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About

The practice behind the name.

The Costa Group is a mother-and-daughter practice known for a concierge level of service in Miami’s most coveted residential markets. Led by luxury specialist Tatiana Costa and joined by her daughter Sophia, the team pairs trusted experience with a modern approach to high-end marketing. As Christie's International Real Estate Master's Circle agents, they represent the top echelon of the global network, with deep knowledge of Miami’s luxury landscape and access to exclusive off-market opportunities.

Your trusted REALTORS® for life.

An agent for life, not a transaction.

Led by luxury specialist Tatiana Costa and joined by her daughter Sophia, The Costa Group pairs seasoned, trusted expertise with a modern, next-generation approach to high-end real estate. Together they deliver a concierge level of service in Miami’s most coveted residential markets.

We have done this before. Many times.

Read their 2025 milestone
Tatiana Costa and Sophia Costa-Martinez

Affiliation & recognition

Credentials that travel.

Master's Circle is Christie's International Real Estate's recognition of its leading producers — a standing that travels with our clients, from Miami to São Paulo, London and Shanghai.

Christie's International Master's CircleFortune Christie's International Real Estate
Call Taty.