GREENWICH, CT-The company cited significant tenant demand, pointing to about 10 large users studying the region for possible relocation and expansion moves.

WHITE PLAINS-Affiliates of GHP Office Realty put two office properties in New Jersey and another two in Fairfield County, CT on the market.

RYE BROOK, NY-Greenwich Hospital has opted to move its administrative offices to less expensive space across the New York border into Westchester County.

STAMFORD, CT-Xerox Corp. sells its 237,000-sf corporate headquarters building at 800 Long Ridge Rd. to Building and Land Technology for approximately $55 million.

WESTPORT, CT-Greenfield Partners sells the mixed-use Shops and Inn at National Hall here on the waterfront to an entity controlled by Antares Investment Partners of Greenwich for $19.85 million.

NORWALK, CT-An investment fund advised by UBS Global acquires the 227-unit Merritt River apartment complex. Sources indicate the deal is valued at $70 million.

NORWALK, CT-An investment fund advised by UBS Global acquires the 227-unit Merritt River apartment complex. Sources indicate the deal is valued at $70 million.

RIDGEFIELD, CT-The firm trades a mixed-use building here at 470 Main St. to the Willett Cos. for $6.5 million and acquires a retail/office building on the Post Road in Darien for $5 million.