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Serving Englewood and surrounding areas for over 40 years

Schedule Now Call (201) 351-2731

We are your premier HVAC service company.

Air Conditioning Repair
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Heating Repair
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Air Conditioning Maintenance
Learn more about Air Conditioning Maintenance
Heating Maintenance
Learn more about Heating Maintenance
Air Conditioning Installation
Learn more about Air Conditioning Installation
Emergency Heating Service
Learn more about Emergency Heating Service
Heating Installation
Learn more about Heating Installation
Indoor Air Quality
Learn more about Indoor Air Quality
Ductless HVAC
Learn more about Ductless HVAC
Generators
Learn more about Generators

Comprehensive Heating and Air Conditioning Solutions

At Katham Heating and Air Conditioning LLC, we specialize in providing complete climate control solutions for both residential and commercial properties throughout Englewood and surrounding areas. Since our establishment in 1985, we have built our reputation on delivering exceptional service that keeps homes comfortable and businesses operating efficiently year-round. Our comprehensive approach encompasses everything from initial system design and installation to ongoing maintenance and emergency repairs.

Our team understands that every property has unique heating and cooling requirements. Whether you need a new HVAC system for a single-family home or a complex commercial installation for a multi-story office building, we bring the same level of expertise and attention to detail to every project. We work with leading manufacturers to ensure our customers receive reliable, energy-efficient equipment that meets their specific needs and budget requirements.

A Katham Industries Service Technician Works on a Carrier Air Conditioner

Heating Services and System Expertise

When temperatures drop, having a reliable heating system becomes essential for comfort and safety. We offer complete heating services including furnace installation, boiler systems, heat pumps, and radiant heating solutions. Our technicians are trained to work with all major brands and models, ensuring we can service virtually any heating system currently in use. We also specialize in upgrading older, inefficient systems to modern, high-efficiency units that can significantly reduce energy costs while improving indoor comfort.

Regular maintenance is crucial for keeping heating systems running efficiently and preventing unexpected breakdowns. Our comprehensive maintenance programs include thorough inspections, cleaning of critical components, filter replacements, and performance testing. By identifying potential issues before they become major problems, we help our customers avoid costly emergency repairs and extend the lifespan of their heating equipment.

Schedule Now Call (201) 351-2731
Four Carrier Air Conditioners Outside a Home

Air Conditioning and Cooling Solutions

During the warmer months, a properly functioning air conditioning system is vital for maintaining comfortable indoor temperatures and humidity levels. We provide complete air conditioning services including central air systems, ductless mini-splits, and commercial rooftop units. Our installation process begins with a detailed assessment of your property to determine the optimal system size and configuration. This careful planning ensures maximum efficiency and prevents common problems like short cycling or inadequate cooling capacity.

Beyond traditional air conditioning, we also offer advanced solutions like zoning systems that allow different areas of a building to be cooled independently. This technology is particularly beneficial for larger homes or commercial spaces where temperature requirements vary by room or floor. We also install and service whole-building ventilation systems that work in conjunction with air conditioning to maintain optimal indoor air quality while managing energy consumption effectively.

Featured Offers

FREE

IAQ Estimate with any paid service
Limit one coupon per household.
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$200 Off

Take $200 off a complete Heating and Air Conditioning system replacement
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$50 Off

Take $50 off on Air Duct Cleaning
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$100 Off

Take $100 off when you have a Generator installed
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$25 Off

Take $25.00 off any service over $150
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Commercial HVAC Expertise

Commercial HVAC systems require specialized knowledge and experience due to their complexity and the critical role they play in business operations. We have earned a reputation as one of the area’s preeminent residential and commercial heating and air conditioning companies by successfully completing projects ranging from small retail spaces to large industrial facilities. Our commercial services include rooftop unit installation and maintenance, building automation systems, and customized preventive maintenance agreements designed to minimize downtime and maximize equipment lifespan.

We understand that HVAC issues can directly impact productivity and profitability. That’s why we offer flexible scheduling options for maintenance and repairs, including after-hours and weekend service to minimize disruption to business operations. Our knowledgeable staff works closely with facility managers and building owners to develop comprehensive HVAC strategies that balance comfort, efficiency, and budget considerations.

Schedule Now Call (201) 351-2731

Indoor Air Quality and Advanced Solutions

Modern buildings are more airtight than ever, which improves energy efficiency but can trap pollutants, allergens, and excess moisture indoors. We offer comprehensive indoor air quality solutions including:

  • Air Purification Systems: High-efficiency filtration and UV light systems that remove airborne particles, bacteria, and viruses
  • Humidity Control: Whole-house humidifiers and dehumidifiers that maintain optimal moisture levels year-round
  • Ventilation Solutions: Energy recovery ventilators that bring in fresh outdoor air while minimizing energy loss
  • Duct Cleaning Services: Professional cleaning that removes accumulated dust, debris, and potential contaminants from air distribution systems

Our Commitment to Excellence

What sets Katham Heating and Air Conditioning LLC apart is our unwavering commitment to customer satisfaction. Our customers’ satisfaction is what matters to us most. We strive for excellence in customer service and provide around the clock assistance to all of our customers. This dedication, combined with our hands-on and accessible head, courteous service, and fair pricing have all contributed to our success over nearly four decades in business.

We believe in transparent communication throughout every project, providing detailed estimates and explaining our recommendations clearly. Our technicians take time to answer questions and educate customers about their HVAC systems, empowering them to make informed decisions about repairs, upgrades, and maintenance. This approach has earned us countless loyal customers who trust us with all their heating and cooling needs.

Three Katham Industries Service Vehicles at a job site
From The Blog

The Hidden Costs of Deferred HVAC Maintenance: What Homeowners Don't Realize Until It's Too Late

The Hidden Costs of Deferred HVAC Maintenance: What Homeowners Don’t Realize Until It’s Too Late Every homeowner knows that heating and air conditioning systems require occasional attention, but far too many treat maintenance as an optional expense rather than a critical investment. At Katham Heating and Air Conditioning LLC, we see the consequences of deferred … Continued

April 1, 2026 Read More

The Hidden Costs of Deferred HVAC Maintenance: What Homeowners Don't Realize Until It's Too Late

The Hidden Costs of Deferred HVAC Maintenance: What Homeowners Don’t Realize Until It’s Too Late Every homeowner knows that heating and air conditioning systems require occasional attention, but far too many treat maintenance as an optional expense rather than a critical investment. At Katham Heating and Air Conditioning LLC, we see the consequences of deferred … Continued

April 1, 2026 Read More

How Winter Weather Extremes Can Damage Your HVAC System and What You Can Do to Protect Your Investment

How Winter Weather Extremes Can Damage Your HVAC System and What You Can Do to Protect Your Investment Winter in northern New Jersey is no stranger to dramatic temperature swings, ice storms, and prolonged cold snaps. For homeowners and businesses in Englewood, NJ, Alpine, NJ, Bergenfield, NJ, Closter, NJ, Cresskill, NJ, and Demarest, NJ, these … Continued

March 1, 2026 Read More

How Winter Weather Extremes Can Damage Your HVAC System and What You Can Do to Protect Your Investment

How Winter Weather Extremes Can Damage Your HVAC System and What You Can Do to Protect Your Investment Winter in northern New Jersey is no stranger to dramatic temperature swings, ice storms, and prolonged cold snaps. For homeowners and businesses in Englewood, NJ, Alpine, NJ, Bergenfield, NJ, Closter, NJ, Cresskill, NJ, and Demarest, NJ, these … Continued

March 1, 2026 Read More