EXHIBIT 10.14 *CONFIDENTIAL TREATMENT REQUESTED. CONFIDENTIAL PORTION HAS BEEN FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION. FIRST AMENDMENT TO LEASE ------------------------ THIS FIRST AMENDMENT TO LEASE ("First Amendment") is made this 9th day of September, 1999, by and between TRIZECHAHN CENTERS, INC., a California corporation d/b/a TrizecHahn Beaumeade Corporate Management ("Landlord"), as successor in interest to Laing Beaumeade, Inc. ("Original Landlord"), and EQUINIX, INC., a Delaware corporation ("Tenant"). W I T N E S S E T H: WHEREAS, by that certain Lease dated as of November 18, 1998 (the "Lease"), Original Landlord leased to Tenant, and Tenant leased from Original Landlord, approximately [*] square feet of rentable area (the "Original Premises"), known as Suite C, located on the first (1st) floor of the building located at [*], Ashburn, Virginia (the "Building"), upon the terms and conditions set forth in the Lease; WHEREAS, all of the right, title and interest of Original Landlord in the Building was transferred to Landlord and all of the right, title and interest of Original Landlord in the Lease was assigned to Landlord; WHEREAS, Tenant desires to lease from Landlord, and Landlord desires to lease to Tenant, an additional [*] rentable square feet of space located on the first (1st) floor of the Building (hereinafter referred to as the "Expansion Space"), upon the terms and conditions hereinafter set forth; ___________________ *CONFIDENTIAL TREATMENT REQUESTED. CONFIDENTIAL PORTION HAS BEEN FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION. 1 WHEREAS, the Original Premises and the Expansion Space are hereinafter collectively referred to as the "Leased Premises"; and WHEREAS, Landlord and Tenant desire to amend the Lease to reflect their understanding and agreement with regard to the lease of such additional space, and to otherwise amend the Lease, as more particularly set forth herein. NOW, THEREFORE, for and in consideration of the mutual promises herein contained, and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto mutually agree as follows: 1. Any capitalized terms used in this First Amendment and not otherwise defined herein shall have the meanings ascribed to them in the Lease. 2. The Lease is hereby further amended by adding thereto a new Section 29, to read as follows: "29. EXPANSION SPACE A. Term. Landlord hereby leases unto Tenant, and Tenant hereby ---- leases from Landlord, approximately [*] square feet of rentable floor area (hereinafter referred to as the `Expansion Space') located on the first (1st) floor of the Building, which Expansion Space is hereby agreed to be that certain space which is shown on Exhibit H attached hereto and made a part hereof, for a term (the `Expansion Space Term') commencing on [*] (the `Expansion Space Commencement Date'), and continuing through and including the last day of the Term of the Original Premises, unless earlier terminated pursuant to the provisions of this Lease. B. "As-is" Condition. Tenant accepts the Expansion Space in ---------------- its "as-is" condition. ___________________ *CONFIDENTIAL TREATMENT REQUESTED. CONFIDENTIAL PORTION HAS BEEN FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION. 2 C. Expansion Space Base Rent. In addition to the Base Rent ------------------------- for the Premises as set forth in Exhibit C hereof, commencing on the Expansion Space Commencement Date and continuing thereafter throughout the Expansion Space Term, Tenant covenants and agrees to pay to Landlord Base Rent for the Expansion Space in the following amounts (the `Expansion Space Base Rent'):