Construction on 4500 East West Highway office project in Bethesda is set to begin in the first quarter of next year. (Businesswire)

PRINCE WILLIAM – Irvine, Calif.-based developer SunCal Cos. has acquired the Harbor Station master-planned golf community for an undisclosed amount.

SunCal bought the development out of receivership from Wachovia Bank, the note holder.

The 1,920-acre site is zoned for residential, commercial, hospitality, marina and civic uses. It also includes the 18-hole Potomac Harbor Golf Course. A Virginia Rail Express station is also proposed for the area.

The Harbor Station plan has been approved for up to 4,000 residential units and 3.7 million square feet of commercial space. Extensive grading and roadway inrastructure has been completed throughout the site, SunCal said.

1090 Vermont NW tenant triples its space

WASHINGTON – 1090 Vermont Ave. NW is getting a new tenant and a current tenant is leasing more space.

The American Osteopathic Association will expand from its current 4,273 square feet to occupy the building’s entire fifth floor, growing to 12, 246 square feet, beginning in November for a 10-year term.

Prudential Real Estate and Relocation Services has moved from 1325 G St. NW into 3,218 square feet on the second floor of 1090 Vermont.

The office building, which is owned by New York-based Mitsui Fudosan America, has 1,856 square feet of office space and 3,000 square feet of retail space available.

Sabey buys chunk of Ashburn Technology Park

ASHBURN – Baltimore-based St. John Properties has sold a 38-acre land parcel within Ashburn Technology Park to Seattle-based Sabey Data Center Properties for $17 million.

Sabey, which owns and operates data centers, plans to build a three-building, 490,000-square-foot data center. Construction is set to start in at the end of the summer.

Under the terms of the sale, Sabey is providing a 3-acre parcel for a substation being built by Dominion Virginia Power, which will serve Sabey’s power needs and provide additional power to the rest of the park and other local properties.

Carr Properties gets rights for Bethesda office project

BETHESDA – District-based Carr Properties has acquired the contract and development rights for 4500 E. West Highway, a 223,000-square-foot office project in Bethesda’s central business district.

Construction is expected to start in the first quarter of 2012 and finish in the first quarter of 2014.

Accounting firm takes space at Piedmont Point II

BETHESDA – Accounting firm Watkins Meegan has signed a 35,240-square-foot lease for 12 years at Piedmont Pointe II at 6720-B Rockledge Drive in Bethesda.

The Bethesda-based firm plans to move into its new office space in April of next year.

The eight-story, 239,499-square-foot, Class A office building is owned by Piedmont Office Realty Trust.

— From staff reports, CoStar Group and news releases