We have many decades of relationships with co-op boards and building supers help us secure faster approvals and smoother installations.
About Stanley Ruth
Local HVAC mechanics keeping homes comfortable since 1909
Founded well over a hundred years ago, Stanley Ruth is one of the oldest locally owned HVAC businesses in NYC. What started as a modest clock-repair shop in Queens in the 1890s has blossomed into New York’s premier heating and air conditioning company. Our heritage of craftsmanship blends time-honored service with cutting-edge HVAC innovation, enabling us to deliver the care it has always been owed.
Our mission remains the same: to provide reliable care that keeps your home running smoothly, whether we’re servicing a modern AC system or replacing HVAC equipment.
Call (929) 543-5729 to arrange a consultation for our HVAC services.
Our HVAC services
Our experienced mechanics are equipped to work with all types of HVAC equipment, so your system gets the specialized care it needs regardless of its make or model. With a workshop minutes from the heart of Manhattan, we keep authentic parts fully stocked to provide rapid service without the wait. From routine maintenance to complex system overhauls, no request is too big or small for our clients.
We offer a full range of HVAC services, including:
Our History and Timeline
Founded at the turn of the last century, Stanley Ruth is one of the oldest family-run businesses in the United States. What started as a modest clock-repair shop in Queens in the 1890s has blossomed into New York’s premier heating and air conditioning company.
In our hundred-plus years of operation, we’ve specialized in clock, TV and radio repair and electrical contracting before finding our niche with thru-the-wall HVAC systems. The one constant has been our commitment to providing white glove service, ensuring you remain comfortable and at ease in your home.
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The Stanley Ruth Company begins when founder Edward Ruth, Jr. purchases JM Rousseau Electrical Contractors and Supply for $350.00.

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The Stanley Ruth Company expands from clock sales and repair to radio and electrical contracting. The growth spurt prompts the first company move from East 57th Street to a larger space on Madison Avenue.

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1943 - With the advent of television, Stanley Ruth branches incorporate TV sales and repair into the business. It’s not long before we outgrow our space on Madison Avenue for an office on First Avenue.
1947 - Stanley Ruth begins to dabble in the burgeoning air condition industry.
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1950 - Hospitals discover that centralized air conditioning systems circulate germs and viruses throughout their buildings. There is a need to replace these systems with a self-contained unit in each room. Stanley Ruth converts the first of what will be over 40 hospitals from centralized air to individual thru-the-wall HVAC units.
1955 - Hotels jump on the thru-the-wall HVAC bandwagon after they discover untold amounts of money are being wasted with their central air, cooling rooms that could go months without a guest. Stanley Ruth provided an option that was cheaper and afforded more control. We would outfit over 50 hotels with thru-the-wall HVAC systems. The fruits of our labor can still be seen on hotel exteriors today.

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As Stanley Ruth starts to focus exclusively on HVAC systems, a larger warehouse is needed to accommodate our growing needs. We make yet another company move from First Avenue to 121st Street in Harlem.
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Prestige addresses along Park and 5th Avenues start to form the backbone of Stanley Ruth, servicing full buildings and individual residences. Some things will never change and the pleasure of an unobstructed view of Central Park is one of them.

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By the 1980s, Stanley Ruth is firmly established as the most dependable source of thru the wall HVAC service and installation in New York. Having worked in pre-war townhouses and exclusive high rises, our company name is synonymous with trust and service.
1984 - Company’s final move to distinctive green building on Walton Avenue just across the Harlem River in the Bronx where we remain today.

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JP Morgan Chase recognizes Stanley Ruth Company as one of their few 100-year clients. In a special ceremony, bank president Jamie Dimon personally thanks to Stanley Ruth on behalf one of America’s oldest banking institutions, paying tribute to Stanley Ruth—one of its oldest clients.

Trusted for Generations Experience, Service, and Solutions That Last
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Over a Century of Residential ExpertiseWith more than 100 years of experience serving private residences, we understand everything from modern HVAC systems to older equipment with unique challenges.
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Trusted Relationships Across NYC
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Innovative & Fully Customized SolutionsAs pioneers in HVAC technology, we provide smart integrations, custom modifications, and tailored comfort solutions designed specifically for your home.
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No Interruptions, Just Peace of MindYou're never left without heat or air while we work. If your unit ever needs to come into the shop, members of our Gold and Platinum plans will receive loaner equipment.
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Fast Response & Reliable ResourcesReserved emergency service times, a fully stocked warehouse, and quick access to parts help us respond faster when you need us most.
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Long-Term Support From a Team You KnowOur experienced, long-standing team backs every installation with preventative maintenance plans, warranties, service coverage, and loaner units for uninterrupted comfort.