Old Westbury is an affluent area familiar with upscale living and rich in striking homes. Its sophisticated mansions and intricate designs include classic Federal Colonial and French Provincial homes. Residential architects have developed their own unique design touches to break the monotony that can come with popular designs; it’s an art to make a classic design feel fresh again.

Our editorial team decided to list 15 of the best residential architects in Old Westbury, New York. These firms have been chosen based on their design fortes, the recognitions they have received, and their architectural expertise. The architects included on this list have the expertise and experience to design noteworthy homes fit for the city. 

1100: Architect

550 seventh Ave. 22nd Flr. New York, NY 10018

1100: Architect is a New York-based design firm with many award-winning projects in its portfolio. David Piscuskas, FAIA, LEED AP and Juergen Riehm, FAIA, BDA founded the firm in 1983. They have formed a tight-knit team of design artisans to deliver award-winning projects to a variety of market sectors. The firm is capable of designing commercial structures from educational institutions to residential spaces.

One of the firm’s award-winning projects is this contemporary home in Long Island. It is composed of two separate volumes, the main living area and the recreation space. 1100: Architect designed it in a way that it extends to the dunes blurring the line between indoor and outdoor living. The beach house is awarded the Heinze Architekten and was published on H.O.M.E. Magazine and Design Bureau.

DHMurray Architecture

44-02 11th St. Suite #405, Long Island, NY 11101 

Donley H. Murray started designing some of Long Island’s most recognized homes in 1972. His knack for sleek designs has built his reputation among clients and peers in the industry. Murray has mentored a team of design-savvy architects building DHMurray’s team. That same team continues to develop DHMurray Architecture today.

Charming is the perfect way to describe this Classic Clapboard House in Old Westbury. Its simple design takes inspiration from its serene neighborhood. Its detailed exterior flows into its intricate interior creating a cohesive, authentic look. Other elements of this house including reclaimed wood, custom millwork, and custom layouts bring out its luxurious and rustic feel.

Hierarchy Architecture + Design

7 Gaynor Ave., Manhasset, NY 11030 

T.J. Costello, AIA, CKD is a distinguished architect leading Hierarchy Architecture + Design. His rich background in architecture has helped develop a team of skilled architects. Its team comprises AIA, NKBA, USGBC LEED Accredited Professionals. Together, the firm has designed many projects in New York ranging from residential spaces to commercial spaces. 

Hierarchy Architecture + Design’s exquisite projects have been featured in publications including House Magazine, This Old House, and NY Newsday. The team specializes in an array of styles—everything from ranch to Tudor. One of its interesting pieces of work is this modern Victorian home. The team was challenged to design a transitional home that would both honor the home’s historic past and still serve its residents’ modern needs. 

Hoffman Grayson Architects

90 High St., Huntington, NY 11743 

Neal Hoffman and Glen Grayson established Hoffman Grayson Architects in 1981. Both architects’ extensive industry experience shaped the quality of service it offers. Hoffman and Grayson have grown the firm to include proficient architects and designers. Its team is capable of designing complex commercial structures to detailed homes. In the last few years, the team has designed many projects for over 20 clients.

Aside from new construction, Hoffman Grayson Architects also puts a lot of focus on redesigning homes. Some of its notable works fall under the remodeling category. Take a look at this Northport House. Behind its classic traditional façade is a modern home. The team gave this property a fresh design from its rear elevation to its covered patio to its sleek interior.

Impact Architecture

399 Conklin St., Farmingdale, NY 11735 

Impact Architecture is a Nassau County-based architectural practice. Laura Coletti and Michael Kralick are the New York State Registered Architects and partners who founded the firm. The Woman Based Enterprise designs for a diverse residential and commercial clientele. Its project success is made possible by its team of AIA and USGBC LEED Accredited designers.  

Impact Architecture specializes in the design of residential homes and green spaces. Some of its residential projects focus on modern designs with a touch of classic architecture. Its excellence in design has been recognized and published in Professional Remodeler Magazine, Professional Remodeler, and the New York Real Estate Journal.

James A. Prisco Architect 

60 MacDonald Ave., Amityville, NY 11701 

James A. Prisco Architect is a full-service architectural firm providing commercial and residential designs. The firm takes its name after its founder, James A Prisco, a New York State Registered Architect. Prisco has over three decades of profound architecture experience having worked for Norman Jaffe and Peter Keller. He developed his team upon the foundations of quality designs and forward-thinking solutions.

The firm’s portfolio remains diverse with a variety of work from restaurants to residential homes. Over the years, the team has worked with many acclaimed clients. Some of its residential works feature contemporary and classic homes, including the Dutch Colonial style.

Jared Mandel Architects

25 Hillside Ave., Williston Park, NY 11596 

Jared Mandel Architects is a New York-based firm known for its personal touch with architectural designs. Since its inception, the firm has focused on creating designs fit for every homeowner’s lifestyle. Jared Mandel is at the forefront of the firm pushing the team towards architecture progress. 

