KIEV, Oct. 29 – Four companies submitted bids for a tender to supply two semi-submersible floating drilling rigs to Naftogaz Ukrayiny, the company reported.

Latvia's Rigas Kugu Buvetava, Singapore's Keppel FELS Limited, Belize's Magic Worldwide Ltd and Belize's Aida Holding Ltd submitted the bids.

Keppel FELS is ready to supply drilling rigs for $1.226 billion and Rigas Kugu Buvetava for $1.4 billion, while Magic Worldwide and Aida Holding offer $1.5 billion and $1.4 billion respectively.