David Piscuskas, FAIA, LEED AP, Founding Principal

David Piscuskas, FAIA, LEED AP, co-founded 1100 Architect in 1983. He believes well-designed, functional, and astute architecture can act as a powerful catalyst of inspiration, change, and growth. Following these beliefs, he has completed several award-winning buildings, including the University of Pennsylvania’s Perry World House (Philadelphia), the Little Red School House and Elisabeth Irwin High School (New York), and the Irish Hunger Memorial (New York).

David served as the 2017 President of AIA New York Chapter. He received a Bachelor of Arts degree in Art from Brown University in 1979 and a Master of Architecture degree from UCLA in 1982. David is an NCARB Certificate Holder, Member of the Chamber of Architects in the State of Hessen, and is a Fellow of the American Institute of Architects (FAIA).

David Piscuskas, FAIA, LEED AP, Founding Principal

David Piscuskas, FAIA, LEED AP, co-founded 1100 Architect in 1983. He believes well-designed, functional, and astute architecture can act as a powerful catalyst of inspiration, change, and growth. Following these beliefs, he has completed several award-winning buildings, including the University of Pennsylvania’s Perry World House (Philadelphia), the Little Red School House and Elisabeth Irwin High School (New York), and the Irish Hunger Memorial (New York).

David served as the 2017 President of AIA New York Chapter. He received a Bachelor of Arts degree in Art from Brown University in 1979 and a Master of Architecture degree from UCLA in 1982. David is an NCARB Certificate Holder, Member of the Chamber of Architects in the State of Hessen, and is a Fellow of the American Institute of Architects (FAIA).

Juergen Riehm, FAIA, BDA, Founding Principal

Juergen Riehm, FAIA, BDA, is a co-founder of 1100 Architect. He believes in architecture as the all-encompassing art form, capable of affecting and portraying all facets of life and nature through an honest and timeless expression. Juergen has guided the firm in a number of recognized projects, including the Riverside Health Center (New York), the Queens Central Library: Children’s Library Discovery Center, and the New York Public Library, Battery Park City branch.

Juergen received a Diploma in Architecture from FH Rheinland-Pfalz in 1977 and his Post-Graduate Architecture Degree from the Städelschule Academy of Fine Arts in 1982, where he currently serves on the alumni foundation’s advisory board. He is a Fellow of the American Institute of Architects (FAIA), Member of the Chamber of Architects in the State of Hessen, and a member of the Bund Deutscher Architekten (BDA).

Juergen Riehm, FAIA, BDA, Founding Principal

Juergen Riehm, FAIA, BDA, is a co-founder of 1100 Architect. He believes in architecture as the all-encompassing art form, capable of affecting and portraying all facets of life and nature through an honest and timeless expression. Juergen has guided the firm in a number of recognized projects, including the Riverside Health Center (New York), the Queens Central Library: Children’s Library Discovery Center, and the New York Public Library, Battery Park City branch.

Juergen received a Diploma in Architecture from FH Rheinland-Pfalz in 1977 and his Post-Graduate Architecture Degree from the Städelschule Academy of Fine Arts in 1982, where he currently serves on the alumni foundation’s advisory board. He is a Fellow of the American Institute of Architects (FAIA), Member of the Chamber of Architects in the State of Hessen, and a member of the Bund Deutscher Architekten (BDA).

Gwendolyn Conners, AIA, Principal

Gwendolyn Conners, AIA, has over 30 years of experience designing a variety of institutional, commercial, and residential projects throughout the United States and Asia. Since joining the firm in 2008, Gwen has led high-end residential projects as well as transformative renovations for institutions including the Dalton School, the Berkeley Carroll School, and Brooklyn Friends School. She has been a guest critic at Williams College, Parsons School of Design, New York Institute of Technology, and Columbia University. She received a Bachelor of Arts in Architecture from the University of Washington in 1983 and a Master of Architecture from Columbia University in 1987. She currently serves as co-chair of the AIANY Architecture for Education Committee. Gwen is licensed to practice architecture in New York State and is a member of the American Institute of Architects.

Gwendolyn Conners, AIA, Principal

Gwendolyn Conners, AIA, has over 30 years of experience designing a variety of institutional, commercial, and residential projects throughout the United States and Asia. Since joining the firm in 2008, Gwen has led high-end residential projects as well as transformative renovations for institutions including the Dalton School, the Berkeley Carroll School, and Brooklyn Friends School. She has been a guest critic at Williams College, Parsons School of Design, New York Institute of Technology, and Columbia University. She received a Bachelor of Arts in Architecture from the University of Washington in 1983 and a Master of Architecture from Columbia University in 1987. She currently serves as co-chair of the AIANY Architecture for Education Committee. Gwen is licensed to practice architecture in New York State and is a member of the American Institute of Architects.

