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TEAK Board of Directors

TEAK is able to fulfill its mission as a result of the spirited commitment of the Board of Directors who give generously of their time, expertise, and resources to support our students.

  • Robert Kalsow-Ramos (Co-Chair)
    Partner
    Apollo Management
    Robert Kalsow-Ramos (Co-Chair)
    Partner

    Robert is Partner, Private Equity, at Apollo Global Management, where he primarily focuses on investments in the services and technology sectors. He serves on the board of directors of Avaya, Employbridge and West Technology Group. Robert previously served on the board of directors of Alorica, Hexion, Ingenico, Momentive Performance Materials, Noranda Aluminum, Tech Data and TD Synnex and was also involved in the firm’s investment in Evertec. Prior to joining Apollo in 2010, he was a member of the Investment Banking group at Morgan Stanley.

    Robert received his BBA from the Stephen M. Ross School of Business at the University of Michigan, where he graduated summa cum laude. In addition to co-chairing TEAK’s Board, Robert is a member of the Apollo Opportunity Foundation grants council. Robert lives in New York City with his wife and two children.

  • Matthew R. Stopnik (Co-Chair)
    Head, Global Investment Banking
    RBC Capital Markets
    Matthew R. Stopnik (Co-Chair)
    Head, Global Investment Banking

    Matthew is Head of Global Investment Banking at RBC Capital Markets. He joined RBC in January 2015 as the Co-Head of Financial Sponsors and, previously, spent 20 years at UBS Investment Bank, most recently serving as its U.S. Head of Financial Sponsors. At RBC, Matthew is responsible for U.S. Investment Banking and managing RBC’s relationships with some of the largest and most active private equity firms in the world. Matthew serves on the firm’s Global Capital Markets and U.S. Regional Operating Committees and is a member of the firm’s Commitments Committee. In addition to co-chairing TEAK’s Board, Matthew is a David Rockefeller Fellow of the Partnership for New York City. He received a B.A from the University of Michigan. Matthew and his wife live in New York City with their two children.

  • Jared L. Horowitz (Treasurer)
    Vice Chairman
    Newmark
    Jared L. Horowitz (Treasurer)
    Vice Chairman

    Jared is a Vice Chairman at Newmark Group specializing in Tenant and Landlord representation. Prior to joining Newmark as an Executive Managing Director in 2013, he held a 12-year tenure with Cushman & Wakefield, where he was annually recognized as a top producer and received the top producing brokerage professional honor at his level in 2002, 2004, 2007, 2008 and 2011. Earlier in his career, he was named a “Rising Star” by Real Estate Weekly. Since joining Newmark nearly 10 years ago, Jared has been consistently ranked in the top 5% of all brokerage professionals nationally. Jared earned a B.S. in Marketing at Lehigh University and lives in New York City with his wife Ally and their two children.

  • Christopher Lanning (Secretary)
    Managing Director & General Counsel
    General Atlantic
    Christopher Lanning (Secretary)
    Managing Director & General Counsel

    Chris is a Managing Director and the Chief Legal Officer and General Counsel at General Atlantic. He also serves on the firm’s Executive Committee. He manages General Atlantic’s global legal operations, which includes oversight of investments and dispositions, capital partnering, tax planning, risk management, and compliance. Before joining General Atlantic in 2000, Chris was a corporate lawyer associated with Hunton & Williams and Paul, Weiss, Rifkind, Wharton & Garrison. He holds a B.A. with high distinction in History from the University of Virginia, and a J.D. from the University of Virginia School of Law. Chris joined the TEAK Board in 2012 and lives in Manhattan with his wife Shelly and their two children.

  • Caryn Seidman Becker
    Chairman & CEO
    CLEAR
    Caryn Seidman Becker
    Chairman & CEO

    Caryn Seidman Becker is the Chairman and CEO of CLEAR, the secure identity company. Over the past 13 years, she has grown CLEAR into a global, customer-obsessed brand serving 54 airports, over 17 million members and a growing list of B2B partners across the travel, health, sports and financial services industries. As CEO, Caryn has pursued her vision of using identity to create a more frictionless world, with an obsession on delivering an amazing customer experience. With over 4,000 full time employees across the United States, CLEAR is shaping the future of how we work, live and travel. 

