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

    • image
    • image
    • image
    • 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

          • image
          • image
          • image
          • 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.

          • UBS Wealth Management Director’s Council, 2025UBS Financial Services Inc. Councils are a distinction held by UBS Financial Advisors based on criteria including evaluation of compliance with firm rules, standards & policies and revenue. Council membership is not representative of any one client's experience and is not indicative of the advisor’s future performance.

              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

              Senior Vice President–Wealth Management

              Private Wealth Advisor

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

              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 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®
                  250 Munoz Rivera Avenue
                  A.I Plaza, 16th Floor
                  San Juan, PR 00918
                  eduardo.caban@ubs.com
                  Eduardo E. Cabán, CIMA
                  250 Munoz Rivera Avenue,San Juan,PR,00918
                • image

                  Alanna Maldonado

                  Client Associate

                  • image
                  • image

                          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
                        • image

                          Lissette Diaz

                          Authorized Officer

                          Senior Wealth Strategy Associate

                          • image
                          • image
                          • 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
                              • image

                                Olga Carbia

                                Client Associate

                                • image
                                • image

                                        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

                                        • image
                                        • image
                                        • image
                                        • 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

                                            Connecting you to the deep resources of UBS

                                            By seeing the big picture, we provide access to the global platforms and the financial and intellectual strengths of UBS’s experts in Wealth Management, Asset Management and our Private and Investment Banks.

                                            Container ship

                                            Maximize your potential wealth

                                            Clients sitting with advisor

                                            Empower your investments

                                            Coworkers around table in lobby

                                            Retirement plan services

                                            Father and daughter hiking in fields

                                            Navigating opportunities across your enterprise

                                            Three generations in apple orchard

                                            Turn possibilities into a plan

                                            Tailored advice for our clients

                                            Modern Retirement Monthly

                                            Modern Retirement Monthly

                                            It's a good time to consider annuities

                                            Annuities, which can help to generate secure and reliable income for life, are becoming increasingly popular among retirees.

                                            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

                                            Insights

                                            This website uses cookies to make sure you get the best experience on our website. You can find more information under the Privacy Statement. You are free to change your cookies' settings in the privacy settings.

                                            Go to privacy settings