Your goals. Our comprehensive plan.

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Who We Are

We are a New York based team of experienced financial professionals with both wealth management and institutional experience derived from the team's previous roles in institutional fixed income, structured products, and portfolio management. 

Focused on the needs of ultra high net worth individuals, families, family offices, and select institutional investors.

Delivering the advice, expertise, and global resources needed to address the complex, mutli-generational challenges of managing significant wealth.

We offer best in class execution in equities, fixed income, commodities, and rates products, in addition to access to strategists, economists, and analysts that offer advice and look for opportunities in every region and sector.

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  • Guillermo Eiben

    Guillermo Eiben

    Managing Director–Wealth Management

    Financial Advisor

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    • CT
    • DE
    • FL
    • MA
    • MD
    • NY
    • TX
    • WY

    Drawing on more than ten years of experience, Guillermo works closely with affluent individuals and select institutions to develop highly customized solutions to their investing and wealth planning needs. Guillermo works with both U.S. and Latin American clients, providing access to the specialized wealth planning expertise and extensive capital markets capabilities of UBS. His professionalism and dedication have earned him recognition as one of Forbes Best Advisors in New York state, Forbes Next Generation Wealth Advisors, and the Forbes Top Millennial List.

    Guillermo graduated from the Universidad Nacional de Cordoba in his native Argentina and went on to earn an MBA from the University of Virginia. A former professional tennis player, he lives in Riverside, Connecticut, with his wife.

     

    Registered States:

    CA, CT, DE, FL, IL, MD, MT, NY, PR, TN, TX, WY

          1285 Avenue Of The Americas
          New York, NY 10019
          guillermo.eiben@ubs.com
          Guillermo Eiben
          1285 Avenue Of The Americas,New York,NY,10019
        • Emiliano Mendez-Gallione

          Emiliano Mendez-Gallione

          Managing Director–Wealth Management

          Financial Advisor

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          • CA
          • CT
          • DE
          • FL
          • MA
          • MD
          • MT
          • NJ
          • NY
          • PR
          • TN
          • TX
          • WY

          Emiliano brings 20 years of diverse institutional investing experience to the service of the team’s clients. He draws upon his extensive knowledge of markets, credit, and emerging markets to generate trading ideas, and to advise both U.S. and international clients on asset allocation. Prior to joining the team in 2019, Emiliano was a managing director at Citi, where he ran the emerging markets credit trading desk in New York. He had previously held positions in trading and structured products at several New York-based firms.

          Emiliano earned a Bachelor of Business from Pontificia Universidad Catolica Argentina and a Master in Finance from Universidad Torcuato Di Tella. He now lives in Riverside, Connecticut with his wife and three children.

           

          Registrerd States:

          CA, CT, DE, FL, IL, MA, MD, MT, NJ, NY, PR, TN, TX, WY

           

                600 Washington Blvd
                Stamford, CT 06901
                e.mendezg@ubs.com
                Emiliano Mendez-Gallione
                600 Washington Blvd,Stamford,CT,06901
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                Isabel Mirzaaghasi

                Authorized Officer

                Investment Associate

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                • CA
                • CT
                • DC
                • FL
                • IA
                • MA
                • MD
                • NC
                • NJ
                • NY
                • PA
                • TX
                • VA
                • VT

                Isabel has over 20 years of wealth management experience with international ultra-high and high net worth individuals and families.  She began her career at Salomon Smith Barney in 2000 before joining UBS in 2007.  Isabel earned her Bachelor of Business Administration degree from Baruch College and is fluent in Spanish. She will continue to work on client-facing operations and transactions as well as other strategic initiatives.

                      1285 Avenue Of The Americas
                      New York, NY 10019
                      isabel.mirzaaghasi@ubs.com
                      Isabel Mirzaaghasi
                      1285 Avenue Of The Americas,New York,NY,10019
                    Three generations in apple orchard

                    Turn possibilities into a plan

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                    A leading global wealth manager

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                    Support and resources

                    Our UBS Optimus Foundation in the US is directly supporting emergency response, relief and reconstruction activities in Texas through our partnerships with World Central Kitchen and Team Rubicon. You can support these organizations and pool funds, together with Optimus, to increase their ability to support communities in Texas. In addition, any client donation to one of our Optimus partners will receive a 10% match from UBS.

                    Learn how you can get involved and make an impact through the UBS Optimus Foundation.

                    The UBS Optimus Foundation is a global network of separately organized and regulated, tax-exempt, charitable organizations, founded and managed by UBS, that make grants and other financial contributions to implementing partner organizations aligned with their values and objectives.

                    A leader in wealth management

                    Backed by the strength of our parent company, UBS AG

                    $6 trn

                    UBS Group invested assets
                    As of 12/31/2024

                    51 countries

                    Our global footprint

                    Global leader

                    UBS is a leading and truly global wealth manager

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