     

    Prior to CLEAR, from 2002 to 2009, Caryn started and was the Managing Partner of Arience Capital, an over $1 billion value-oriented asset management firm focused on investing in companies across a broad spectrum of industries including consumer, technology, aerospace and defense and turnarounds. Prior to Arience Capital, she served as Managing Director at Iridian Asset Management, an investment advisor firm, and Assistant Vice President at Arnhold and S. Bleichroeder, an investment bank. 

     

    Caryn has served as a director of The Home Depot, Inc. (NYSE: HD), a home improvement retailer, since March 2022. She previously served as a director of Lemonade, Inc. (NYSE: LMND), an insurance company, from 2018 to June 2022, and a director and member of the audit committee of CME Group, Inc. (NASDAQ: CME), a public financial market company, from 2009 to 2012. 

     

    In 2004, Caryn created the Happy Elephant Foundation which supports education, child wellness, and the New York City community. Caryn is an active member of the community and sits on the Board of Trustees for the Partnership for New York City and is a Board Member of New York-Presbyterian Hospital, the 9/11 Memorial & Museum and previously The School for Ethics and Global Leadership. 

     

    She holds a Bachelor of Science degree in Political Science from the University of Michigan.

  • Jonathan Bilzin
    Co-CEO
    TowerBrook Capital Partners
    Jonathan Bilzin
    Co-CEO

    Jonathan is Co-CEO of TowerBrook Capital Partners, Co-Chair of its Portfolio Committee, and a member of the Management Committee. Previously, Jonathan was a Managing Director at Soros Private Equity and a member of the Principal Investment Area and Real Estate Principal Investment Area of Goldman Sachs in New York. Jonathan earned a B.B.A. from the University of Michigan and received his M.B.A. from the Stanford Graduate School of Business.

  • Corey Blay
    Chief Executive Officer
    Corey Blay
    Chief Executive Officer

    Corey Blay joined TEAK as its CEO in February of 2026, bringing more than two decades of leadership experience in education, organizational development, community engagement, and policy. His career spans roles as a middle school teacher, university administrator, nonprofit founder, private school head, consultant, and adjunct professor. In each role, Blay has been dedicated to building inclusive, mission-driven organizations that help young people reach their highest potential.

    Blay holds dual master’s degrees from New York University, an MBA from the Stern School of Business and an MPA from the Wagner School of Public Service, and a bachelor’s degree from the University of Chicago. He currently serves as Senior Director of Pathways Strategy, Implementation, and Outreach at NYU and previously served as Head of School at Manhattan Country School. Blay serves on the Board of Trustees of NYAIS and the NHL Foundation.

     

  • Jason L. Caldwell
    Director of Admissions
    Horace Mann School
    Jason L. Caldwell
    Director of Admissions

    Jason has been in the independent school admissions field for over 20 years, previously serving as the Director of Middle and Upper School Admissions at the Packer Collegiate Institute in Brooklyn and currently as the Director of Nursery – 12th grade Admissions at his Alma Mater, Horace Mann School in Bronx, New York. Previously, Jason served on the Breakthrough New York Board (Formerly Summerbridge) for nine years and the Board of Artworks for Youth, a South African based enrichment program for students, for three years. Jason began his career as the Regional Admissions Dean for the Mid-Atlantic at Swarthmore College. In addition to his work in education, Jason is a screenwriter with a handful of television projects in development. Jason lives in the Riverdale section of the Bronx with his wife, Demetra and daughters, Cameron and Alexis.

