EXHIBIT 10.17 MODIFICATION TO CONSULTING AGREEMENT Agreement by and between Cardinal Resources, Inc. ("Cardinal") and Cornerstone Natural Gas, Inc. ("Company") dated this 15th day of February 1995. WHEREAS, Company entered into that certain Consulting...Consulting Agreement • February 27th, 1996 • Cornerstone Natural Gas Inc • Natural gas transmission
ARTICLE ITerm Loan Agreement • November 13th, 1995 • Cornerstone Natural Gas Inc • Natural gas transmission • Oklahoma
RECITALS:Assignment and Assumption Agreement • February 27th, 1996 • Cornerstone Natural Gas Inc • Natural gas transmission
EXHIBIT 10.20 FIRST AMENDMENT TO LOAN AGREEMENT THIS FIRST AMENDMENT TO LOAN AGREEMENT, dated as of January 31, 1996 ("Agreement"), is entered into among CORNERSTONE NATURAL GAS, INC. (formerly Endevco, Inc.), a Delaware corporation ("Cornerstone"),...Loan Agreement • February 27th, 1996 • Cornerstone Natural Gas Inc • Natural gas transmission
EXHIBIT 10.10 ASSIGNMENT OF PARTNERSHIP INTEREST THIS ASSIGNMENT OF PARTNERSHIP INTEREST dated as of June 2, 1993 (herein called the "Assignment") is by CORNERSTONE NATURAL GAS COMPANY, a Delaware corporation (herein called "Assignor"), in favor of...Cornerstone Natural Gas Inc • February 27th, 1996 • Natural gas transmission • Texas
RECITALS:Cornerstone Natural Gas Inc • February 27th, 1996 • Natural gas transmission
