Gran Tierra Energy Inc.

Ten exploration wells and seventeen development wells in Colombia, Brazil, Peru and Argentina 

CALGARY, Dec. 16, 2011 /CNW/ - Gran Tierra Energy Inc. ('Gran Tierra Energy')

, a company focused on oil exploration and production in South America, today announced a 2012 capital spending program of $367 million for its exploration and production development operations in Colombia, Brazil, Peru and Argentina.  The capital [...]

CALGARY, Dec. 2, 2011 /CNW/ - Gran Tierra Energy Inc. ('Gran Tierra Energy')

, a company focused on oil exploration and production in South America, today announced initial drilling results in Colombia, Brazil and Argentina.

'Substantive progress has been made in our fourth quarter drilling program to date.  We have completed the coring and drilling of our first pilot hole for our horizontal drilling program onshore

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Quarter Highlighted by Record Production, Continued Exploration Success and Expanding Strategic Partnerships

CALGARY, Nov. 7, 2011 /CNW/ - Gran Tierra Energy Inc. ('Gran Tierra Energy'or the 'Company')

, a company focused on oil and gas exploration and production in South America, today announced its financial and operating results for the quarter ended September 30, 2011.  All dollar amounts are in United States [...]

CALGARY, Nov. 4, 2011 /CNW/ - Gran Tierra Energy Inc.

('Gran Tierra Energy'), a company focused on oil and gas exploration and production in South America, announced today that it plans to release its financial and operating results the evening of Monday, November 7, 2011 and host its third quarter 2011 results conference call on Tuesday, November 8, 2011 at 8:00 a.m. Mountain Time (MT).

President and CEO, Dana

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Currently Drilling High Impact Exploration Well in the Llanos Basin Foothills

CALGARY, Nov. 1, 2011 /CNW/ - Gran Tierra Energy Inc. ('Gran Tierra Energy')

, a company focused on oil exploration and production in South America, today announced that it has entered into a farm-in agreement with CEPSA Colombia S.A., a wholly-owned subsidiary of Compania Espanola de Petroleos, S.A.U. ('CEPSA'), whereby Gran Tierra Energy [...]

Additional Oil Identified With  Moqueta-6 Delineation Well

CALGARY, Oct. 12, 2011 /CNW/ - Gran Tierra Energy Inc. ('Gran Tierra Energy')

, a company focused on oil exploration and production in South America, today announced that it has initiated exploration drilling operations on two oil prospects in Brazil and exploration drilling operations on one oil prospect in Colombia.  Delineation and development drilling is [...]

CALGARY, Sept. 15, 2011 /CNW/ --
First exploration well in program to be drilled in 2011

CALGARY, Sept. 15, 2011 /CNW/ - Gran Tierra Energy Inc. ('Gran Tierra Energy') (NYSE Amex: GTE, TSX: GTE), a company focused on oil exploration and production in South America,
today announced that it has entered into two farm-in agreements with
Statoil do Brasil Ltda. ('Statoil'), whereby Gran Tierra Energy will
earn a 10

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CALGARY, Sept. 14, 2011 /CNW/ --
CALGARY, Sept. 14, 2011 /CNW/ - Gran Tierra Energy Inc. ('Gran Tierra Energy') (NYSE Amex: GTE) (TSX:
GTE), a company focused on oil exploration and production in South America,
today announced results of two exploration wells.

Colombia

Garibay Block, Llanos Basin

Initial testing of the Melero-1 exploration well, located on the Garibay
Block in the Llanos Basin, has been completed

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CALGARY, Sept. 13, 2011 /CNW/ --
CALGARY, Sept. 13, 2011 /CNW/ - Notification of live webcast event:

Gran Tierra Energy Inc. (TSX: GTE)

Live webcast presentation

Tuesday, 20 September 2011, 9:35 AM GMT

To listen and view this online event, please visit:

http://jetslides.tv/lobby/493

The presentation will be available in an archived version at this link
for 30 days following the live presentation.

To view this news

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CALGARY, Sept. 9, 2011 /CNW/ --
CALGARY, Sept. 9, 2011 /CNW/ - Gran Tierra Energy Inc. (NYSE Amex: GTE) (TSX: GTE), a company focused on oil and gas exploration and production in South
America, today announced its upcoming investor conference schedule.

Mr. Dana Coffield, Gran Tierra Energy's President and Chief Executive
Officer, will be presenting at the Raymond James Investing in Colombia
Conference, taking place

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