The complaints involing a sum of Rs 92.24 lakh have been lodged with the Economic Offences Wing of police against the Ayyan Promoters India Ltd, they said.
The company had mobilised the deposits promising attractive payouts but cheated them, the complainants said.
The number of depositors preffering complaints against the firm was on the rise, they said adding the case was under investigation.
On November 13, last year a case was registered under provisions of Tamil Nadu Protection of Interest of Depositors Act and IPC sections including criminal conspiracy, and cheating.