First Bank recently published list of their debtors.
see lists below
1 Starcomms Plc 40,670,992,350.81
2 Absaf & Co Nigeria Limited 9,190,730,210.42
3 Saidon Africa Limited 7,400,539,827.05
4 Sanor Engineering Nigeria Limited 2,580,752,303.80
5 Alex & Tubman Nigeria Company Limited 2,537,604,365.67
6 Egbeda Lgubea 2,037,193,111.01
7 Non-Academic Staff Union, U.I Ibadan 2,009,075,180.00
8 MPN & EEPNL Employment Agency Ltd 1,617,704,492.53
9 F.M.P.H.J Ventures 1,472,535,906.23
10 Elenwo Bestman 1,441,585,649.96