Alumni Associations

Columbia GSAPP Alumni Association


The Columbia GSAPP Alumni Association serves as a vital link between GSAPP alumni, the University, professional practice organizations, and current students. The GSAPP Alumni Association’s mission is:

  • To foster and facilitate cross collaboration between alumni of GSAPP’s various programs
  • To provide support and guidance to GSAPP in order to promote its image and standing within the academic and professional communities
  • To serve as an important fundraising vehicle to support GSAPP

Board Members

Gustavo Berenblum


Heidi Blau


Lori Apfel Cardeli


Jonie Fu


Hannia Gomez


Sara Hart


Tiffany Lau


Elizabeth Leber


Carol Loewenson


Deike Peters

MSUP '95

Joseph Peters


Sharon Sutton


Stephen Yablon


Hisham Youssef



Vice President, Global Real Estate, JPMorgan Chase

Sharon's career has spanned across banking, real-estate and architecture.  She currently manages JPMorgan Chase's real estate portfolio in Manhattan and in addition to her 8 years in architecture, where she participated in the design of 4 Times Square (among other projects), she has worked extensively in technology design and use in Investment Banking. Sharon holds a Master’s degree in architecture from Columbia University, an undergraduate degree in Fine Arts from Harvard University, and is a registered architect.


Currently, Mr. Peters is responsible for managing horizontal and vertical development projects at Universal Paragon Corp. His portfolio consists of  master planned projects of 14M sq ft across 700 acres.  His competencies draw from extensive experience in financial underwriting, urban planning, brownfield redevelopment, concept development, market analysis, and construction management. Joe’s list of completed projects include transit-oriented, adaptive re-use, public open space, and sustainable buildings. An active member of the Urban Land Institute, Mr. Peters holds a Masters of Science in Real Estate Development from Columbia University and resides in San Francisco, CA.


Principal, Berenblum Busch Architecture

Gustavo Berenblum is a Principal at Berenblum Busch Architecture, a design firm based in Miami focusing on high-quality architecture. Mr. Berenblum is a graduate from Columbia University and a nationally recognized architect leader in his field, with more than 20 years of experience in education, port, corporate, hospitality and residential projects worldwide. He has won numerous awards and his projects published extensively.


Partner, FXFOWLE

Heidi Blau focuses her architectural passion on making cultural icons relevant.  Through transformations of space and counterpoints of contemporary design, she creates new learning communities for students of all ages.


Architect at Anne Decker Architects, LLC

Mrs. Cardeli recently relocated to Maryland from New York and has experience in sustainable learning environments, high-end homes, and multi-family residential projects. She received a B.S. in Architecture from Washington University in St. Louis (2004) and an M.Arch from Columbia University, GSAPP (2007), where she serves as an inaugural member of the GSAPP Alumni Association Board and Co-Chair of its Alumni/Student + Careers Committee. As an active member of the AIA, she is a two-time presenter at National Convention and a participant in YAF Summit20.


Director of Urban Design, AECOM New York

Since graduating GSAPP, Jonie has been practicing architecture with a focus in urban design.  She lives in New York City with her husband and two children.


Architect; President, Fundación de la Memoria Urbana

Hannia studied Architecture at the FAU Universidad Central de Venezuela in Caracas and Urban Design at GSAPP Columbia University in New York City. A writer, curator and architecture and city critic, she is also the founder and Vice president of the Venezuelan Chapter of Docomomo. She has worked as Curator of Gio Ponti's Villa Planchart for many years, and is author of the books The ITALIAS of Caracas (2012), El Cerrito: Gio Ponti's masterpiece in Caracas (2009) and Gego, Architect (2007).


Senior Associate, Development & Capital Markets, Jamestown Properties

As a Senior Associate of Development & Capital Markets at Jamestown Properties, Tiffany is focused on the 17-building, 6.5 million square foot, 30-acre waterfront industrial and mixed-use redevelopment of Industry City, Brooklyn, into a new hub for manufacturing and innovation. Prior to joining Jamestown, she was an Assistant Vice President and Chief of Staff in the Asset Management Group of the New York City Economic Development Corporation. Tiffany earned a B.A. in Urban Design and Architecture from New York University, and a M.Sc. in Real Estate Development at Columbia University and is the current New York Co-Chair of Mission Advancement for the Urban Land Institute. She also sits on the ULI New York Management Committee, as well as the ULI Women's Leadership Initiative Steering Committee.


Partner, Beyer Blinder Belle

Elizabeth (Liz) Leber, M.Arch ’95, is a Partner at Beyer Blinder Belle Architects & Planners. Her particular expertise is adaptive reuse and planning projects for educational and institutional clients.


Partner, Mitchell/Giurgola Architects, LLP

Carol Loewenson, a partner at Mitchell/Giurgola Arhitects, LLP, earned a Bachelor of Arts degree from Barnard College and a Master of Architecture degree from Columbia University. Her expertise ranges from highly technical buildings to the complexities of renovations to the intricacies of work in both the private and public sector.  Ms. Loewenson's interests include the urban environment, historic preservation, and the development of new structures within both of these contexts.


