| Core Crew, LLC OH | Administrative & Waste Services | 0 | — | A |
| Core Design MO | Manufacturing | 0 | — | F |
| Core Development Group NJ | Construction | 2 | $103,500 | A |
| CORE Electric Cooperative CO | Utilities | 0 | — | F |
| Core Electric Inc CO | Construction | 0 | — | A |
| Core Electric Services FL | Construction | 0 | — | A |
| Core Electrical Group TX | Construction | 0 | — | A |
| CORE Engineers Consulting Group, Inc DC | Professional & Technical Services | 1 | $110,000 | — |
| Core Finishing, Inc. IL | Manufacturing | 0 | — | F |
| Core Group Marketing LLC AL | Real Estate | 0 | — | A |
| Core Group Marketing LLC NY | Real Estate | 0 | — | A |
| Core Health & Fitness, LLC CA | Wholesale Trade | 0 | — | B |
| Core Health & Fitness, LLC OH | Wholesale Trade | 0 | — | A |
| Core Health & Fitness, LLC VA | Wholesale Trade | 0 | — | B |
| Core Health & Fitness, LLC WA | Wholesale Trade | 1 | $80,000 | B |
| Core Industrial Maintenance AL | Construction | 0 | — | D |
| Core Industrial, LLC AR | Construction | 0 | — | A |
| Core Industries, Inc AL | Transportation & Warehousing | 0 | — | D |
| Core Insulation Contractors, LLC AR | Construction | 0 | — | A |
| CORE ITS LIMITED LIABILITY COMPANY NJ | Professional & Technical Services | 6 | $106,846 | — |
| Core Laboratories LP TX | Mining & Extraction | 2 | $122,533 | — |
| Core Laboratories-Owen Oil Tools TX | — | 0 | — | — |
| Core Lifting, LLC TX | Mining & Extraction | 0 | — | A |
| Core Linen MO | Other Services | 0 | — | A |
| Core linen PR | Other Services | 0 | — | A |
| CORE Linen Services AZ | Other Services | 0 | — | A |
| Core linen Services FL | Other Services | 0 | — | A |
| Core Linen Services NC | Other Services | 0 | — | F |
| core linen services TX | Accommodation & Food Services | 0 | — | A |
| Core Main LP AR | Wholesale Trade | 0 | — | F |
| Core Main LP AZ | Wholesale Trade | 0 | — | F |
| Core Main LP CA | Wholesale Trade | 0 | — | C |
| Core Main LP CO | Wholesale Trade | 0 | — | D |
| Core Main LP FL | Wholesale Trade | 0 | — | A |
| Core Main LP GA | Wholesale Trade | 0 | — | F |
| Core Main LP HI | Wholesale Trade | 0 | — | F |
| Core Main LP IA | Wholesale Trade | 0 | — | A |
| Core Main LP ID | Wholesale Trade | 0 | — | F |
| Core Main LP IL | Wholesale Trade | 0 | — | D |
| Core Main LP IN | Wholesale Trade | 0 | — | A |
| Core Main LP MA | Wholesale Trade | 0 | — | A |
| Core Main LP MD | Wholesale Trade | 0 | — | F |
| Core Main LP MN | Wholesale Trade | 0 | — | A |
| Core Main LP MO | Wholesale Trade | 0 | — | A |