| AMERICAN TOWERS, INC. (F95000003531) | President |
| AMERICAN TOWERS, INC. (F95000003531) | Director |
| ATC GP INC. (F98000001170) | President |
| ATC GP INC. (F98000001170) | Director |
| ATC TOWER SERVICES, INC. (F95000002400) | President |
| ATC TOWER SERVICES, INC. (F95000002400) | Director |
| LODESTAR NEW ORLEANS, INC. (M43871) | President |
| LODESTAR NEW ORLEANS, INC. (M43871) | Director |
| LODESTAR TOWER NORTH PALM BEACH, INC. (M25661) | President |
| LODESTAR TOWER NORTH PALM BEACH, INC. (M25661) | Director |
| LODESTAR TOWER ORLANDO, INC. (M07592) | President |
| LODESTAR TOWER ORLANDO, INC. (M07592) | Director |
| SPECTRASITE BUILDING GROUP, INC. (F98000005531) | President |
| SPECTRASITE BUILDING GROUP, INC. (F98000005531) | Director |
| LODESTAR TOWER JACKSONVILLE, INC. (M07082) | President |
| LODESTAR TOWER JACKSONVILLE, INC. (M07082) | Director |
| SPECTRASITE WIRELESS TOWERS, INC. (F00000001793) | President |
| SPECTRASITE WIRELESS TOWERS, INC. (F00000001793) | Director |
| ATC FL TOWERS, INC. (P05000027434) | PD |
| KLINE IRON & STEEL CO., INC. (F00000006834) | DP |
| LODESTAR TOWERS, INC. (H13104) | President |
| LODESTAR TOWERS, INC. (H13104) | Director |
| LODESTAR TOWER ST PETERSBURG, INC. (M56236) | President |
| LODESTAR TOWER ST PETERSBURG, INC. (M56236) | Director |
| LODESTAR TOWER ST. LOUIS, INC. (M58547) | President |
| LODESTAR TOWER ST. LOUIS, INC. (M58547) | Director |
| SPECTRASITE TOWER LEASING SOUTH, INC. (F98000007046) | President |
| SPECTRASITE TOWER LEASING SOUTH, INC. (F98000007046) | Director |
| LODESTAR REALTY, INC. (F97000001649) | President |
| LODESTAR REALTY, INC. (F97000001649) | Director |
| LODESTAR SITE MANAGEMENT, INC. (H14178) | President |
| LODESTAR SITE MANAGEMENT, INC. (H14178) | Director |
| LODESTAR TOWER CHARLOTTE, INC. (V55949) | President |
| LODESTAR TOWER CHARLOTTE, INC. (V55949) | Director |
| LODESTAR TOWERS SOUTHEAST, INC. (F99000006248) | President |
| LODESTAR TOWERS SOUTHEAST, INC. (F99000006248) | Director |
| SPECTRASITE BROADCAST TOWERS, INC. (F00000004968) | President |
| SPECTRASITE BROADCAST TOWERS, INC. (F00000004968) | Director |