  • Michael DeFlorio
    CEO
    Harvest Partners
    Michael DeFlorio
    CEO

    Mike is a member of the Private Equity investment team at Harvest Partners, a private equity firm with over 40 years of experience investing in middle-market companies and partnering with high-quality management teams to acquire and build growing businesses. Mike joined Harvest in 2003. Previously, he was a Partner at J. H. Whitney & Co. where he completed private equity transactions in a number of sectors including general industrial, business services and healthcare. Before Whitney, Mike held positions at American Industrial Partners where he focused on acquiring middle market manufacturing businesses, and Donaldson, Lufkin & Jenrette in corporate finance. Mike has a B.S. in Economics from The Wharton School of the University of Pennsylvania and an MBA from Harvard Business School.

  • Andrew Ferrer
    Managing Director
    General Atlantic
    Andrew Ferrer
    Managing Director

    Andrew is a Managing Director at General Atlantic, focusing on investments in the Consumer sector. Prior to joining General Atlantic in 2014, Andrew worked at Sycamore Partners, Warburg Pincus and Berkshire Partners, where he also focused primarily on consumer investments. Andrew started his career in the Private Equity Group at Goldman Sachs. Andrew holds an A.B. from Princeton University’s School of Public and International Affairs and an M.B.A. from Harvard Business School. Andrew lives with his wife Sophie and three children in Brooklyn. He joined the TEAK Board in 2021.

  • Jacqueline Garavente
    Investment Team
    Berkshire Hathaway
    Jacqueline Garavente
    Investment Team

    Jacqueline is a senior member of the investment team at Berkshire Hathaway. In addition, she sits on the executive leadership team of Geico insurance company. Before joining Berkshire Hathaway, Jacqueline was a member of Union Square Ventures' Investment Team after serving as the Latin America Desk Lead at Dataminr,Inc. and as an early member on IBM's Watson project. Jacqueline is a member of the board of directors of Special Friends Foundation, a 501 c-3 dedicated to helping adults with disabilities find permanent housing. Jacqueline graduated magna cum laude from New York University with a dual degree in Economics and African Studies.

  • John Green
    Partner
    RG175 Search Consultants
    John Green
    Partner

    John is a Search Consultant at RG175, a leadership and governance consulting firm for independent schools all over the country, and international schools around the world. Previously, John served as TEAK’s Executive Director for six years. Under John’s Leadership, TEAK developed and funded a strategic plan to grow the Fellowship by 50% over a ten year period. 

     

    Prior to TEAK, John worked for 32 years at independent boarding schools Fessenden School, Western Reserve Academy, St. Paul's School, and Peddie School. At Fessenden, Western Reserve, and St. Paul's, John played nearly every conceivable role in a residential school, including teacher, coach, dormitory supervisor, department head, director of college counseling, director of admissions, and dean of faculty.

    In 2001, John was appointed to serve as head of school at Peddie in Hightstown, New Jersey, and retired from Peddie in 2013. During his twelve years of leadership, John conceived and executed two strategic plans that resulted in a new Science Center, History House, and Athletic Center, a 65% increase in the number of applicants as well as a 12% increase in selectivity, innovative programming including the establishment of sister-schools in Shanghai, China and New Delhi, India, and significant advancement of the financial foundation of the institution.

     

    John served as a trustee at Choate-Rosemary Hall School, Cardinal Spellman High School, Trenton Community Charter School, American Boychoir School, Beech Hill Middle School, and New Jersey Association of Independent Schools. John earned his B.A. from Wesleyan University and his M.Ed. from Harvard University.

  • Jared S. Hendricks
    Senior Managing Director
    Centerbridge
    Jared S. Hendricks
    Senior Managing Director

    Jared is a Senior Managing Director at Centerbridge, where he focuses on investments in the Technology, Media & Telecom sector. Prior to joining Centerbridge in 2016, Jared was an Associate at Silver Lake Partners, a private equity firm focused on investments in technology and related growth companies operating at scale. Previously, Jared was an Investment Banking Analyst within the Global Industrial and Services Group at Credit Suisse First Boston. Jared graduated summa cum laude with a B.S. from Wharton School of the University of Pennsylvania. Jared serves on the Boards of Directors of Acoustic, L.P., Computer Services, Inc. (CSI), Netwrix Corporation, Precisely and Speedcast Holdings LLC.