Ed Parker, AIA, Principal

As a Principal of 1100 Architect, Ed Parker, AIA, has designed and managed projects spanning a wide range of scale, typology, and complexity. From award-winning residences to academic buildings on Ivy League campuses and LEED Gold certified commercial interiors, Ed embodies the ethos of 1100 Architect in his work. Throughout his career, Ed has contributed to successful projects, cultivated a deep understanding of craft, and developed a strong technical foundation in façade design. Ed received his Bachelor of Architecture with Honors from Carnegie Mellon University in 2003. He is licensed to practice architecture in New York State and is a member of the American Institute of Architects.

Ed Parker, AIA, Principal

As a Principal of 1100 Architect, Ed Parker, AIA, has designed and managed projects spanning a wide range of scale, typology, and complexity. From award-winning residences to academic buildings on Ivy League campuses and LEED Gold certified commercial interiors, Ed embodies the ethos of 1100 Architect in his work. Throughout his career, Ed has contributed to successful projects, cultivated a deep understanding of craft, and developed a strong technical foundation in façade design. Ed received his Bachelor of Architecture with Honors from Carnegie Mellon University in 2003. He is licensed to practice architecture in New York State and is a member of the American Institute of Architects.

Gunter Weyrich, Dipl. Ing. Architekt, BDA, Principal, Director, Frankfurt Office

Gunter Weyrich, Dipl. Ing. Architekt, BDA, directs the Frankfurt office of 1100 Architect. In that role, he leads a range of large-scale architectural projects, including the reconstruction and expansion of the stadium and team headquarters for German soccer club SV Darmstadt 98, a renovation of the landmarked Hessian State Chancellery, in Wiesbaden, and the mixed-use housing development Main: East Side Lofts.

He received his diploma from the Technical University of Kaiserslautern, Germany and is a member of the Hessian Chamber of Architects as well as the Association of German Architects (Bund deutscher Architekten).

Gunter Weyrich, Dipl. Ing. Architekt, BDA, Principal, Director, Frankfurt Office

Gunter Weyrich, Dipl. Ing. Architekt, BDA, directs the Frankfurt office of 1100 Architect. In that role, he leads a range of large-scale architectural projects, including the reconstruction and expansion of the stadium and team headquarters for German soccer club SV Darmstadt 98, a renovation of the landmarked Hessian State Chancellery, in Wiesbaden, and the mixed-use housing development Main: East Side Lofts.

He received his diploma from the Technical University of Kaiserslautern, Germany and is a member of the Hessian Chamber of Architects as well as the Association of German Architects (Bund deutscher Architekten).

Dwight Clark, RA, Associate Principal

Dwight Clark, RA, brings over 20 years of architectural design and project management experience to 1100 Architect. In his work with the Department of State, Dwight oversaw the design and construction of multiple office buildings and departmental headquarters. Many of these workspace projects included areas for walk-up interactions associated with a service center for visitors and staff alike. Dwight holds a Master of Architecture from Catholic University of America and a Bachelor of Arts from the University of Pittsburgh. He is a licensed architect in Washington, D.C.

Dwight Clark, RA, Associate Principal

Dwight Clark, RA, brings over 20 years of architectural design and project management experience to 1100 Architect. In his work with the Department of State, Dwight oversaw the design and construction of multiple office buildings and departmental headquarters. Many of these workspace projects included areas for walk-up interactions associated with a service center for visitors and staff alike. Dwight holds a Master of Architecture from Catholic University of America and a Bachelor of Arts from the University of Pittsburgh. He is a licensed architect in Washington, D.C.

Betty Gonzalez, Business Director

As 1100 Architect’s Business Director, Betty Gonzalez oversees the company’s operations, finance, and human resources. With over two decades of business leadership experience, including more than ten with 1100 Architect, she brings an exacting focus on performance and delivery. Fluent in Spanish, she holds a B.A. in Business Administration from the University of Miami.

Betty also leads the firm’s interior design studio, working with 1100 Architect’s clients and project teams to create to cohesive environments, inside and out. In this capacity, she has delivered a distinguished series of bespoke residential interiors.

Betty Gonzalez, Business Director

As 1100 Architect’s Business Director, Betty Gonzalez oversees the company’s operations, finance, and human resources. With over two decades of business leadership experience, including more than ten with 1100 Architect, she brings an exacting focus on performance and delivery. Fluent in Spanish, she holds a B.A. in Business Administration from the University of Miami.

