Nisheeth Manvantrai Desai — Redemption of payment on maturity

Address:

390015

I am holding Teakquity for five trees with following reference details

1 Application No. G 103035

2 Certificate No D3096

3 Date of joining 15/10/1994

4 Date of maturity 14/10/2014

As per the terms company was suppose to inform investor three month prior to maturity of scheme and offer the price for the tree for investor to exercise his option . It is two years over due for maturity date however I have not heard any news from the company .
Do let me know the process to be followed to claim my gain on the investment.