MIAMI-The real estate services firm is giving four seasoned veterans new responsibilities as the South Florida office continues its ongoing growth with new services, clients and volume.

ATLANTA-Richfield Partners LLC is buying a 15-year-old, 234,000-sf former electronics manufacturing plant from NEC Technologies Inc. for an undisclosed price in fast-growing Henry County, south of Atlanta International Airport. A retail/commercial complex is planned on the 95-acre site.

NORTH MIAMI BEACH, FL-MyShopping Center.com, a local startup, aims to wire supermarket-anchored shopping centers in South Florida and beyond for Internet and broadband services.