CHICAGO-The Commission on Chicago Landmarks will hold a public hearing March 12, the next step in a process that ultimately could require the Cubs to get city permission before making significant changes on the storied 89-year-old Wrigley Field.

PHILADELPHIA-The Newtown Square, PA-based marketing research firm has doubled its space at the six-building, 325,000-sf Newtown Square Corporate Campus, owned by Brandywine Realty Trust. Terms are undisclosed. The average asking rental rate is about $21.50 per sf, according to GlobeSt.com research.

PITTSFIELD TOWNSHIP, MI-The Company's growth necessitates move to 255,000-sf build-to-suit building in Avis Farms, says ABN AMRO Mortgage Group; the facilty will be finished by July 2004

WASHINGTON, DC-Ownership of the barely three-year-old office structure at 1808 Eye St. changes hands in a $12.9-million deal between seller CG Investments and buyer Washington Brick & Terra Cotta Cos. The nine-story, 32,500-sf building has a 2004 assessed value of about $12 million.