16. Greystone
| Address | 157 W 57th St. |
| City | New York |
| State | NY |
| Zip | 10019 |
| Phone | 212.649.9700 |
| Website | www.greyco.com |
| Officers | Stephen Rosenberg, CEO & Founder; Curt Pollock, Co-COO; Billy Posey, CEO of Fannie Mae and Freddie Mac Lending |
| Total Financed | $4,493,279,114 |