We help you identify progressive solutions to improve the built environment.
Steven Winter Associates, Inc. is a built-environment consulting practice that has operated since 1972. It specializes in sustainability, energy efficiency, decarbonization, accessibility, and building enclosure optimization. SWA supports developers, owners, building managers, agencies, and architects in creating high-performing, resilient, and accessible spaces across commercial, residential, education, and healthcare sectors.
LEED · Passive House · HERS
Kelly WestbyManaging Director, Building Operations, Decarbonization, and Efficiency (BODE) Team
Consulting services designed to help achieve climate, compliance, equity, and financial objectives through low-energy, resilient, and high-performing buildings.
Translating project goals and compliance targets into a holistic development plan.
Guiding project teams through industry-leading sustainability, passive house, and wellness verification programs.
Optimizing building envelopes for maximum energy efficiency, durability, resilience, and occupant comfort.
Verifying that mechanical and building systems perform according to design intentions and work together efficiently.
Structuring cost-effective paths to minimize operational energy use, embodied carbon, and overall emissions.
Tailored strategies to analyze building energy performance, set carbon-reduction targets, and implement systems upgrades for sustained regulatory compliance.
Maximizing building operational performance and reducing carbon emissions through tailored system upgrades.
Selecting strategic, portfolio-wide upgrades to optimize performance and align with regulatory energy mandates.
Providing technical verification and testing to ensure HVAC, mechanical, and hot water systems operate at peak efficiency.
Educating project teams and building maintenance professionals to successfully maintain and improve building performance.
Comprehensive consulting to ensure every project meets building codes and regulatory requirements for accessible design and construction throughout its lifespan.
Providing precise guidelines and barrier-removal strategies to prevent litigation and align with local, state, and federal accessibility laws.
Commercial · Education · Healthcare · Residential · Multifamily Residential · Mixed-Use · Hospitality
New York City, NY · Multifamily Residential · Client: StuyTown and Peter Cooper Village
An extensive energy efficiency and decarbonization initiative for one of New York City's largest residential complexes.
New York City, NY · Multifamily Residential · Client: Sendero Verde
A pioneering high-performance passive house residential development in New York City focusing on deep sustainability.
Northeast · Hospitality · Client: Hotel Marcel
A historic building retrofit and net-zero energy hotel project showcasing advanced energy efficiency and high-performance design.
New York City, NY · Residential · Client: Twin Sisters on Commerce Street
A high-performance sustainable residential design and construction project in New York City.