The real reasons for sacking Cyrus Mistry as chairman of Tata Sons are still unknown, but C Sivasankaran, head of the Sivasankaran group of companies, did play a crucial role in the escalating dispute between Mistry and the board of the group’s holding company. Among the many accusations Mistry made in his letter to Tata Sons board members and Tata trustees after his removal as chairman was a loan given by the Tatas to Sivasankaran, which Mistry said, was an abuse of the Tata group's resources to favour one individual.
Documents reviewed by Business Standard reveal at least three startling

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