  • Amy Hong
    Managing Director
    Goldman Sachs
    Amy Hong
    Managing Director

    Amy is a Managing Director at Goldman Sachs & Co. LLC and is the head of Market Structure and Strategic Partnerships for the Global Markets Division. She is responsible for cross-asset strategic business development efforts and her areas of focus include market  infrastructures, systemic and operational risks and digitization. Amy was named to Fortune magazine’s 40 Under 40 list in Finance in 2020. Before joining Goldman Sachs in 2006, Amy worked in Global Credit Trading. Amy serves on the US Commodity Futures Trading Commission's Global Markets Advisory  Committee and Market Risk Advisory Committee, the boards of the International Swaps and  Derivatives Association (ISDA), Long-Term Stock Exchange (LTSE), and ICE Clear Credit, and  the risk committees of ICE Clear Credit and ICE Clear Europe on behalf of the firm. Amy earned a B.A. from Bucknell University and M.B.A. from Columbia University, and was awarded the George E. Doty Global Master’s Degree Fellowship.

  • Kim Koopersmith
    Chairperson Emeritus
    Akin Gump Strauss Hauer & Feld LLP
    Kim Koopersmith
    Chairperson Emeritus

    Kim served as the chairperson of Akin, Gump, Strauss, Hauer & Feld LLP for 12 years, guiding the strategic direction of Akin and leading the firm’s management committee. Throughout her career, Kim has been a pioneer in efforts to enhance diversity and inclusion and attract the best talent to the profession. Under Kim’s leadership, in 2020, Akin earned Mansfield 3.0 Certified Plus certification for its success in promoting women, lawyers of color, LGBTQ+ lawyers and lawyers with disabilities into leading roles at the firm. Kim also spearheaded Akin's efforts to join with other firms in launching the Law Firm Antiracism Alliance. Kim earned her J.D. at Fordham University School of Law and her B.A. at the University of Pennsylvania, cum laude.

  • Christina Seda-Acosta
    Corporate Counsel
    Jazz Pharmaceuticals
    Christina Seda-Acosta
    Corporate Counsel

    Christina is Litigation Corporate Counsel at Jazz Pharmaceuticals and a member of TEAK Class 2. Previously, Christina was Counsel in Patterson Belknap Webb & Tyler’s Litigation department. Christine was the Firm’s 2016 Diversity Fellow, 2022 Pathfinder for the Leadership Council of Legal Diversity, and a member of the Diversity and Cybersecurity Committees. Christina also received a New York County Lawyers Association 2023 Pro Bono Award in connection with her pro bono work at the Firm. Prior to joining PBWT, Christina clerked for Judge Nelson Roman in the Southern District of New York. From 2014 through 2016, she served as a litigation associate at Paul Weiss. Christina completed her B.A. at Trinity College and earned a J.D. from Yale Law School. At YLS, Christina was a Co-Director of the Advocacy for Children & Youth Clinic, and Vice President of the Black Law Student’s Association. 

  • Ashley N. Serrao
    Managing Director, Head of Treasury, FP&A and Investor Relations
    Tradeweb Markets
    Ashley N. Serrao
    Managing Director, Head of Treasury, FP&A and Investor Relations

    Ashley Neil Serrao is Managing Director, Head of Treasury, FP&A and Investor Relations at Tradeweb Markets, and is a member of the Executive Committee. He oversees Tradeweb’s budgeting, strategic financial planning, treasury, capital management, ESG effort, and investor communications. He is currently Co-Chair of the firm’s Diversity, Equity & Inclusion Committee and Chair of the ESG Steering Committee. In addition, he serves as a member of Tradeweb’s Risk and Investment Advisory Committees. He is a Board member of Tradeweb LLC and Dealerweb Inc.

    Ashley joined Tradeweb in 2017 as a Director in Corporate Development and led North American M&A and strategy. He played an instrumental role in driving Tradeweb’s 2019 IPO and building the firm’s first investor relations effort. Prior to joining Tradeweb, Ashley was an equity research analyst at Credit Suisse. There he was recognized for his coverage of Brokers, Exchanges and Asset Managers by Institutional Investor, Thomson Reuters/Starmine, and by Bloomberg as one of America's Best Analysts in 2014.

