CANTON, MA-The Lojack Corp. leases 10,000 sf at 780 Dedham St. The Westwood, MA-based company likes the 84,000-sf building's proximity to Route 95 and to its headquarters. The new space will be used as the company's research and development center.

CAMBRIDGE, MA-Harvard Business School kicks off a $500-million capital campaign to fund a renewal of the school's campus as well as a number of support initiatives. The initiative is the most ambitious in the school's history.

WILMINGTON, MA-The foundering telecommunications industry claims yet another victim as Nortel Networks decides to close CoreTek, the local laser company acquired by the Canadian-based telecommunications company two years ago for $1.43 billion.

BOSTON-Raymond Property Co., a locally based real estate developer, forms a joint venture with Hines Interest LP to develop large-scale residential projects. The team is looking at properties in the downtown area and in the Route 495 area within Route 128.

SPRINGFIELD, MA-In an effort to consolidate some of its manufacturing in a single plant, MeadWestVaco Corp. is closing two manufacturing plants. The Stamford, CT-based company was formed last January by the merger of Westvaco Corp. and The Mead Corp.

BOSTON-Exelon Corp. gets US regulatory approval for its purchase of six power plants from Sithe Energies, Inc. The Chicago-based utility paid $1.69 billion in a deal that involves a plant here, in Everett, West Medway, Weymouth, Framingham and one in Yarmouth, ME.

BOSTON-Westbrook Partners LLC is purchasing 13 hotel properties from Wyndham International for $447 million. Wyndham, which terms the properties "non strategic assets," is in talks with the locally based real estate investment firm regarding the sale of additional assets.

STONEHAM, MA-KinderCare Learning Centers Inc. continues its local expansion efforts as the Portland, OR-based company plans to open its 25th facility in the state at 136 Franklin St. The company just opened a center in Peabody, MA last year.