Jared Mandel Architects’ portfolio is filled with projects with an Old World theme. Its skilled team of architects knows exactly how to blend classic homes with modern amenities. Take a look at this charming Long Island home. Behind its strong façade is an elegant interior filled with intricate details of white, silver, and ceramic partnered with elaborate lighting fixtures. One of the main highlights of this home is the living room and fireplace encapsulated in an intricate stone wall accent. 


Landow and Landow Architects

203 Store Hill Rd., Old Westbury, NY 11568 

Landow and Landow Architects is one of Old Westbury’s longest-serving firms. Since opening its doors in 1922, the firm has built its reputation on building innovative and professional services. Today, the firm runs under its third-generation AIA leaders—Marc Landow, Robin Landow Levitin, and Glen Landow.

The firm has completed more than a dozen projects for an array of industries. Some of its projects include corporate offices, retail outlets, healthcare institutions, and residential homes. One of its residential projects is this simple and airy 60 Riverside Drive home. The home was designed with an open layout to maximize space. An abundance of windows brings natural light in and allows homeowners to enjoy the city view. 

Narofsky Architecture

37-18 Northern Blvd. Suite #317, Long Island City, NY 11101 

Narofsky Architecture is one of New York’s leading and award-winning design firms. Since 1983, the firm has mastered the art of creating unique residential and commercial spaces. The multi-disciplinary practice is led by Stuart Narofsky, FAIA, and Jennifer Rusch. Under their mentorship, the firm has been able to complete many award-winning residential projects in Long Island.

Photo by Phillip Ennis Productions.

The firm’s work has been featured in TIME Magazine, Dwell, New York Design Guide, and Residential Design Magazine. The firm’s excellence in designing homes is reflected in this Old Westbury home. This project won the AIA Long Island Archi Award for Sustainable Architecture. Aside from its noteworthy homes, Narofsky Architecture also designed the home used for the first John Wick movie.  

S.R. Gambrel 

15 Watts St. 4th Flr., New York, NY 10013 

New York has trusted S.R. Gambrel to design its most affluent homes since 1996. Steven Gambrel has gathered a team of design-savvy professionals with diverse design backgrounds. As a result of its topnotch design, it has been published in Architectural Digest, New York Magazine, Elle Decor, New York Times, World of Interiors, and many more. 

The firm’s areas of expertise include designing for both town and country homes. One of its country homes is this sophisticated and extensive family compound in Bridgehampton. It features a refined interior in neutral tones, wood details, and an abundance of natural light in the interior. 

Spector Group

220 Crossways Pk. West Woodbury, NY 11797 

Michael Harris Spector founded Spector Group in 1965 to offer architectural services in New York. Over the years, the firm has developed a skilled team creating forward-thinking designs. Today the firm is led by Scott Spector, AIA and Marc Spector, FAIA, NCARB.

The world-renowned architectural firm’s projects include educational institutions and multi-family homes. It also designs, of course, residential single-family homes. A particularly noteworthy one is located in Old Westbury—a home originally designed by Richard Meier.  The team was faced with the challenge of bringing back the home’s true beauty after years of neglect. It now acts as a home for a significant collection of modern art. Its wide lot allows people to enjoy both the indoors and outdoors.

Sussan Lari Architect

1405 Old Northern Blvd. Suite #2A, Roslyn, NY 11576 

With more than 70 projects completed in the tri-state area, Sussan Lari Architect is undeniably one of the leading firms in New York. Sussan Lari established the full-service design firm in 1992 building functional and comfortable spaces. She has led the team through many successful residential projects. Some of its projects have been published in Shawn Elliott Luxury Magazine, At Home Magazine, and Architectural Leaders Today Magazine

The team skillfully provides architectural expertise with both country homes and city-based living. Just like this featured country home in the Village of Flower Hill. The owners wanted a modern classic home without making it look like a transitional style. Lari and her team performed a classic, detail-oriented design process that reimagined everything from exterior to its finishing touches.  

Urban Pioneering

555 8th Ave. Suite #1809, New York, NY 10018 

Urban Pioneering is a design firm headed by Sarah Hill and Jim Hill, a Registered Architect and LEED Accredited Professional. The firm has refined its design process so that it provides for all client needs from budget goals to design personalization. The firm’s designs are not just aesthetically pleasing; each design is created with sustainability in mind.

From commercial spaces to residential spaces, Urban’s team ensures that each space it works on encourages people to live, work, and play productively. The Maple street residence strikes the balance between a cozy home and an interactive space. The renovation allowed the team to design an airy, modern space that is perfect for the family’s sustainable lifestyle. In addition, the firm designed the home to maximize energy efficiency.