The Cambridge Market Group at Cresa Boston has completed four Cambridge office leases for 41,615 square feet.      

Trimble Navigation, a leading provider of advanced positioning solutions, has sub-leased 16,402 square feet at Four Cambridge Center, a 198,295 square foot Class A office building.  The sub-landlord, Akamai Technologies, was represented by Debra Gould and Timothy Bianchi of Cushman & Wakefield. The landlord is Boston Properties.

Samsung Information Systems America, Inc., a subsidiary of Samsung Electronics, added 11,478 square feet to its existing space at One Cambridge Center, a 215,385 square foot Class A office building. The landlord, Boston Properties, was represented by Eric Smith of Richards, Barry Joyce & Partners.

Smartleaf, a provider of advanced overlay portfolio management solutions, has leased 7,735 square feet at 210 Broadway (2 Cambridge Place), a 64,812 SF Class A, standalone office building. The landlord, BMR Broadway, was represented by Eric Smith and Steve Purpura of Richards, Barry Joyce & Partners. Mike Labonte of Cresa Boston will oversee project management services for the assignment.

Ova Science, a privately held fertility company, has leased 6,000 square feet at 215 First Street in Cambridge. The owner, Alexandria Real Estate Equities Inc., was represented by Cushman & Wakefield.