| Armstrong Coal-Parkway Mine- Central City KY | — | 0 | — | — |
| Armstrong Coal-Parkway Preparation Plant- Central City KY | — | 0 | — | — |
| Armstrong Comfort Solutions PA | Construction | 0 | — | F |
| Armstrong County Memorial Hospital PA | Healthcare & Social Assistance | 1 | $299,998 | — |
| Armstrong Crane and Rigging Corp. MN | Construction | 0 | — | A |
| Armstrong Electric Co, Inc FL | Construction | 0 | — | F |
| Armstrong Energy, Inc. MO | — | 0 | — | — |
| Armstrong Engineering Associates PA | Manufacturing | 0 | — | F |
| Armstrong Flooring MS | — | 0 | — | — |
| Armstrong Flooring OK | — | 0 | — | — |
| Armstrong Flooring Inc. TN | — | 0 | — | — |
| Armstrong Flooring, Inc. CA | — | 0 | — | — |
| Armstrong Flooring, Inc. PA | — | 0 | — | — |
| Armstrong Garden Center CA | Retail Trade | 0 | — | F |
| Armstrong Garden Centers CA | Retail Trade | 0 | — | F |
| Armstrong Growers CA | — | 0 | — | — |
| Armstrong Hardwood Flooring TX | — | 0 | — | — |
| Armstrong HVAC-Pennsylvania inc PA | Construction | 0 | — | D |
| Armstrong International Inc. MI | Manufacturing | 0 | — | C |
| Armstrong Landscape Design Group, Inc. FL | Administrative & Waste Services | 0 | — | F |
| Armstrong Logistics LLC UT | Transportation & Warehousing | 0 | — | F |
| Armstrong Mold Corporation NY | Manufacturing | 0 | — | F |
| Armstrong Plumbing Inc CA | Construction | 0 | — | F |
| Armstrong Pumps, Inc NY | Manufacturing | 0 | — | F |
| Armstrong Rehab and Nursing PA | Healthcare & Social Assistance | 0 | — | A |
| ARMSTRONG RELOCATION TN | Transportation & Warehousing | 0 | — | F |
| Armstrong Relocation TX | Transportation & Warehousing | 0 | — | A |
| Armstrong Service Electric LLC AZ | Construction | 0 | — | A |
| Armstrong Steel Erectors, Inc. OH | Construction | 0 | — | F |
| ARMSTRONG TECHNOLOGIES, INC NJ | Professional & Technical Services | 2 | $94,973 | — |
| Armstrong Treminal, Inc PA | Transportation & Warehousing | 0 | — | F |
| Armstrong Utilities, Inc PA | Construction | 0 | — | F |
| Armstrong World Industries FL | Manufacturing | 0 | — | A |
| Armstrong World Industries GA | Manufacturing | 0 | — | A |
| Armstrong World Industries IL | Manufacturing | 0 | — | A |
| Armstrong World Industries MS | — | 0 | — | — |
| Armstrong World Industries OH | Manufacturing | 0 | — | A |
| Armstrong World Industries WV | Manufacturing | 0 | — | A |
| Armstrong World Industries - St Helens OR | — | 0 | — | — |
| Armstrong World Industries, Inc. PA | Manufacturing | 0 | — | B |
| Armstrong, Green, and Embrey, Inc VA | Retail Trade | 0 | — | F |
| Armtec Defense Products CA | Manufacturing | 0 | — | F |
| Armtec Defense Technologies NC | Manufacturing | 0 | — | A |
| ARMY CONSTRUCTION LLC NJ | Construction | 2 | $117,000 | — |
| Army Field Support Battalion - Fort Hood TX | Transportation & Warehousing | 0 | — | A |
| Army Field Support Battalion Fort Stewart GA | Public Administration | 0 | — | A |
| Army Navy Country Club VA | Arts & Entertainment | 0 | — | A |
| Army Residence Community TX | Healthcare & Social Assistance | 0 | — | F |
| ARN IT Solutions LLC MI | Professional & Technical Services | 1 | $105,227 | — |
| ARNA Engineering Inc. PA | Professional & Technical Services | 1 | $95,000 | — |
