Investment funds controlled by Gramercy, a distressed debt specialist based in Greenwich, Connecticut, have banded together to back an involuntary US bankruptcy petition in an attempt to force Berlian Laju Tanker (BLT) into Chapter 11.

In documents filed with a trustee in the Southern District of New York, the firm’s funds claim to have amassed $21.7m, $73.4m, and $30.4m chunks of 7.5%