| ABM by Prodex LLC KS | Manufacturing | 0 | — | F |
| ABM c/o Hertz CA | — | 0 | — | — |
| ABM c/o The Hertz Corporation - CVG KY | — | 0 | — | — |
| ABM Educational Services Inc. TN | — | 0 | — | — |
| ABM Engineering Services NY | — | 0 | — | — |
| ABM General Services OH | — | 0 | — | — |
| ABM General Services, Inc. at FAT 1 Amazon CA | — | 0 | — | — |
| ABM General Services, Inc. at ONT 6 Amazon CA | — | 0 | — | — |
| ABM General Services, Inc. at PSP 1 Amazon CA | — | 0 | — | — |
| ABM General Services, Inc. at SBD 1 Amazon CA | — | 0 | — | — |
| ABM General Services, Inc. at SNA 4 Amazon CA | — | 0 | — | — |
| ABM HEALTHCARE SUPPORT SERVICES AL | — | 0 | — | — |
| ABM Healthcare Support Services MS | — | 0 | — | — |
| ABM Healthcare Support Services OH | — | 0 | — | — |
| ABM Healthcare Support Services VA | — | 0 | — | — |
| ABM Healthcare Support SVS Inc. LA | — | 0 | — | — |
| ABM Healthcare Support SVS Inc. *Update* LA | — | 0 | — | — |
| ABM Inc LA | — | 0 | — | — |
| ABM Inc. TN | — | 0 | — | — |
| ABM Industries FL | — | 0 | — | — |
| ABM Industries IL | — | 0 | — | — |
| ABM Industries MD | — | 0 | — | — |
| ABM Industries NC | — | 0 | — | — |
| ABM Industries - 1120 TX | — | 0 | — | — |
| ABM Industries - 1140 TX | — | 0 | — | — |
| ABM Industries - 902 TX | — | 0 | — | — |
| ABM Industries - 909 TX | — | 0 | — | — |
| ABM Industries - 915 Gessner TX | — | 0 | — | — |
| ABM Industries - 920 TX | — | 0 | — | — |
| ABM Industries at the University of Texas San Antonio TX | — | 0 | — | — |
| ABM Industries Groups, LLC - Fulbright Tower TX | — | 0 | — | — |
| ABM Industries Groups, LLC - Houston 1 TX | — | 0 | — | — |
| ABM Industries Groups, LLC - Houston 2 TX | — | 0 | — | — |
| ABM Industries Groups, LLC - Houston 4 TX | — | 0 | — | — |
| ABM Industries Inc. TN | — | 0 | — | — |
| Abm Industries Inc./ABM Aviation KY | — | 0 | — | — |
| ABM Industries Incoporated AK | Administrative & Waste Services | 0 | — | A |
| ABM Industries Incoporated AL | Administrative & Waste Services | 0 | — | A |
| ABM Industries Incoporated AR | Administrative & Waste Services | 0 | — | A |
| ABM Industries Incoporated AZ | Administrative & Waste Services | 0 | — | F |
| ABM Industries Incoporated CA | Administrative & Waste Services | 0 | — | D |
| ABM Industries Incoporated CO | Administrative & Waste Services | 0 | — | D |
| ABM Industries Incoporated CT | Administrative & Waste Services | 0 | — | C |
| ABM Industries Incoporated DC | Administrative & Waste Services | 0 | — | F |
| ABM Industries Incoporated DE | Administrative & Waste Services | 0 | — | A |
| ABM Industries Incoporated FL | Administrative & Waste Services | 0 | — | D |
| ABM Industries Incoporated GA | Administrative & Waste Services | 0 | — | D |
| ABM Industries Incoporated HI | Administrative & Waste Services | 0 | — | A |
| ABM Industries Incoporated IA | Administrative & Waste Services | 0 | — | F |
| ABM Industries Incoporated ID | Administrative & Waste Services | 0 | — | F |