    Ashley has been recognized by Business Insider as one of Wall Street’s 25 Rising Stars in 2019 and NIRI and Extel for excellence in investor relations in 2022 and 2024. He graduated with a BA in Economics, summa cum laude from Bates College, where he was elected to the Phi Beta Kappa and Sigma Xi societies. He is a CFA and CMA charter holder.

  • Alex Sloane
    Managing Partner & Co-Founder
    Garnett Station Partners
    Alex Sloane
    Managing Partner & Co-Founder

    Alex is a Managing Partner and Co-Founder of Garnett Station Partners, a principal investment firm with over $2 billion of Assets Under Management. Prior to GSP, Alex worked in private equity at Apollo Global Management, where he focused on transactions in the industrials, business services, gaming and real estate sectors. Prior to Apollo, Alex worked at Goldman Sachs in the firm’s Industrials Investment Banking Group. Alex is a Trustee of the Heckscher Foundation for Children and America Needs You. Alex received an M.B.A. with Honors from Harvard Business School and a A.B. with Honors in Government and Economics from Harvard College.

  • Ehren Stenzler
    Co-Founder & Managing Partner
    LionTree
    Ehren Stenzler
    Co-Founder & Managing Partner

    Ehren is the Co-Founder and Managing Partner at LionTree, an independent investment and merchant banking firm, with a focus on media, technology, telecommunications and the broader digital economy. Prior to co-founding LionTree in 2012, Ehren served as Co-Head of US Mergers & Acquisitions at UBS, where his role also included overseeing the UBS Fairness Opinion Committee. In his 10 years at UBS, Ehren also served as Deputy Head of US M&A and Head of Technology, Media and Telecommunications M&A. Ehren worked at Continuum Group Limited and Donaldson, Lufkin and Jenrette prior to UBS. Ehren is a member of the Board of Directors of Child Mind Institute. He graduated with a BS in Economics from The Wharton School at the University of Pennsylvania. Ehren lives in New York City with his wife and three children.

  • Judson Traphagen
    Partner
    Plough Penny Partners
    Judson Traphagen
    Partner

    Jud is a private investor and partner at Plough Penny Partners. Prior to joining Plough Penny, he worked from 1989 until 1998 at Japonica Partners, an investment firm run by Paul Kazarian. He received a B.A. in History from Denison University in 1989 and an M.B.A. from Columbia Business School in 1994. Jud is on the board of trustees at Lang Center for Entrepreneurship at Columbia Business School, Eaglebrook School, and The Teak Fellowship.

  • Adam Weinstein
    Partner
    Sidley Austin LLP
    Adam Weinstein
    Partner

    Adam is a Partner at Sidley Austin LP, representing large-cap and middle-market private equity funds and their portfolio companies in leveraged acquisitions, mergers, strategic investments, growth financings and similar transactions. For the last 20-plus years, Adam has served as a trusted adviser to a mega-cap private equity fund and its affiliates and portfolio companies in many of its complex, global leveraged buyout/carve-out transactions and public company acquisitions. Adam is recommended in The Legal 500 U.S. 2017–2018 for M&A: Middle-Market. Adam earned a J.D. at Fordham University School of Law and a B.S. in Economics at Cornell University.

  • Susan Weiss
    Managing Director
    Blackstone
    Susan Weiss
    Managing Director

    Susan is a Managing Director at Blackstone. Previously, she was Director in the Financial Sponsors Group within the Investment Banking Division at Credit Suisse. Prior to joining Credit Suisse in 2013, Susan was in the Leveraged Finance Group at BMO Capital Markets. Susan started her career at Goldman Sachs in the Financing Group and graduated from Wellesley College in 2006 with a double major in Economics and Chinese Language and Literature. Susan joined TEAK's Next Generation Board in 2018 and served as Co-Chair from 2020 to 2023.

