Grundman Mechanical: Your HVAC Partner in Thornwood, NY

Since 1983, Grundman Mechanical has been the trusted name for heating and cooling systems in Thornwood, NY and across Westchester County. This family-owned company handles everything from small residential repairs to large commercial projects, making homes and businesses more comfortable. They're known for getting the job done right, whether it's a routine service call or a multi-million dollar installation.

For emergencies, their team is ready to help during their long weekday hours. With a deep bench of skilled technicians from Local 21 and Local 373 Steamfitters, they have the people to tackle any HVAC challenge. Grundman Mechanical works on all types of buildings, from historic homes in Pleasantville to modern office spaces in Armonk.

Key Services for Home and Business

Grundman Mechanical provides a full range of HVAC solutions. They don't just install equipment; they help plan and manage the entire process.

  • Pre-Construction & Estimating: They work with you early to create accurate budgets and smart plans, a process they call value engineering.
  • Design-Build & Project Management: Their team handles the design, paperwork, and coordination, making complex projects simpler for you.
  • Installation: Expert installation of heating, air conditioning, and ventilation systems for any size project.
  • Service & Maintenance: Keeping systems running smoothly with tune-ups, repairs, and emergency service.

Whether you need a new furnace for a chilly Westchester winter or an efficient AC system for a humid summer, they have the experience.

Serving Westchester County Communities

Grundman Mechanical proudly serves Thornwood, NY and the surrounding areas. Their service area includes:

  • Mount Pleasant, NY
  • Briarcliff Manor, NY
  • Armonk, NY
  • Ossining, NY
  • Pleasantville, NY
  • Hawthorne, NY

Living and working here means they understand local needs. They know how older homes in Ossining might need special ductwork and how modern buildings in Armonk require precise climate control. This local knowledge helps them provide better, faster service.

A Legacy of Family Ownership Since 1983

The story of Grundman Mechanical began over forty years ago as a family-run business. From the start, the focus was on quality work and strong customer relationships. That foundation has helped them grow into a company that handles projects with budgets from $100,000 to over $20 million.

They've completed more than 1,000 HVAC projects across the region. This isn't just a number; it represents decades of solving heating and cooling problems for neighbors and local businesses.

Leadership with Local Roots

As a family-owned entity, the leadership at Grundman Mechanical is hands-on and connected to the community. The owners and managers have built their careers in the HVAC field, working alongside the union steamfitters and technicians. They're not distant executives; they're involved in projects and know the Westchester area intimately.

Their commitment shows in their support for local tradespeople and their long-term presence in Thornwood, NY.

What Makes Grundman Mechanical Stand Out

Several key features set this company apart in the crowded HVAC field.

  • Massive Project Range: They uniquely handle both smaller jobs and enormous commercial installations, bringing big-project expertise to residential clients.
  • Value Engineering Focus: Their early planning process aims to find cost-effective solutions without sacrificing quality.
  • Union Craftsmanship: By utilizing skilled technicians from Local 21 and Local 373, they ensure installations meet high standards.
  • Deep Local Experience: With over 1,000 projects completed, they've seen and solved almost every HVAC issue in the area.
  • Long Operating Hours: Their 6 AM to 7 PM schedule, Monday through Friday, provides more flexibility for busy homeowners and businesses.

Why Locals Choose Grundman Mechanical

For residents and business owners in Thornwood, NY and nearby towns, Grundman Mechanical represents reliability and depth of experience. They've been here through decades of Westchester seasons, from bitter winters to sweltering summers. People choose them because they're a known quantity—a family business that has grown without losing its personal touch.

Their approach combines careful planning with quality execution. They don't just sell equipment; they build systems that last. When you need HVAC work, from a simple repair to a major installation, Grundman Mechanical in Thornwood, NY brings four decades of local knowledge to your project.

Contact Information

Grundman Mechanical

: 835 Franklin Ave, Thornwood, NY 10594

: (914) 699-3700

: https://grundmanmechanical.com

Business Services

    Business Location & Hours



    Mon:6:00 AM - 7:00 PM
    Tue:6:00 AM - 7:00 PM
    Wed:6:00 AM - 7:00 PM
    Thu:6:00 AM - 7:00 PM
    Fri:6:00 AM - 7:00 PM
    Sat:Closed
    Sun:Closed




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