Lifestyle Asset Team
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Palm Beach Cty

John Poletto

Senior leader at ONE Sotheby’s and founder/builder of the original Broward to Palm Beach affiliate of Sotheby’s International Realty. He is also an expert on premier properties from Palm Beach and Broward Counties.; also highly experienced in championship golf properties.

Professional Objective: To represent the finest residential properties in Southeast Florida for the most discriminating buyers.

His focus:
  • Artfully uniting extraordinary properties with extraordinary lives.
  • The unique, the extraordinary,fine one-of-a-kind luxury residential estates, oceanfront , Intracoastal, waterfront properties
  • Commercial / investment properties
  • 35-year business career and sphere of influence
  • Co-owner Sothebys International Realty: Local, national and international marketing through the Sothebys International Realty worldwide network
  • More than six billion dollars in personal residential real estate brokered and corporate managed sales
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Broward Cty

Stephanie Heyman

Core team and expert for Lighthouse Point and Broward County

Stephanie is part of ONE Sotheby’s team and a dedicated professional with a zest for life and a passion for aligning her client’s lifestyle needs with their real estate dreams. Having been a top producing agent in the area for over fifteen years, she finds that approaching real estate with an intimate and thorough knowledge of the market affords her the ability to find properties that meet and exceed the needs and desires of the most discriminating buyers.

Her love of travel has enabled her to connect with other top-producing agents worldwide, providing even more depth, and ensuring her clients the highest level of expertise, whether buying or selling, around the world. She is a member of both the Realtor Association of the Palm Beaches and Greater Ft. Lauderdale. Prior to joining Sotheby’s, Stephanie had very successful, long term career with Delta Air Lines.

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Miami Dade

Barbara Lamar

Senior team member focused on Miami-Dade county including Key Biscayne, Coral Gables, Coconut Grove and South Beach and beyond.

Barbara Lamar is a Top Producer for One Sotheby’s International Realty. She specializes in marketing luxury and resort real estate in Key Biscayne, Coconut Grove, Coral Gables and Miami Beach. Barbara has sold many of Miamis important waterfront estates.


With an eye for design and an entrepreneurial spirit, Barbara has become one of Miamis most sought after real estate advisors. Her knowledge and expertise of the high end real estate market in Miami is unsurpassed. Barbara is an experienced consultant to developers and architects and is fluent in English, Spanish and French. Working for Sotheby’s allows Barbara to assist her clients on an international level. Barbara is a member of the prestigious Master Brokers Forum. 

Después de haber trabajado en Miami y Nueva York con muchos de los top de la moda y diseñadores de interiores, estaba constantemente rodeado de gente talentosa e inspiradora, lugares y cosas. Mi amor por la arquitectura, la moda, la fotografía, los libros y el diseño en general,me llevan al mundo de bienes raíces .. Después de haber trabajadocon los desarrolladores, compradores y vendedores, en su mayoría se centraron en el paseo marítimo y la construcción nueva, tuve la oportunidad de utilizar mis habilidades para ayudar en muchas facetas del negocio inmobiliario. Estoy totalmente de disfrutar y apreciar los diferentes estilos y elementos arquitectónicos de la mayoría de las casas que se han vendido en los últimos años.

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Kirsten Braden

Equestrian & Wellington Riding Community

Kirsten is a winning British equestrian competitor-turned-successful CEO of Polo Concierge in Welllington, Fl. Over decades, the horse involved communities in the USA and beyond have turn to her for their needs in coming to and operating in South Florda. This involves healthy environments and options for her cleints and their four legged friends and champions. Kirsten’s evolution as part of Equestrain Sotheby’s came naturally thru client demand and as a complement to her Polo Concierge role.

Role: She has two for 5 Star clients: 1) as a superb expert and curator across the USA in the Northeast and South Florida/Wellington and Europe as well, and 2) as one of Equestrian Sotheby’s Realty’s most savvy real estate associates. This allows her to provide outstanding insights and solutions to 5 Star clients.

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Extended SIR

Nita Summers Max

For Extended SIR Team

Nita Summers Max has accumulated a wealth of experience and has enjoyed an outstanding reputation since entering the real estate business in 1984.

She first served as Associate Broker and Managing Broker at various major-name offices in upstate New York, where she was a top listing and resale agent before ultimately handling all aspects of the business as manager of a thriving office.

In 1997, Nita took her expertise south to Florida to manage a leading Miami brokerage firm. From there she spent many years as a Managing Broker for top-shelf real estate offices in the Boca Raton, Delray Beach and Weston markets. Nita also founded and ran her own brokerage company specializing in investment and commercial properties, further, she has worked as District Sales Manager for the Keyes Company overseeing residential and commercial sales offices. Her impressive portfolio of accomplishments includes representing Marrano Marc Equities, a development company from New York, in the sale of their prestigious 1200 Hillsboro Mile property in Hillsboro Beach.

Nita ultimately gave up management to get back to what she loves most, selling. She now enjoys working directly with individual clients, energized by the many strong people-to-people connections she has built and nurtured along the way. She has achieved great success representing properties throughout Palm Beach and northern Broward counties.

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