Betty also leads the firm’s interior design studio, working with 1100 Architect’s clients and project teams to create to cohesive environments, inside and out. In this capacity, she has delivered a distinguished series of bespoke residential interiors.

Alice Chan, Operations Manager and Facilities Security Officer

As 1100 Architect’s Operations Manager and Facilities Security Officer, Alice Chan oversees firm operations, long term planning, and the support of upper management. She brings over 20 years of experience managing operations for architectural and engineering firms.

Alice Chan, Operations Manager and Facilities Security Officer

As 1100 Architect’s Operations Manager and Facilities Security Officer, Alice Chan oversees firm operations, long term planning, and the support of upper management. She brings over 20 years of experience managing operations for architectural and engineering firms.

Jean-Cédric de Foy, AIA, ARB, LEED AP, Senior Associate

Jean-Cédric de Foy, AIA, ARB, LEED AP, is well-versed in delivering projects of varying typologies and scale, ranging from a 650,000 SF civic building to a 3,000 SF private residence. He is recognized for his strong project management skills, personal client relationships, and thoughtful designs. Jean-Cédric believes that architecture has a significant impact on its users and that designs incorporating detailed knowledge of the end use, context, space, and daylight will result in buildings that are purposeful, engaging, and thoughtfully surprising. Jean-Cédric received a Diploma in Architecture from the Bartlett School of Architecture, University College London and a Bachelor of Science in Architectural Studies from the University of Strathclyde in Glasgow.

Jean-Cédric de Foy, AIA, ARB, LEED AP, Senior Associate

Jean-Cédric de Foy, AIA, ARB, LEED AP, is well-versed in delivering projects of varying typologies and scale, ranging from a 650,000 SF civic building to a 3,000 SF private residence. He is recognized for his strong project management skills, personal client relationships, and thoughtful designs. Jean-Cédric believes that architecture has a significant impact on its users and that designs incorporating detailed knowledge of the end use, context, space, and daylight will result in buildings that are purposeful, engaging, and thoughtfully surprising. Jean-Cédric received a Diploma in Architecture from the Bartlett School of Architecture, University College London and a Bachelor of Science in Architectural Studies from the University of Strathclyde in Glasgow.

Ida Tam, RA, Senior Associate

Ida Tam, RA, is a registered architect with over 12 years of experience working on civic, residential, and commercial projects in the United States and internationally. Since joining 1100 Architect in 2013, Ida has managed the design and construction administration for several key projects, including Perry World House, the House in Wellesley, and the House on the Outer Beach. Ida received a Masters of Architecture degree from Cornell University in 2012 and a Bachelor of Architecture from the University of Nottingham. She has served as a Design Review Critic at Columbia University, Pratt Institute, and Parsons School of Design.

Ida Tam, RA, Senior Associate

Ida Tam, RA, is a registered architect with over 12 years of experience working on civic, residential, and commercial projects in the United States and internationally. Since joining 1100 Architect in 2013, Ida has managed the design and construction administration for several key projects, including Perry World House, the House in Wellesley, and the House on the Outer Beach. Ida received a Masters of Architecture degree from Cornell University in 2012 and a Bachelor of Architecture from the University of Nottingham. She has served as a Design Review Critic at Columbia University, Pratt Institute, and Parsons School of Design.

Anca Vasiliu, RA, Senior Associate

Anca Vasiliu is a registered architect with over 15 years of experience managing the design and delivery of projects around the world. Anca currently oversees numerous projects for the NYC Department of Parks & Recreation and the NYC Department of Health & Mental Hygiene. In addition to professional practice, she has taught design at the State University of New York at Buffalo, and she has served as a critic at the New York Institute of Technology, New Jersey Institute of Technology, and the Cooper Union. Anca received a Master of Architecture degree from Princeton University in 2007 and a Bachelor of Architecture from the Cooper Union in 2001. She is licensed to practice in New York and is NCARB certified.

Anca Vasiliu, RA, Senior Associate

Anca Vasiliu is a registered architect with over 15 years of experience managing the design and delivery of projects around the world. Anca currently oversees numerous projects for the NYC Department of Parks & Recreation and the NYC Department of Health & Mental Hygiene. In addition to professional practice, she has taught design at the State University of New York at Buffalo, and she has served as a critic at the New York Institute of Technology, New Jersey Institute of Technology, and the Cooper Union. Anca received a Master of Architecture degree from Princeton University in 2007 and a Bachelor of Architecture from the Cooper Union in 2001. She is licensed to practice in New York and is NCARB certified.

