Cataldo Grasso
“I needed Architect plans made for the town of Smithtown and called Carmine and he came to my home and met with me.”
Best Architects near Smithtown, NY
3 of these firms are based in Smithtown; the others serve Smithtown from towns including Bay Shore (9 mi), Melville (12 mi) and Nesconset (4 mi).
2 open weekends · 12 rated 4.5+
Data verified October 18, 2026
Mancini Architecture & Design
RJM Drafting & Designs
Town
Enspire Design Group Pllc
“Made our remodel project seamless and we are so happy with the final results.”
JM2 Architecture
“For anyone seeking architectural expertise, especially when it pertains to the nuances of code compliance and fire prevention, I wholeheartedly recommend Joe Turner and the team at jm2 architecture.”
Listed for property owners in and around Smithtown, NY, these 15 firms take architectural work. The project types each one handles, the stages of service it offers and any license it names are drawn from its own website, next to ratings and quotes from public reviews.
Area overview: Smithtown, NY
14 of the 15 firms on this page have a rating, from 4.0 to 5.0 across 104 reviews; 12 are rated 4.5 or higher. 2 are open on Saturdays and 1 on Sundays. 1 lists staff certifications (LEED) and 2 have a BBB rating of A or A+. 12 have ten or more years of experience, the longest 35 years. 2 give free estimates. We have a website on file for all 15 of the firms on this page; 14 publish a contact page and 14 list a public email. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book.
Does it matter if the firm is outside Smithtown?
3 of the 15 firms are based in Smithtown; the rest come from other towns within 15 mi. Local matters here for a specific reason: a firm that submits to your building department regularly knows its reviewers and its quirks. Ask how many permits they have pulled in Smithtown.
Bouler Pfluger Architects
“James Boiler and team are first rate people who do amazing work.”
H2M Architects + Engineers
“It's what you would expect from a professional Engineering firm.”
Rimenez Architecture
“Richard was very generous with his time and knowledge and took the time to educate me about DOB codes, so I understood what was architecturally possible to do once he had the opportunity to visit my property and assessed the score of the work.”
M.b.mansouri
“Amidst challenges and unexpected hurdles, he stood firm, ensuring that no aspect of the project was left unaddressed.”
Andrew V. Giambertone & Associates
“Rarely does one have the opportunity to meet someone who is just above and beyond in their craft that you can't help but to acknowledge their excellence.”
N&P Engineering
“The best around and worth every dime!”
Busch Associates Architects
EAB Architectural Designs
“They take their time to hold your hand through the entirety of the build, making sure you're confident throughout the process.”
Paul Cataldo Architecture & Planning PC
“I've known Paul for several years and have seen his work and heard his passion about designing and building with energy efficient and sustainable methods.”
Why these companies made our list
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