Amend #24 To Lease Contract

TWENTY-FOURTH AMENDMENT OF LEASE CONTRACT
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THIS TWENTY-FOURTH AMENDMENT OF LEASE CONTRACT ("Twenty-Fourth Amendment") is entered into between NINE GREENWAY, LTD., a Texas limited partnership ("Landlord"), and A I M MANAGEMENT GROUP INC., a Delaware corporation ("Tenant"), with reference to the following:


A. Nine Greenway Venture (predecessor in interest to Landlord) and Tenant entered into a Lease Contract dated April 14, 1980, First Amendment of Lease Contract dated January 29, 1981, Second Amendment of Lease Contract dated November 12, 1982, Third Amendment of Lease Contract dated August 17, 1984, Fourth Amendment of Lease Contract dated April 28, 1986, Fifth Amendment of Lease Contract dated December 11, 1986, Sixth Amendment of Lease Contract dated August 6, 1987, Seventh Amendment of Lease Contract dated February 4, 1988, and Eighth Amendment of Lease Contract dated January 6, 1989, and Landlord and Tenant entered into a Ninth Amendment of Lease Contract dated March 27, 1990, Tenth Amendment of Lease Contract dated June 12, 1990, Eleventh Amendment of Lease Contract dated August 27, 1990, Twelfth Amendment of Lease Contract dated July 15, 1991, Thirteenth Amendment of Lease Contract dated January 13, 1992, Fourteenth Amendment of Lease Contract dated July 17, 1992, Fifteenth Amendment of Lease Contract dated July 17, 1992, Sixteenth Amendment of Lease Contract dated August 10, 1992, Seventeenth Amendment of Lease Contract dated February 25, 1993, Eighteenth Amendment of Lease Contract dated April 22, 1994, Nineteenth Amendment of Lease Contract dated March 31, 1995, Twentieth Amendment of Lease Contract dated July 31, 1995, Twenty-First Amendment of Lease Contract dated August 1, 1995 and Twenty-Second Amendment of Lease Contract (the "Twenty-Second Amendment") dated December 1, 1995, Twenty-Third Amendment of Lease Contract ("the Twenty-Third Amendment") dated March 18, 1996 (as amended, the "Lease") covering approximately 252,146 square feet of Rentable Area consisting of: approximately 9,671 square feet of Rentable Area on the Concourse Level; approximately 23,399 square feet of Rentable Area being the entirety of the sixth (6th) floor; approximately 23,399 square feet of Rentable Area being the entirety of the seventh (7th) floor; approximately 17,741 square feet of Rentable Area on the eleventh (11th) floor [of which approximately 10,940 square feet of Rentable Area shall become effective on or about November 16, 1996]; approximately 12,645 square feet of Rentable Area on the twelfth (12th) floor; approximately 23,829 square feet of Rentable Area being the entirety of the thirteenth (13th) floor; approximately 9,655 square feet of Rentable Area on the seventeenth (17th) floor; approximately 23,782 square feet of Rentable Area being the entirety of the eighteenth (18th) floor; approximately 23,782 square feet of Rentable Area being the entirety of the nineteenth (19th) floor; approximately 24,113 square feet of Rentable Area being the entirety of the twenty-third (23rd) floor; approximately 24,113 square feet of Rentable Area being the entirety of the twenty-fourth (24th) floor; approximately 24,113 square feet of Rentable Area being the entirety of the twenty-fifth (25th) floor; and approximately 11,904 square feet of Rentable Area on the twenty-sixth (26th) floor [of which approximately 9,386 square feet of Rentable Area shall become effective on or about March 16, 1996 and approximately 2,518 square feet of Rentable Area shall become effective on or about April 16, 1996] of the building known as Summit Tower, Eleven Greenway, Houston, Texas (the "Building").


B. Tenant wishes to lease from Landlord additional space located on the first (1st) floor and the twelfth (12th) floor of the Building as hereinafter described.


C. Landlord and Tenant now desire to enter into this Twenty-Fourth Amendment to incorporate this additional space and adjust the Base Rental and Building Operating Cost accordingly, as provided below.


FOR GOOD AND VALUABLE CONSIDERATION, the receipt and sufficiency of which are acknowledged, the parties agree as follows: 2 1. ADDITIONAL SPACE.


a. Landlord leases to Tenant and Tenant leases from Landlord approximately 3,056 square feet of Rentable Area on the twelfth (12th) floor of the Building shown outlined and hatched on EXHIBIT "A" attached hereto ("Expansion Space "Y"). The lease term for Expansion Space Y shall commence on the "Commencement Date" defined below and shall expire on December 31, 2003, the date of expiration of the Fourth Extension Period. The Commencement Date for Expansion Space Y shall be forty-five (45) days from the date Landlord tenders possession of Expansion Space Y to Tenant. Such tender of possession is anticipated to occur on March 16, 1996 and the Commencement Date is anticipated to be May 1, 1996.


b. Landlord leases to Tenant and Tenant leases from Landlord approximately 4,607 square feet of Rentable Area on the first (1st) floor of the Building shown outlined and hatched on EXHIBIT "B" attached hereto ("Expansion Space "Z"). The lease term for Expansion Space Z shall commence on the "Commencement Date" defined below and shall expire on December 31, 2003, the date of expiration of the Fourth Extension Period. The Commencement Date for Expansion Space Z shall be forty-five (45) days from the date Landlord tenders possession of Expansion Space Z to Tenant. Such tender of possession is anticipated to occur on April 1, 1996 and the Commencement Date is anticipated to be May 16, 1996.


c. Landlord leases to Tenant and Tenant leases from Landlord approximately 7,698 square feet of Rentable Area on the twelfth (12th) floor of the Building shown outlined and hatched on EXHIBIT "C" attached hereto ("Expansion Space "AA"). The lease term for Expansion Space AA shall commence on the "Commencement Date" defined below and shall expire on December 31, 2003, the date of expiration of the Fourth Extension Period. The Commencement Date for Expansion Space AA shall be forty-five (45) days from the date Landlord tenders possession of Expansion Space AA to Tenant. Such tender of possession is anticipated to occur on July 1, 1996 and the Commencement Date is anticipated to be August 16, 1996.


2. TOTAL SQUARE FOOTAGE. The following summarizes the schedule of expansion remaining to be undertaken in 1996 pursuant to the Twenty-Second Amendment and this Twenty-Fourth Amendment:


a. Commencing March 16, 1996, the term "Leased Premises" as used herein shall mean and include approximately 238,688 square feet of Rentable Area, being approximately 229,302 square feet of Rentable Area currently leased and occupied by Tenant, plus approximately 9,386 square feet of Rentable Area in Expansion Space V leased under the Twenty-Second Amendment.


b. Commenci ...