Certificate of Completion

City of Toronto

101 College Street West, Toronto, Ontario M5G 2C4

101 College Street West, Toronto, Ontario M5G 2C4

MaRS Discovery District Parcel “B”, Heritage Building and South Tower

Date substantially performed:

2005-10-13

Date certificate signed:

2005-10-13

Name of Owner

MaRS Discovery District

Address of Owner

101 College Street West, Toronto, ON M5G 2C4

Name of Contractor

Ellis Don Corporation

Address of Contractor

89 Queensway Ave. West, Suite 800, Mississauga, ON L5B 2V2

Name of Certifier

Adamson Associates

Address of Certifier

55 Port Street East, Mississauga, ON L5G 4P3

Part of Park Lot 10, Concession 1 (York): Lot 25, 26 and 27, part of Lots 16, 17, 18, 19, 20, 21, 22, 23, 24, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43 and 44, Registered Plan 154; all in the City of Toronto, designated as parts 15, 1