ONE Sotheby's International Realty Executive and Leadership Team

May, 2026

Leadership Overview

ONE Sotheby's International Realty has 4 executives leading key functions including strategy, sales, and operations.

Driven by a commitment to excellence, ONE Sotheby's International Realty is dedicated to providing unparalleled service in the luxury real estate market, shaping the East Coast Florida landscape with development opportunities and premier property solutions.

Leadership Roles at ONE Sotheby's International Realty

  • Chief Executive Officer & Founder - Mayi De
  • President & Chief Executive Officer - Daniel Vega
  • Chief Executive Officer, The Elmir Group - Karen Elmir
  • Chief Sales Officer - Seth Kaufman
  • Mayi De - Chief Executive Officer & Founder

    Mayi De, the Chief Executive Officer & Founder at ONE Sotheby's International Realty, directs the overarching strategy and vision for the company's luxury real estate operations across Florida's East Coast. De's leadership guides the firm's expansion into new development opportunities and solidifies its position as a premier source for high-end properties. This executive role involves setting market penetration goals and fostering key relationships within the luxury real estate sector. By championing innovation in client services, Mayi De ensures the company maintains its competitive edge. The founder's deep understanding of the market drives the firm's commitment to delivering exceptional value and service to a discerning clientele, directly impacting the company's growth and reputation in the competitive Florida real estate landscape.

    Daniel Vega - President & Chief Executive Officer

    Daniel Vega, the President & Chief Executive Officer at ONE Sotheby's International Realty, executes the strategic initiatives that propel the company's market leadership in luxury real estate. Vega's operational oversight ensures seamless integration of development opportunities and sales processes along Florida's East Coast. This executive position demands a keen focus on driving revenue growth and enhancing operational efficiency across all company functions. By cultivating a high-performance culture, Daniel Vega empowers teams to deliver exceptional client experiences. The President's strategic direction is crucial for navigating market dynamics and expanding the company's footprint, ensuring sustained success and reinforcing ONE Sotheby's International Realty's status as a top-tier provider of luxury property solutions.

    Karen Elmir - Chief Executive Officer, The Elmir Group

    Karen Elmir, the Chief Executive Officer, The Elmir Group at ONE Sotheby's International Realty, spearheads specialized luxury real estate services, focusing on high-value transactions and exclusive development projects. Elmir's leadership within The Elmir Group ensures a dedicated approach to client acquisition and retention in the most competitive segments of the Florida market. This executive role involves architecting bespoke marketing strategies and managing complex deal negotiations to achieve optimal outcomes for clients. By leveraging extensive market knowledge, Karen Elmir drives significant sales volume and enhances the firm's reputation for excellence. The Chief Executive Officer's commitment to personalized service and strategic market positioning directly contributes to the overall success and prestige of ONE Sotheby's International Realty's luxury offerings.
    Karen Elmir

    Seth Kaufman - Chief Sales Officer

    Seth Kaufman, the Chief Sales Officer at ONE Sotheby's International Realty, directs all sales operations and revenue generation initiatives across the company's East Coast Florida territories. Kaufman's strategic oversight is critical for expanding market share and driving performance within the luxury real estate sector. This executive position involves developing and implementing effective sales methodologies, training sales teams, and fostering strong client relationships. By optimizing the sales funnel and identifying new business opportunities, Seth Kaufman ensures sustained revenue growth. The Chief Sales Officer's focus on market penetration and client satisfaction directly supports ONE Sotheby's International Realty's mission to be the premier source for luxury properties and development ventures.
    Seth Kaufman

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    Frequently Asked Questions Regarding ONE Sotheby's International Realty Top Executives and Leadership Team

    Who leads ONE Sotheby's International Realty?
    ONE Sotheby's International Realty is led by Mayi De (Chief Executive Officer & Founder), along with executives such as Daniel Vega (President & Chief Executive Officer) and Karen Elmir (Chief Executive Officer, The Elmir Group).
    Who is part of ONE Sotheby's International Realty’s executive team?
    The executive team of ONE Sotheby's International Realty includes leaders such as Mayi De (Chief Executive Officer & Founder), Daniel Vega (President & Chief Executive Officer), Karen Elmir (Chief Executive Officer, The Elmir Group) and other senior executives.
    How many executives does ONE Sotheby's International Realty have?
    ONE Sotheby's International Realty has 4 executives leading key business areas.
    What roles are included in ONE Sotheby's International Realty’s leadership team?
    The leadership team of ONE Sotheby's International Realty includes roles such as Chief Executive Officer & Founder, President & Chief Executive Officer, Chief Executive Officer, The Elmir Group, Chief Sales Officer.