Gregory Callimanopulos-backed shipowner Toisa has filed for Chapter 11 bankruptcy protection in New York.

The company and 23 subsidiaries owning the same number of offshore vessels, tankers and bulkers among the assets they are seeking to shield with court protection.

Callimanopulos's UK-based Sealion Shipping and Greek management companies Marine Management Services and Marine Management Bulker Services are listed as affiliates but not covered by the Chapter 11 filing.

Assets