| Business | Phone |
| Apple Security Solutions 20150 Livernois Ave, Detroit 48221 | (313) 345-6700 |
| Morgan Stanley 333 W Fort St 17, Detroit 48226 | (313) 963-8900 |
| Us Savings Bonds Div 477 Michigan Ave, Detroit 48226 | (313) 226-7375 |
| Tridium Investment Banker Ltd 1249 Washington Blvd, Detroit 48226 | (313) 965-1236 |