FORT WASHINGTON, MD-Acquisition financing is put in place for Rosecroft Mews, a 304-unit apartment community in the Oxon Hill submarket of Prince George's County that last hit the market in 2000. The property was developed in 1966.

ROCKVILLE, MD-Science and engineering services provider Dynamac Corp. consolidates two office locations into a single 14,300-sf leased space at 2275 Research Blvd. The 15-year-old, 147,300-sf office building is one of three structures that form the 439,000-sf Research Office Center off Interstate 270.

BALTIMORE-Amstar Group subsidiary Amstar/Pratt Street purchases the 317,000-sf office property at 1 East Pratt St. in a $20.7-million transaction. The 28-year-old building, which occupies nearly two acres and includes a retail segment and an above-ground parking facility, will be repositioned by the new ownership.

CHESAPEAKE, VA-The Ivystone and Oak Lake Apartments come under new ownership in a $49.3-million transaction. The properties, which feature 368 units and 172 units, respectively, have occupancy levels of over 99% and will undergo upgrades under the new owner.

BALTIMORE-Aon Corp. decides to relocate its staff to the new office facility at 500 E. Pratt St., just around the corner from its current home. The company will occupy 56,000 sf in the 260,000-sf building.

WESTMINSTER, MD-General Dynamics Robotic Systems will expand its presence in Carroll County with a 150,000-sf manufacturing facility in the Westminster Technology Park. The building will allow the company to consolidate other leased sites in the area into one location.

BALTIMORE-The Marriott Residence Inn Baltimore Downtown/Inner Harbor reaches completion, adding 188 guest suites. Located in the central business district near the Convention Center, the property includes 1,500 sf of meeting space.

MIDDLE RIVER, MD-Work gets under way on the development of the 100-unit Parkview at Miramar. The affordable seniors housing development, which will cost about $9.2 million to complete, replaces part of the former Villa Gardens apartment complex.