Amendment dated December 22, 2011 to notice of termination of contract dated December 2, 2011 regarding the contract, dated July 27, 2011, between Solana Petroleum Exploration Colombia Ltd. and Ecopetrol S.A., for the Purchase and Sale of Crude Oil from the Chaza, Santana and Guayuyaco Blocks

EX-10.56 5 ex10_56.htm EXHIBIT 10.56 ex10_56.htm

EXHIBIT 10.56

Bogota, December 22, 2011

Mr.
HUGO RODRIGUEZ RODRIGUEZ
Legal Representativa
SOLANA PETROLEUM EXPLORATION COLOMBIA LIMITED
Calle 11 No. 7-80 Floor 17
Ciudad

Subject: 
Termination in advance of Contract VSM-GPS-031-2011. Buy of crude Chaza, and Guayuyaco. Definition of a new commercial scheme

Dear Mr. Rodriguez:

As expressed in discussions with you, ECOPETROL S A  has decided to extend the date for the termination in advance of contract VSM-GPS-031-2011 stipulated in clause twenty-second until January 31, 2012.

The foregoing as a result of the need to have sufficient time to facilitate the review and analysis by the parties of the different issues, which are fundamental in the contractual relations held with Solana Petroleum Exploration Colombia.

We appreciate in advance the attention given to this communication and reiterate our wish to maintain the commercial relation for the purchase of crude referred to above under conditions which make the commercial operations viable for ECOPETROL S A.

Sincerely

 /s/ Boris Villa
“Boris Villa”
Vice-president Supply and Marketing (Ad-hoc)