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A boutique full-service construction management company

With over 40 years of construction knowledge, our team has extensive experience in construction management in Manhattan and the surrounding Boroughs. We believe that as a company, we have the understanding of the demands associate with working on larger projects that only personal experience brings.


Whether it be interacting with the owners, subcontractors, or understanding building system and logistics, we believe that our track record indicates that we are uniquely qualified to produce results for our clients.

About Us

RoundSquare Builders, LLC is a full service general contracting and construction management firm, specializing in commercial projects, build-outs, tenant improvements and luxury residential projects. From a ground-up project or a gut rehabilitation, RoundSquare Builders has the experience to handle all your construction needs. We provide expertise in all phases of development, construction, renovation and tenant improvements.

Our Clients

The Metropolitan Museum of Art, a client of RoundSquare Builders
The New York Historical Society, a client of RoundSquare Builders
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Optimum Asset Management Logo
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The Carlyle Group, a client of RoundSquare Builders
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Gorton & Partners Logo
Bromley Companies, a client of RoundSquare Builders
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