     

  • Marc Becker
    Chair Emeritus*
    *In Memoriam
    Marc Becker
    Chair Emeritus*

    Marc Becker is Senior Partner at Apollo Global Management and served as Chair of the TEAK Board of Directors from 2017-2022. Marc is a 25-year veteran of Apollo, Co-lead of Apollo Impact, and has overseen the Firm’s private equity efforts in the business services, transportation and; logistics, financial services, payments, real estate services, homebuilders, and building products industry verticals. Marc also sits on the investment committee for Apollo’s private equity division and chairs the investment committee for Apollo’s US and Asia real estate private equity division. He is a member of the firm's Citizenship steering committee. Marc has served on several boards of directors of companies backed by Apollo-managed funds, including his current position as Chair of the board of ADT Corporation. He has previously served on the board of directors of Sun Country Airlines, Realogy Corporation, Affinion Group Holdings, Inc., CEVA Holdings, LLC, Evertec Group, LLC, National Financial Partners, Novitex Holdings, Inc., Quality Distribution, Inc., Pacer International, Apollo Residential Mortgage, Inc., and SourceHOV Holdings Inc. 

     

    Marc chaired the board of Park Avenue Synagogue, and is a member of the University of Pennsylvania’s undergraduate financial aid leadership council. Before joining Apollo, Marc worked in the investment banking division of Smith Barney Inc. He is a graduate of the University of Pennsylvania’s Wharton School of Business, where he is a frequent guest lecturer.

  • Robert S. Kaplan
    Co-Founding Board Chair Emeritus
    Robert S. Kaplan
    Co-Founding Board Chair Emeritus

    Rob Kaplan is Vice Chairman of Goldman Sachs and a member of the Management Committee. Previously, Mr. Kaplan served as President and CEO of the Federal Reserve Bank of Dallas. Before joining the Fed, he was the Martin Marshall Professor of Management Practice and Senior Associate Dean at Harvard Business School (HBS).

     

    He joined the TEAK Board in 1998 as the first Chairman of the Board of Directors.  

     

    Mr. Kaplan is Chairman of Project ALS and Co-Chairman of the Draper Richards Kaplan Foundation. He is a board member of Harvard Medical School and St. Mark’s School of Texas, and is a member of the George W. Bush Institute’s Advisory Council. He is also an Advisory Board member of the Baker Institute. He serves on the Bipartisan Policy Center President’s Council and on the Board of Directors at The Holdsworth Center.

     

    Mr. Kaplan is the author of three books on leadership, and is also a graduate of the University of Kansas (1979) and Harvard Business School (1983). 

  • Justine Stamen Arrillaga
    Founder & Chair Emeritus
    The TEAK Fellowship
    Justine Stamen Arrillaga
    Founder & Chair Emeritus

    Justine Stamen Arrillaga is the Founder of The TEAK Fellowship. Justine served as Executive Director of The TEAK Fellowship from 1998 until 2006 and then as Board Co-Chair from 2006 until 2013, when she was appointed Chair Emeritus. She is a fourth generation Californian, raised in Los Angeles. In 1992, Justine graduated from Brown University and moved to New York City, where she began her work in nonprofit and was deeply moved by the life-changing potential of academic and personal enrichment programs for low-income youth. After serving as Assistant Director of the Tiger Foundation in Manhattan and Director of Summerbridge at Riverdale, an academic enrichment program in the Bronx, she founded The TEAK Fellowship in 1998. The tragic murders of both her childhood best friend, Teak Dyer, and one of her beloved students from the Bronx, DeWitt White, inspired her to create The TEAK Fellowship in their memory.

     

    Justine is a Trustee of ‘Iolani School in Honolulu; a Trustee Emeritus of StoryCorps, a national nonprofit that records, preserves, and shares the stories of Americans from all backgrounds; a member of the Provost’s Council at Brown University. She is an active volunteer with Cambodian Children’s Fund and the Hawaii Foodbank. Based in Hawaii with her family, Justine is also a practicing visual artist, represented by Art Dimensions Los Angeles. She enjoys hiking, pickleball and tennis and watching the TEAK Alums’ lives unfold in countless beautiful ways.