Your business. Your family. Your goals.

A comprehensive plan.

Aguayo, Serrallés & Cabán - Team Picture

At times, the complexity of today’s global economy may feel overwhelming. Whether you’re a working professional who is building wealth, a successful executive or business owner contemplating your next act, or the head of a multigenerational family looking to preserve your family’s future—you have questions. You expect clear answers from an advisor with worldwide experience who understands you, your family and your community.


Our highly credentialed team offers the thoughtful perspective and proactive service your family needs to help meet their goals. With a team of advisors spanning decades of experience, we strive, relentlessly, to make sure you feel well taken care of. By putting financial planning at the core of everything we do, we offer the capabilities to help you, your business and your family unlock opportunity, preserve wealth and create continuity.

Collective knowledge, complementary experience

We have guided clients through the complex world events and financial disruptions that have characterized the past two decades, so you can feel confident that we have the experience to help you navigate what may lie ahead. Our collective input is delivered personally to you through our team, so you can develop a consistent, long-term relationship with us.

  • Xavier A. Aguayo  Profile Picture

    Xavier A. Aguayo, CPWA, CEPA

    Senior Vice President–Wealth Management

    Financial Advisor

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    • CA
    • DC
    • FL
    • IL
    • MA
    • MI
    • NC
    • NJ
    • NY
    • PA
    • PR
    • VA
    • VI
    • VT

    Xavier helps wealthy individuals and families develop strategies designed to enhance their standard of living and optimize their financial lives. He takes an educational approach with his clients to emphasize the importance of detailed and coordinated financial planning. Xavier’s recommendations are always the result of a consultative process, where he listens carefully to learn about each client’s goals, needs and priorities before developing a plan. As a Corporate Stock Benefits Consultant, he has specific knowledge regarding compensation issues for executives and can provide strategic advice to these clients.

    Xavier has worked in the wealth management industry since 1997 and has been with UBS since 2002. He is a FINRA-Registered General Securities Representative and holds the FINRA Series 7, 63 and 65 licenses, as well as life insurance and variable annuity licenses. Xavier has also earned the Certified Private Wealth Advisor and Certified Exit Planning Advisor designations. Xavier graduated from Marquette University with a B.A. in economics.

    Xavier is a dedicated family man and spends his free time traveling, practicing the violin and planning his next family adventure. He has a profound desire to be a valuable member of the Puerto Rico community and enjoys being involved in local arts, music and education organizations.

          250 Munoz Rivera Avenue
          A.I Plaza, PH Floor
          San Juan, PR 00918
          xavier.aguayo@ubs.com
          Xavier A. Aguayo, CPWA, CEPA
          250 Munoz Rivera Avenue,San Juan,PR,00918
        • William J. Serralles Profile Picture

          William J. Serralles

          Senior Vice President–Wealth Management

          Financial Advisor

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          • CA
          • FL
          • IL
          • MA
          • MI
          • NC
          • NJ
          • NY
          • PA
          • PR
          • VA
          • VI
          • VT

          William works with successful individuals, families and corporations to develop integrated planning strategies focused on their financial well-being. He is particularly skillful in building strong client relationships and communicating complex financial concepts clearly. William’s background in equities and his experience working on Wall Street have enhanced his knowledge of risk management and, as a Corporate Stock Benefits Consultant, he offers an informed perspective and recommendations to executives regarding compensation issues.

          William has more than 30 years of wealth management experience and joined UBS in 1998. He is a FINRA-Registered General Securities Representative and holds the FINRA Series 7, 63 and 65 licenses, as well as life insurance and variable annuity licenses. William earned a B.A. in finance and economics from the Catholic University of America in Washington, D.C.

          William’s top priority in life is spending time with his family. His passion and what he would call a “serious hobby” is music and music production. William and his wife are very conscious about the social issues that abound in Puerto Rico and believe the best way they can make a difference is by contributing to children’s education, health and empowerment initiatives, because children hold the key to the future.

