Companies on this list utilize established best practices to achieve higher percentages of both Tier I (direct contractor) and Tier II (subcontractor) procurement with vendors owned by women, Blacks, Latinos, Asians, American Indians, LGBT individuals, people with disabilities and veterans with disabilities. Best practices include:
- Integrating supplier diversity into corporate goals
- Having the CEO sign off on supplier-diversity results
- Auditing supplier-diversity numbers
- Ensuring suppliers are certified
- Linking procurement-management compensation to supplier-diversity goals

- Accenture
- Comcast NBCUniversal
- EY
- Cox Communications
- PwC
- AT&T
- Hilton
- Eli Lilly and Co.
- Cummins
- CVS
- ADP
- Johnson & Johnson
- Toyota
- Kaiser Permanente
- Marriott International