San Francisco-based Bristol Group has leased 190,000 sq. ft. to two tenants at United Station Telecom Center in Washington, D.C., while Boston-based Berkeley Investments Inc. has big redevelopment plans for suburban Tewksbury, Mass.

Bristol has signed long-term leases valued at $64 million with Montreal-based Teleglobe Inc. and Vancouver, B.C.-based 360Networks at United Station Telecom Center, a 440,000 sq. ft. telecom facility located in Washington, D.C.'s NoMa submarket. New York-based Tishman Real Estate Services represented Bristol, while locally based Spaulding & Slye represented Teleglobe. Locally based Node Com Inc. represented 360Networks.

The second phase of the development will include 1 million sq. ft. of office and telecom development.

In the Boston area, Berkeley Investments Inc. is redeveloping the original Wang Laboratories manufacturing facility, a 750,000 sq. ft. campus on Interstate 495 in Tewksbury, Mass. Renamed 495 Network Center, the existing 750,000 sq. ft. development will be redeveloped into a 1.2 million sq. ft. high-tech and telecom-related office/R&D campus. Redevelopment of the first phase, which totals 500,000 sq. ft., will begin immediately.

Locally based Meredith & Grew-ONCOR International will lease 495 Network Center on behalf of Berkeley.