                250 Munoz Rivera Avenue
                A.I Plaza, 16th Floor
                San Juan, PR 00918
                william.serralles@ubs.com
                William J. Serralles
                250 Munoz Rivera Avenue,San Juan,PR,00918
              • Eduardo E. Caban Profile Picture

                Eduardo E. Cabán, CIMA

                Private Wealth Advisor

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                  Eduardo brings a consultative approach to learning about his clients’ needs and developing financial plans and portfolio strategies to support them. Prior to becoming a Financial Advisor, he was a key member of the UBS Consulting Division, serving a large array of institutional and individual ultra-high-net-worth clients with portfolio construction and asset management requirements.

                  Eduardo has more than 20 years of wealth management experience and joined UBS in 2007. He is a FINRA-Registered General Securities Representative and holds the FINRA Series 7, 63, 65 and 24 licenses, as well as life insurance and variable annuity licenses. Eduardo has earned the Certified Investment Management Analyst designation, and, within the firm, he has achieved the Private Wealth Advisor designation offered at UBS. Eduardo graduated from the University of Puerto Rico with a B.A. in finance.

                  In his personal time, Eduardo’s priority is spending time with his family, including his two young boys. He also loves to explore the culinary side of life and cook with friends and family. In addition, Eduardo is an active member of the Alumni Association of his school and leads fundraising efforts for scholarships, as he believes education is the backbone of a society.

                      • Private Wealth Advisor
                      • Certified Investment Management Analyst®
                      Eduardo E. Cabán, CIMA
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                      Alanna Maldonado

                      Client Associate

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                              250 Munoz Rivera Avenue
                              A.I Plaza, 16th Floor
                              San Juan, PR 00918
                              alanna.maldonado@ubs.com
                              Alanna Maldonado
                              250 Munoz Rivera Avenue,San Juan,PR,00918
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                              Lissette Diaz

                              Authorized Officer

                              Senior Wealth Strategy Associate

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                              • CA
                              • FL
                              • IL
                              • MA
                              • MI
                              • NC
                              • NJ
                              • NY
                              • PA
                              • PR
                              • TN
                              • VA
                              • VI

                                    250 Munoz Rivera Avenue
                                    A.I Plaza, 16th Floor
                                    San Juan, PR 00918
                                    lissette.diaz@ubs.com
                                    Lissette Diaz
                                    250 Munoz Rivera Avenue,San Juan,PR,00918
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                                    Olga Carbia

                                    Client Associate

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                                            250 Munoz Rivera Avenue
                                            A.I Plaza, 16th Floor
                                            San Juan, PR 00918
                                            olga.carbia@ubs.com
                                            Olga Carbia
                                            250 Munoz Rivera Avenue,San Juan,PR,00918
                                          • Vicente photo

                                            Vicente Castillo

                                            Senior Vice President–Wealth Management

                                            Financial Advisor

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                                            • FL
                                            • NY
                                            • PR
                                            • VA

                                            Vicente is an aligned team member of the Aguayo, Serrallés & Cabán Wealth Advisor Group.

                                            He enjoys working with individual and corporate clients by helping them work toward their investment needs and goals. His background in fixed income and equities gives him the tools to help clients select suitable money managers that align with their objectives.

                                            Vicente has more than 39 years of wealth management experience and joined UBS (Paine Webber) in 1983. He is a FINRA-Registered General Securities Representative and holds the FINRA Series 7, 63 and 65 licenses, as well as life insurance and variable annuity licenses. He earned a B.A. from the University of Puerto Rico and an M.B.A. from Interamerican University.

                                            Vicente is a vintage car enthusiast. In his free time, he enjoys cultural events and traveling around the world.

                                                  250 Munoz Rivera Avenue
                                                  A.I Plaza, 16th Floor
                                                  San Juan, PR 00918
                                                  vicente.castillo@ubs.com
                                                  Vicente Castillo
                                                  250 Munoz Rivera Avenue,San Juan,PR,00918

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