Redefining Luxury Real Estate
In the realm of high-end real estate, few names resonate as powerfully as David-Emmanuel Cohen. As the visionary behind Madar Group USA, Cohen has successfully secured three significant sales at The Mansions on Fisher Island, with a total listing price of $105.5 million. This milestone not only underscores his strategic foresight but also highlights the unique allure of Fisher Island, a destination that has become synonymous with exclusivity and opulence.
A Finite Opportunity
With only three single-family estates remaining within this prestigious 2.5-acre assemblage, the demand for these newly constructed homes has reached a fever pitch. Each estate, averaging over 13,000 square feet, provides a rare combination of spaciousness and privacy that discerning buyers crave. The three properties, currently under contract, are priced at $36.5 million and $36.0 million, reflecting the robust appetite for high-caliber real estate in a market with limited comparable options.
Architectural Excellence Meets Modern Living
Cohen’s vision for The Mansions on Fisher Island is brought to life through a collaboration with Portuondo Perotti Architects, who have crafted a Mediterranean-inspired design seamlessly integrated with contemporary elements. The interiors, characterized by bespoke Italian millwork and exquisite natural stones, are curated to meet the precise standards of luxury buyers. With soaring ceiling heights and expansive glass walls, these homes dissolve the lines between indoor and outdoor living, inviting natural light to flood the spaces.

Tailored for the Elite
The strategic programming of each residence reflects a deep understanding of the lifestyle of today’s ultra-high-net-worth individuals. Features such as rooftop wellness retreats, private elevators, and dedicated office suites ensure that every need is met with sophistication. Expansive terraces cater to both intimate gatherings and grand celebrations, while four-car garages and discreet service areas maintain the aesthetic integrity of these stunning estates.
Exclusive Amenities and Unmatched Privacy
Ownership at The Mansions on Fisher Island extends beyond architectural grandeur; it offers a gateway to an exceptional amenity ecosystem. With a private beach club underway and access to a championship golf course, tennis courts, and a deep-water marina, residents can indulge in a lifestyle defined by leisure and luxury. The island’s prestigious reputation for security and privacy further enhances its appeal, making it one of the most sought-after locales in the United States.
A Legacy of Luxury
As Cohen aptly notes, “Only a handful of single-family homes will ever exist on Fisher Island.” His commitment to creating not just homes, but legacies, sets a new benchmark in ultra-luxury real estate. For buyers accustomed to the finest offerings from global hotspots like Monaco and Paris, Fisher Island stands as a testament to unparalleled living, where the ethos of legacy merges seamlessly with luxury.
Looking Ahead
The Mansions on Fisher Island represents the inaugural chapter in Cohen’s ambitious Mansions brand, poised to redefine ultra-luxury developments worldwide. As the market continues to evolve, Cohen and Madar Group USA are well-positioned to lead the next generation of high-end real estate, establishing Fisher Island as a beacon of architectural excellence and elite living.

















Editorial note: This article was created by A Bit Lavish Miami’s Magazine as an original editorial reinterpretation based on publicly available reporting. Original source: profilemiamire.com. Read the original article here: https://profilemiamire.com/miamirealestate/2026/6/2/david-emmanuel-cohens-madar-group-usa-secures-3-sales-with-combined-listed-price-of-109-million-at-the-mansions-on-fisher-island.
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