Professor of Architecture and Urban Design
Adjunct Professor of Landscape Architecture
Adjunct Professor of Social Work
Director of the Center for Environment Education and Design Studies
The University of Washington

With five academic degrees, Sharon has been a professional musician, an artist, and a practicing architect; she is now an architecture educator but works with students in many different disciplines. The author of numerous scholarly and popular publications, including The Paradox of Urban Space (Palgrave Macmillan, 2011), Sharon's interwoven teaching, research, and service seeks to engage students, faculty, and disenfranchised communities in a collaborative transformation of the socio-spatial environment.


Chief Architect, Cloud Communications
Co-Director Architecture Online Lab & Adjunct Professor, Columbia GSAPP
Partner, Therrien-Barley

Trained initially as a computer engineer, and later as an architect, Troy has worked as a creative technologist for Bruce Mau Design, as a research assistant in a human-computer interaction laboratory, and as an architect in New York, Paris and London. He is currently Chief Architect, Cloud Communication Software at Columbia University’s Graduate School of Architecture, Planning and Preservation, where he received his MArch degree, earning the American Institute of Architects medal, the Goodman scholarship from the Temple Hoyne Buell Center, and the Kinne traveling prize. Also a graduate of the Architectural Association with an MA in Histories and Theories of architecture supported by the J.B.C. Watkins Prize awarded by the Canadian Council for the Arts, as a critic he has been published in Hunch, Volume, San Rocco and other journals, has contributed to books, curated exhibitions at MoMA/P.S.1, the Canadian Centre for Architecture and elsewhere, and lectured publicly at Columbia University. Troy holds a BASc. in computer engineering from the University of British Columbia, where he was an Academic All-Canadian football player and a National Science and Engineering Research Council Scholarship recipient for computational mathematics. He currently sits on the board of the Columbia University GSAPP Alumni Association.


Principal, Stephen Yablon Architect PLLC

Stephen Yablon is founder of Stephen Yablon Architect, a New York City based firm known for contemporary architecture attuned to identity and place. The firm has been extensively recognized for a wide range of projects for institutional, public, and private clients including Columbia University, the City of New York, SONY, and NYU Langone Medical Center.


Principal, RTKL Shanghai

Hisham is an accomplished and well-rounded design professional. He worked at several renowned international design practices leading projects in the US, Asia and the Middle East. Currently Hisham is based in Shanghai, where he is responsible for building and leading RTKL's workplace architecture and interiors practice in Asia. Hisham is a board director of AIA Middle East chapter, and is on the Executive Committee for AIA Shanghai.

Columbia MS.RED Alumni Council


The Columbia RED Alumni Association, under the umbrella of the Columbia GSAPP Alumni Association, serves as a vital link between the Real Estate Development Program alumni, real estate professionals and organizations, current students, and the alumni of other GSAPP programs. The Association has a three-part mission:

  • To provide a forum in which alumni and affiliates can network and interact for business, social, employment and educational opportunities.
  • To provide support and guidance to the Masters in Real Estate Development Program in order to promote its image and standing within the academic and business communities.
  • To serve as an important fundraising vehicle to support the Masters in Real Estate Development Program.

Council Members

Cynthia Moses-Manocherian


Michael Chen

Maria Karageorgou

David Mackay

Dana Stone

Justin Toal

David Walsh


Principal, Asilomar Co. LLC

Adam C. Aasen is a Principal in a California-based real estate private equity firm that targets value-add and opportunistic commercial and residential investment and development opportunities throughout the United States.


The Hudson Companies, Senior Project Manager

Debbie Bhatt has been working in real estate development and consulting since 2001.  Prior to joining The Hudson Companies, Debbie was a Project Manager at Forest City Ratner Companies and a consultant at HR&A Advisors, and a Project Manager at the New York City Department of Housing Preservation at Development.  She completed her undergraduate studies at Brown University.


Senior Managing Director, HFF, LP (Holliday Fenoglio Fowler)

Mr. Cruz is a Senior Managing Director in the New Jersey office of HFF (Holliday Fenoglio Fowler) with over 21 years of experience in commercial real estate. He specializes in investment sales in New Jersey, New York State and Connecticut.  Over the course of his career, Mr. Cruz has been involved in over $18.4 billion of office, industrial, retail, multi-housing and land sales.


Managing Director, Centerline Capital Group

Mr. Gillespie is responsible for leading the production efforts and expansion of Centerline’s affordable housing debt platform.  Mr. Gillespie has more than 17 years of experience in the development, acquisition and finance of multifamily housing.


Senior Project Manager, Advance Realty

Monika Majewska, who joined Advance Realty in 2004, is Senior Project Manager for the Development Divison. In this role, she is responsible for financial analysis and underwriting of the Company’s commercial, residential and mixed-use development projects. Additionally she manages budgeting, forecasting and project cash flows, as well as coordinating land entitlements for the New Jersey Region’s development projects.