Who We Are

Dennis Noskin Architects (DNA) is a full-service design firm offering architectural, interior design and space planning services to a variety of commercial and industrial clients throughout the United States.

With a full staff of experienced and creative architects, project managers, interior designers and space planners, DNA excels at providing clients with spaces that are both functional and comfortable.

Under the direction of Dennis Noskin AIA, LEED AP, DNA has developed an effective approach to programming, planning and design excellence. Projects are executed for enduring satisfaction evolving from well-conceived design concepts and meticulous attention to detail. As evidenced by our long list of repeat clients, DNA is consistent in delivering projects on time and within budget.

Sustainable Design

DNA is committed to protecting natural resources. We design projects that provide our clients with comfortable spaces, while lowering long-term operating and maintenance costs, reducing consumption of non-renewable resources and minimizing waste. More than half of our designers are LEED (Leadership in Energy & Environmental Design) accredited. We have extensive knowledge of green materials and offer energy-efficient design options. As our firm has grown, DNA as become increasingly conscious of the ecological footprint of our projects, and we are proud of our commitment to green design. Whether you are designing new space, or updating your current facilities to be environmentally friendly, DNA will have a LEED accredited designer work with you to provide an energy-efficient and healthy work environment.

Design Philosophy

The DNA design philosophy is simple and effective. Design must be comfortable and flexible to assure enduring satisfaction and potential future growth. Our design team holds no preconceived ideas or static design traditions; rather, we bring to each project a process that combines the client’s goals with design excellence. This provides a space that is both aesthetically pleasing and tailored to the clients needs. The DNA design process includes the client as the key source for the design direction, resulting in a design process that is specific to each project.

Meet Our Staff


Dennis S. Noskin, AIA, NCARB, LEED AP BD+C


Dennis Noskin, PrincipalDennis Noskin has over 35 years of experience in architecture and interior design.   Since forming DNA in 1985, Dennis has been responsible for the planning, architecture, interior design and project management of over two million square feet of space.   Mr. Noskin maintains hands-on involvement with every project, providing expertise, vision, leadership and integrity to every venture the firm undertakes. read more...
Dennis is a member of the American Institute of Architects (AIA) and has served as Chapter President (2002) and State Director (2003-2005). He has also held a range of leadership roles on not-for-profit and trade association boards including Building Owners Management Association (BOMA), International Facilities Management Association (IFMA) and the Westchester County Taskforce. He is a LEED (Leadership in Energy and Environmental Design) accredited professional and a member of the Westchester Green Business Council.

Dennis is a graduate of the University of Michigan where he earned three degrees; Master of Architecture, Bachelor of Science in Architecture and Bachelor of Arts in History of Art and Architecture. Additionally, he has received certificates in Sustainable Design and Financial Management from the Harvard University Graduate School of Design. He is a Registered Architect in 17 states.

Beatrice Captan

Project Manager

beatrice-captan-beatriceWith over 20 years of experience in the architectural field, Beatrice brings creativity, attention to detail, dedication, and a client-oriented ethic to every project. She has successfully completed numerous projects in the educational, corporate, retail, multi-family/residential and public sectors. At DNA for over 14 years, she leads the design and management of various projects, sizable interior & exterior work, focusing on the environment design and interior space functionality as well as new building exterior designs and renovations. The Westchester Medical Pavilion – won the 2012 BOMA Award for “Come back building of the year” under her leadership. She has Bachelor of Architecture from “Ion Mincu” University of Architecture, Bucharest, Romania, is an Associate Member of the American Institute of Architects (AIA).

Amanda O'Leary, NCIDQ

Senior Designer/Project Manager

amanda-oleary-amandaAmanda O’Leary has been designing projects for DNA for over 15 years.   She is responsible for programming and functional analysis. Additionally she has knowledge of and extensive experience in space planning principals. She has been a DNA project manager for a range of medical, retail, property managers and corporate clients, Amanda is client focused and works hard to seamlessly take projects from concept to completion while delivering functional, well-designed spaces and working environments. read more...

Amanda graduated Magna Cum Laude from Marymount College with a Bachelor of Science degree in Interior Design. She is NCIDQ (National Council for Interior Design Qualification) certifed.

Esther Dederichs Gale, LEED AP, NCIDQ

Senior Interior Designer

esterEsther has been designing interiors for over 15 years. During this time she had developed significant talent in the design of commercial and corporate interiors. She is responsible for ensuring that the design work of the firm meets and exceeds client expectations with particular attention to delivering aesthetically pleasing, state-of-the-art environments that are both comfortable and functional. In addition to leading the design services, she serves as the project leader on a range of large architectural design and space planning projects for the firm. read more...
Esther is a LEED (Leadership in Energy and Environmental Design) Accredited Professional. She is certified by the National Council for Interior Design Qualification (NCIDQ.)

Ms. Gale holds a Bachelor of Science in Interior Design from Marymount College and an Associate’s Degree in Civil Technology from Westchester Community.

Martin Wm. Diano, RA, LEED AP

Architect/Project Manager

Martin has over 40 years’ experience in the field of architecture.  Having run his own practice for many years he is knowledgeable in the management of every stage of a project.  Martin holds a Bachelor of Science and Bachelor of Architecture from City University of New York (CUNY).  He is a registered architect in both New York and Connecticut.  His experience includes development of drawings from conceptual design through construction documents in the public sector, institutional, medical, commercial as well as housing.   Martin has extensive knowledge in the coordination of in-house team, consultants and project representative to ensure adherence to the design intent and constructability.

John L. Rousso

Architectural Designer


John Rousso joined DNA 6 years ago.   In this time John has developed extensive knowledge in field verification and space planning and design in retail, medical and corporate environments.  He works closely with DNA project managers to produce concise and complete construction documents.  John excels at bringing schematic drawings to life through his use of SketchUp and MakerBot. Mr. Rousso is DNA’s resident computer modeling expert providing clients with both physical (3D printed) as well as virtual models.  Prior to joining DNA John received his Bachelor of Arts and Science in Architecture from the University of Hartford in Hartford, Connecticut.