0001213900-13-004232 Sample Contracts

FOURTH AMENDMENT OF AMENDED AND RESTATED CREDIT AGREEMENT

Credit Agreement • August 14th, 2013 • Carbon Natural Gas Co • Crude petroleum & natural gas • Colorado

• Contract Type
  Credit Agreement
• Filed
  August 14th, 2013
• Company
  Carbon Natural Gas Co
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  Colorado

THIS FOURTH AMENDMENT OF AMENDED AND RESTATED CREDIT AGREEMENT AND BORROWING BASE REDETERMINATION (this “Amendment”), dated as of June 28, 2013, is by and between NYTIS EXPLORATION COMPANY LLC, a Delaware limited liability company (“Borrower”), and BOKF, NA, a national banking association, dba BANK OF OKLAHOMA (“BOK”).

AMENDMENT OF GUARANTY

Amendment of Guaranty • August 14th, 2013 • Carbon Natural Gas Co • Crude petroleum & natural gas

• Contract Type
  Amendment of Guaranty
• Filed
  August 14th, 2013
• Company
  Carbon Natural Gas Co
• Industry
  Crude petroleum & natural gas

THIS AMENDMENT OF GUARANTY (this “Instrument”), dated as of June 28, 2013, is between CARBON NATURAL GAS COMPANY, a Delaware corporation (“Guarantor”), and BOKF, NA, a national banking association, dba BANK OF OKLAHOMA (“BOK”).

AMENDMENT OP GUARANTY

Op Guaranty • August 14th, 2013 • Carbon Natural Gas Co • Crude petroleum & natural gas

• Contract Type
  Op Guaranty
• Filed
  August 14th, 2013
• Company
  Carbon Natural Gas Co
• Industry
  Crude petroleum & natural gas

THIS AMENDMENT OF GUARANTY (this “Instrument”), dated as of June 28, 2013, is between NYTIS EXPLORATION (USA) INC., a Delaware corporation (“Guarantor”), and BOKF, NA, a national banking association, dba BANK OF OKLAHOMA (“BOK”), f/k/a BANK OF OKLAHOMA, NATIONAL ASSOCIATION.