| Foundation Building Materials NM | Retail Trade | 0 | — | F |
| Foundation Building Materials NV | Retail Trade | 0 | — | F |
| Foundation Building Materials NY | Retail Trade | 0 | — | D |
| Foundation Building Materials OH | Retail Trade | 0 | — | D |
| Foundation Building Materials OK | Retail Trade | 0 | — | F |
| Foundation Building Materials PA | Retail Trade | 0 | — | D |
| Foundation Building Materials SC | Retail Trade | 0 | — | D |
| Foundation Building Materials SD | Retail Trade | 0 | — | D |
| Foundation Building Materials TN | Retail Trade | 0 | — | F |
| Foundation Building Materials TX | Retail Trade | 0 | — | B |
| Foundation Building Materials UT | Retail Trade | 0 | — | D |
| Foundation Building Materials VA | Retail Trade | 0 | — | F |
| Foundation Building Materials WA | Retail Trade | 0 | — | D |
| Foundation Building Materials WI | Retail Trade | 0 | — | F |
| Foundation Building Materials LLC CA | Retail Trade | 1 | $145,000 | D |
| Foundation Communities, Inc. TX | Healthcare & Social Assistance | 1 | $67,080 | — |
| FOUNDATION CORE AND TUBE LLC GA | Manufacturing | 0 | — | A |
| Foundation Finance Company LLC WI | Finance & Insurance | 1 | $118,014 | — |
| Foundation for a Smoke-Free World, Inc. NY | Other Services | 1 | $85,000 | — |
| Foundation for California Community Colleges CA | — | 0 | — | — |
| Foundation For Early Childhood Education, Inc CA | — | 0 | — | — |
| Foundation for Economic Education GA | Professional & Technical Services | 1 | $110,000 | — |
| Foundation for healthcare Continuums MN | Healthcare & Social Assistance | 0 | — | F |
| Foundation For Senior Living AZ | Healthcare & Social Assistance | 0 | — | F |
| Foundation for the Elderly NY | Healthcare & Social Assistance | 0 | — | A |
| Foundation Future Industries, Inc. CA | Professional & Technical Services | 1 | $150,000 | — |
| FOUNDATION GEOTEXTILES LLC GA | Manufacturing | 0 | — | F |
| Foundation Health Partners AK | Healthcare & Social Assistance | 0 | — | C |
| Foundation Health Solutions OH | Healthcare & Social Assistance | 0 | — | F |
| Foundation Industries Company OH | Manufacturing | 0 | — | F |
| Foundation Insurance Group VA | Finance & Insurance | 0 | — | A |
| Foundation Logistics LLC WA | Transportation & Warehousing | 0 | — | F |
| Foundation Medicine, Inc. MA | Healthcare & Social Assistance | 21 | $282,924 | — |
| Foundation Professionals of CO CO | Construction | 0 | — | F |
| Foundation Properties KS | Healthcare & Social Assistance | 0 | — | F |
| Foundation Robotics Labs, Inc. CA | Professional & Technical Services | 5 | $210,800 | — |
| Foundation Senior Living, LLC NC | Healthcare & Social Assistance | 0 | — | F |
| Foundation Steel, LLC OH | Construction | 0 | — | D |
| Foundation Surgical Hospital Management, LL OK | — | 0 | — | — |
| Foundation Systems & Anchors OH | Manufacturing | 0 | — | A |
| FOUNDATION TECHNOLOGIES, INC. GA | Retail Trade | 0 | — | A |
| Foundation's Health Solutions OH | Healthcare & Social Assistance | 0 | — | F |
| FoundationFoundation for the Elderly DBA Rockaway Home Care NY | Healthcare & Social Assistance | 0 | — | A |
| Foundations OH | Healthcare & Social Assistance | 0 | — | F |
| Foundations Autism Center MN | Healthcare & Social Assistance | 0 | — | F |
| Foundations for Living OH | Healthcare & Social Assistance | 0 | — | F |
| Foundations Hawaii, Inc. HI | Construction | 0 | — | A |
| Foundations Health OH | Healthcare & Social Assistance | 0 | — | F |
| Foundations Health Solutions OH | Healthcare & Social Assistance | 0 | — | F |
| Foundations Health Soultions OH | Healthcare & Social Assistance | 0 | — | F |