Julia Brooks, AIA, Associate

Julia Brooks, AIA, is a registered architect with more than five years of experience in all phases of design. Since joining 1100 Architect in 2017, she has contributed to the design of numerous residential, workspace, and institutional projects for clients in New York, New Jersey, Connecticut, and Massachusetts. She is a member of the American Institute of Architects and a LEED Green Associate. Julia received a Bachelor of Architecture from the Pennsylvania State University in 2015.

Julia Brooks, AIA, Associate

Julia Brooks, AIA, is a registered architect with more than five years of experience in all phases of design. Since joining 1100 Architect in 2017, she has contributed to the design of numerous residential, workspace, and institutional projects for clients in New York, New Jersey, Connecticut, and Massachusetts. She is a member of the American Institute of Architects and a LEED Green Associate. Julia received a Bachelor of Architecture from the Pennsylvania State University in 2015.

Michael Fierle, AIA, Associate

Michael Fierle, AIA, has more than eight years of experience designing and managing projects of various types and scales. Since joining 1100 Architect in 2017, Michael has provided project management for work with Columbia University, NYU Langone Health, Princeton University, and the U.S. Department of State. Michael received a Bachelor of Architecture Degree from Drexel University in 2012. He is a registered architect in Pennsylvania, a member of the American Institute of Architects, and is NCARB certified.

Michael Fierle, AIA, Associate

Michael Fierle, AIA, has more than eight years of experience designing and managing projects of various types and scales. Since joining 1100 Architect in 2017, Michael has provided project management for work with Columbia University, NYU Langone Health, Princeton University, and the U.S. Department of State. Michael received a Bachelor of Architecture Degree from Drexel University in 2012. He is a registered architect in Pennsylvania, a member of the American Institute of Architects, and is NCARB certified.

Harris Mazur, AIA, Associate

Harris Mazur, AIA, joined 1100 Architect in 2015. A registered architect, he has contributed to numerous civic, commercial, and residential projects, including work for NYC Parks, the NYC Department of Health & Mental Hygiene, and several private clients. He is a member of the 1100 Architect Revit Committee and the former Community Outreach Chair for Emerging New York Architects (ENYA). He is a member of the American Institute of Architects and a LEED Green Associate. Harris completed the CIEE Global Architecture Program at IAAC in Barcelona in 2014 and received a Bachelor of Architecture with College and University Honors from Carnegie Melon University in 2015.

Harris Mazur, AIA, Associate

Harris Mazur, AIA, joined 1100 Architect in 2015. A registered architect, he has contributed to numerous civic, commercial, and residential projects, including work for NYC Parks, the NYC Department of Health & Mental Hygiene, and several private clients. He is a member of the 1100 Architect Revit Committee and the former Community Outreach Chair for Emerging New York Architects (ENYA). He is a member of the American Institute of Architects and a LEED Green Associate. Harris completed the CIEE Global Architecture Program at IAAC in Barcelona in 2014 and received a Bachelor of Architecture with College and University Honors from Carnegie Melon University in 2015.

Antonia Wai, RA, Associate

Antonia Wai is a registered architect with more than eight years of experience. Since joining 1100 Architect in 2017, she has served as an architect on projects including Germantown Academy, The Dalton School, Brooklyn Friend School, and several NYC Parks facilities. Antonia received a Bachelor of Architecture from Rice University in 2011.

Antonia Wai, RA, Associate

Antonia Wai is a registered architect with more than eight years of experience. Since joining 1100 Architect in 2017, she has served as an architect on projects including Germantown Academy, The Dalton School, Brooklyn Friend School, and several NYC Parks facilities. Antonia received a Bachelor of Architecture from Rice University in 2011.

Susanne Milne, MAA, Principal, In Memoriam

Susanne Milne, MAA, was an integral member of our leadership team, serving as Principal since 2015. She led design and delivery for many of 1100’s most high-profile projects, including Main: East Side Lofts, the House in Wellesley, and a roster of commercial workspaces around the world. An insightful mentor, Susanne was fiercely committed not only to 1100’s studio, but also to the architectural profession.

Susanne Milne, MAA, Principal, In Memoriam

Susanne Milne, MAA, was an integral member of our leadership team, serving as Principal since 2015. She led design and delivery for many of 1100’s most high-profile projects, including Main: East Side Lofts, the House in Wellesley, and a roster of commercial workspaces around the world. An insightful mentor, Susanne was fiercely committed not only to 1100’s studio, but also to the architectural profession.