Our Team
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Alan Mandel
Alan Mandel is a consultant to the asset management industry following a career in senior finance, administrative and portfolio operations positions for international financial service companies. With a life-long love of music, Alan has served as a director of music-related nonprofits.
In the financial services industry, Alan served as Chief Financial Officer, Head of Fund Administration and as the Treasurer of several investment advisors including Schroders Investment Management and Salomon Brothers Asset Management. Alan supported operations in diverse markets including the United Kingdom, Canada, Luxembourg, Switzerland and Hong Kong and was a frequent speaker at industry seminars.
Alan organized Young Musicians of Westchester, an all-volunteer nonprofit organization, to provide musicians launching their professional careers with opportunities to perform before Westchester audiences in free concerts. While his children were active with music activities – with one becoming a professional cellist – Alan volunteered at local music schools. With a Yonkers-based organization, Alan works with high school students and families in need of assistance with college financial aid forms.
Alan has an MBA from New York University, a BA from George Washington University and is a Certified Public Accountant (inactive). He lives in Scarsdale, NY with his wife Eloisa Santos Mandel, a retired nurse and educator who volunteers with special needs children.
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Frank Maresca
Frank brings over 10 years of experience as a director and finance committee member at one of the NY metro’s largest not-for-profit family services organizations, and over 40 years of experience in the U.S. registered investment companies, asset management, and asset servicing industries. For the past two years, he has been serving as an independent director and audit committee chair of two NYSE-listed exchanged traded closed-end funds.
He has worked at Broadridge Financial Solutions, Inc as a Vice President of Mutual Fund & Retirement Solutions Product Management, at AST Fund Solutions and served for nearly 17 years as President and Chief Executive Officer of Bear Stearns Funds Management Inc.
Frank is a graduate of Hofstra University with a B.B.A. degree in Public Accounting and is a CPA (inactive). He previously served both as a member of the Closed-end Fund Committee and Accounting and Treasurer Committees of the Investment Company Institute.
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Julio Valenzuela
Julio, a former Executive Director at the Scarsdale Business Alliance, is a dedicated ambassador committed to fostering connections among the town, community, and local businesses. With a robust eight-year career at Washington Mutual, Countrywide Bank/Bank of America, and Citibank, he collaborated with sales specialists, developed growth strategies, and managed premier client portfolios.
Now Co-Founder and Principal Owner of Raspadilla Films, Julio channels his passion for storytelling into producing and directing films, creating music, and weaving narratives inspired by his upbringing in Queens. Originally from Lima, Peru, and raised in Queens, Julio brings a multicultural perspective to his work. He studied Music Composition and Broadcast Journalism at Temple University, completing his BA in Music Composition from The City College of New York.
Julio lives in Scarsdale, NY, with his wife, Morgan Shapero, a Senior Designer at G-III Apparel, and their young family.
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Bob Stableski
Bob’s 45-year career included executive management of international education organizations and management development and strategy consulting for not-for-profits, including international NGOs. As such, he has travelled and worked extensively abroad while living mainly in either Westchester, NY or Washington, DC. Over the years he has served in leadership positions on the boards of the International YMCA, AFS International Programs, and the Association of Studies in International Education. He has also had leadership positions on boards of local community organizations in Minneapolis, where he initially lived after retirement.
He now resides in Greenburgh, NY and is a “grandparent-in-residence,” sharing a home with his son’s family. During high school and college, Bob was deeply involved in music, both as a performer and as a manager of a youth music camp. That love of music has stayed with him throughout the many years, now as a member of the audience. He believes early exposure to music and music education are an essential building block in a broad liberal education, still important as a contributing member of society in the 21st Century.
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Steven Beck
This season pianist Steven Beck appears with the orchestras of Princeton and Chattanooga, can be heard in chamber music in Chicago and Oklahoma City, and repeats his annual Christmas Eve performance of Bach’s Goldberg Variations at Bargemusic, which has become a New York institution.
As a soloist Mr. Beck has performed with the New York Philharmonic and the National Symphony and has appeared at Carnegie Hall, David Geffen Hall, Alice Tully Hall, the Kennedy Center, and the Library of Congress; summer concerts have been at the Aspen Music Festival, Chamber Music Northwest, and Lincoln Center Out of Doors. As an orchestral musician, he has played with the New York Philharmonic, the New York City Ballet Orchestra, and Orpheus.
An experienced performer of new music, Steven Beck has premiered works by Charles Wuorinen and Fred Lerdahl. He can be heard on over 40 CDs, including the first complete recording of George Walker’s piano sonatas, for Bridge Records. Mr. Beck is a member of the Knights, the Talea Ensemble, Quattro Mani, and the Da Capo Chamber Players. He is on the faculty of the University of Massachusetts, Amherst, and the Sewanee Summer Music Festival. A Steinway Artist, he is a graduate of the Juilliard School, where he now teaches orchestral piano.
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Susan Santos-Mandel
Susan Santos-Mandel serves as the Assistant Director of High School Life at the University of North Carolina School of the Arts. UNCSA is North Carolina’s unique professional school for the performing arts and the first public arts conservatory in the US. Susan’s career as an educator and arts administrator has seen her affiliated with Chamber Music Society of Lincoln Center, Orchestra of St. Luke’s, Broadway Sinfonietta, Concert Artists Guild and Ambra Artists, a live music contracting service that prioritizes the employment of women-identifying musicians. In addition, Susan is an adjunct faculty member of Elon University’s Arts Administration program and has been a Teaching Artist at NYU, Berklee NYC, University of North Texas and the Youth Orchestra of St. Luke’s.
Susan is also an in-demand cellist who has performed with Jon Batiste, SZA, Alicia Keys, Cynthia Erivo, Eminem, among others. She has credits for film scores including “Judas and the Black Messiah”, “Here Today”, “Nian” and “The Farewell”. An avid chamber musician, Susan has appeared in many venues including Carnegie Hall, the Kennedy Center, Lincoln Center, 92Y and regularly with Broadway Sinfonietta, Brooklyn Orchestra, LoftOpera and the Chelsea Symphony. She has performed also for several Broadway shows, and has been seen on Saturday Night Live, Late Night with Seth Myers, The Late Show with Stephen Colbert and NBC’s Today and Tonight shows.
Susan holds an M.A, in Arts Administration and a B.A. in Classical Performing Arts, both from NYU.