A Greek shipping family sold a waterfront Key Biscayne mansion for $10.1 million, property records show. George and Lambros Katsoufis, acting as trustees of...

Former Citigroup executive Mark Rufeh just sold his bayfront home in Key Biscayne for $11.1 million to an unidentified buyer. The deal for the...

Updated July 10, 9:56 a.m. A seller tied to the family that formerly owned one of Venezuela’s largest media companies just sold a seven-bedroom home...

I’ll buy your multimillion-dollar home if you buy mine? Canadian concert promoter Michael Cohl and José Antonio Cañedo White, a founding partner at Mexico’s...

A Mexican casino owner paid $12 million for a Key Biscayne mansion that has been on and off the market since 2012. Rual Rocha...

UPDATED April 9, 6:35 p.m.: Canadian concert promoter and producer Michael Cohl is putting his Key Biscayne compound, once listed for $36 million, up...

Retired professional tennis player Gabriela Sabatini listed a penthouse duplex in Key Biscayne for sale with a $2.89 million asking price. The 3,138-square-foot unit...

UPDATED July 18, 9:50 p.m.: Real estate broker Monica Venegas is literally handling this sale in-house: the founder of Miami-based Venegas International Group just...

Carlos Guinand, chairman of the solar power developer Sonnedix Group, and his wife Maria Luisa sold their home in Key Biscayne for $8.5 million, property...

Updated, 10:20 p.m. June 14: A waterfront mansion in Key Biscayne just sold for $19 million in an all-cash deal, listing agent Maria Teresa...