The agreement has an estimated net value of $80m.
The total estimated value of agreements signed between PKN Orlen and Gunvor in the period between 22 March 2011 and 31 January 2012 amounts to about $730m.
A previous agreement dated 21 September 2011 is the highest agreement with an estimated value of about $84m.
The agreement was concluded for crude oil deliveries to Orlen Lietuva.
PKN Orlen holds 100% of shares in Orlen Lietuva.