Professional HVAC Heating and Cooling Systems Services

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North Star HVAC LLC specializes in the installation of residential and commercial heating and cooling systems, including gas furnaces, boilers, heat pumps, ductless mini split air conditioning systems, and central air conditioning installations. Located in Queens, New York, NORTH STAR HVAC LLC offers the highest quality repair, replacement, and maintenance services for heating and cooling systems to Queens, Brooklyn, Long Island, Brown City/Manhattan, and surrounding communities. From air conditioning repair and heating maintenance to HVAC installation and upgrades, we maintain a strict working attitude, provide transparent quotations, and ensure quick response services, achieving a customer satisfaction rate of up to 98%. For any issues related to heating, cooling, or water heater systems in your home or business, we offer fast and effective emergency HVAC services to ensure you’re covered.

We have an experienced and professional team, 15 years of HVAC service experience, not only to meet the HVAC installation services of family homes, but also to provide air conditioning and heating commercial installation, maintenance is also our strength, such as restaurants, offices, apartment buildings, factories, clinics, shopping malls, gyms, etc., we are familiar with the mainstream brands of the United States (Trane carrier lennox Mitsubish Daikin Goodman Rheem York Carrier). Amreican Standard CH FUJITSU OXBOX GREE PANASONIC AoSmish Honeywell) technical specifications, excelling in complex pipe layouts and holding EPA 608 certification, ensuring safe and compliant operation. We provide the best solution according to customer needs and brand performance, recommend suitable products, reasonable prices, and do not let customers spend money unjustly. We are committed to using the latest technology and environmentally friendly materials, inspection installation tools and professionals to complete it efficiently.Our service tenet is to save energy, worry and money for customers.

1. Residential Solutions
- Apartments/Condos: Compact, high-efficiency HVAC installations with minimal disruption.
- Single/Multi-Family Homes: Whole-house heating and cooling systems customized for even comfort across floors.
- Historic Buildings/Brownstones: Solutions that preserve character while boosting efficiency.
2. Commercial & Industrial
- Retail & Restaurants: Nighttime or rapid HVAC installation to avoid business interruption.
- Office Buildings: Zoning control systems for optimal energy use and comfort.
- Schools & Institutions: Reliable systems meeting stringent safety codes.
3. Specialty Services
- Green Energy Transition: Navigating rebates to upgrade to renewable heating.
- Indoor Air Quality Integration: Smart integration of heating with air purification and humidification.
- Rescue Assessments: Emergency HVAC services providing objective advice on whether to repair or replace aging systems.
✔️ New Boiler Installation
✔️ Boiler Replacement
✔️ Annual Maintenance
✔️ Emergency Repairs
✔️ Smart Thermostat Integration
✔️ Furnace installation services for efficient heating and cooling systems
✔️ Furnace installation, including high-efficiency furnace upgrades
✔️ Ductwork installation/modification
✔️ Vent/flue system installation
✔️ Furnace repair/replacement, ensuring reliable emergency HVAC services
✔️ Air conditioning installation services to complete your HVAC installation needs
✔️ Commercial HVAC solutions
✅ Emergency HVAC services for gas/electric furnace repairs, ensuring your heating and cooling systems are always in top shape.
✅ OEM Parts with a 5-10Year Warranty for lasting performance.
✅ Seasonal Maintenance
Deep cleaning & inspection
✔️Window AC Unit Installation**
✔️Ductwork Design & Sealing**
✔️Smart Thermostat Integration
✔️ Commercial HVAC Installation
✔️Central AC System Installation
✔️Ductless Mini-Split AC Installation
✔️Window AC Unit Installation
Clean Air Ducts and Vents
Install or Replace Air Ducts
Utilize our emergency HVAC services to Install or Replace Central A/C systems.
Install or Replace Heat Pumps to enhance your home’s comfort.
✔️ Electric/Gas Water Heater Installation
✔️Tankless Water Heater Upgrade
✔️ Leak Detection & Repair
✔️ Old Unit Removal & Recycling
✔️ Emergency repair/replacement water tank
✔️ Annual Maintenance Plans
✅ Optimize the design plan for your heating and cooling systems.
✅ Our team is licensed and compliant for all emergency HVAC services.
✅ Enjoy warranty protection with our professional HVAC installation.








As a New York HVAC supplier, our service tenet is to adhere to our commitment to our customers and maintain good faith. From on-site assessment, reasonable recommendation of equipment solutions to precise installation, the whole process of transparent service. Patiently answer the difficulties and doubts encountered by customers, the installers complete the installation work professionally, meticulously and efficiently, clean up the site after the installation, demonstrate the operation process to the customer and explain the maintenance details. Invite customers to accept and ensure customer satisfaction.
Whether it is the installation or maintenance process, each plan will be confirmed with the customer before it can be implemented, and if there is any problem that cannot be solved, we will send someone to correct or refund your payment. Let customers spend money happily to solve the problem of heating and cooling, we are happy to earn money, and respect and love our profession.

North star HVAC LLC is a professional and efficient HVAC team that provides convenient air conditioning and heating services to the surrounding areas of New York/Manhattan/Queens, Long Island/Bronx/ Brooklyn .
1. Contact Us: Call or submit an online form with your needs and address.
2. Free In-Depth Assessment: Our expert conducts a 90-minute onsite evaluation.
3. Custom Proposal: Receive several clear options with specs, pricing, and energy savings projections.
4. Worry-Free Installation: Certified, clean, and respectful execution followed by a full system tutorial.
5. Long-Term Peace of Mind: Enjoy your warranty and our ongoing care program.
Step 1 : Make an appointment for an assessmen
Fill in the request by phone/online → Free on-site measurement (30-60 minutes)
Step 2: Customized solutions
- Recommend suitable models (energy-saving type/silent type/cost-effective type→ Transparent quotation
Step 3: |Professionally installed
Certified technician team → post-installation system testing → customer acceptance.
Step 4: After-sales follow-up
Telephone return visit within 48 hours
Step 5: Annual Membership Free routine inspection and basic maintenance every year.
Tell me your needs, address and your contact information or call us directly to effectively solve your heating and cooling problems.