
Balance
Comfort
Reliability
Innovation


Comfort. Reliability. Innovation.

Years of HVAC Excellence in Northern NJ
Satisfied Homeowners & Businesses
5-Star Google Reviews - Local Favorite
Proudly Serving Ridgefield & Bergen County Communities
Advanced Mechanical Services has been Ridgefield's go-to source for heating and cooling services since 1985, operating from our 350 Broad Ave location right here in your community.
Local homeowners and businesses count on our family-owned company for reliable furnace repair, air conditioning installation, and indoor air quality solutions throughout Bergen County.
Our NATE-certified technicians have completed 1,894+ installations and maintain 954+ heating and cooling systems, with a 98% satisfaction rate backed by 24/7 emergency service and financing that fits your budget.
Selecting the right contractor starts with finding a team that combines local knowledge with exceptional service delivery.
Jack Mulligan and Elaine Costa started this company in 1985. Four decades later, we know what Ridgefield homes need because we've been solving heating and cooling problems here since day one.
Our 10+ technicians all hold NATE certification. They're licensed, insured, and stay current on new equipment and methods. We treat your property the way we'd treat our own.
Your furnace doesn't quit at convenient times. That's why we're available 24/7 for heating and air conditioning emergencies. Most installations take 1 to 2 days, and we show up on time, do clean work, and leave everything spotless.
No surprise charges. You'll get a free 30-minute consultation and a complete estimate before we start. With financing options and rebates from $100 to $2,500, professional service fits your budget.
We've earned 95+ five-star Google reviews and a 98% satisfaction rate. Our team doesn't just complete jobs. We make sure you're genuinely happy with the results.

We provide heating, cooling, and air quality solutions customized for your home or business.

We service all major AC brands and provide same-day emergency air conditioning repairs when your cooling fails during Ridgefield's hottest summer days.
Central Air Conditioner Installation & Replacement
Mitsubishi Ductless AC Systems
AC Repair & Maintenance
Dual Fuel System Installation
Zone Control Systems

Professional air quality services protect your family's health by removing allergens, controlling humidity, and delivering cleaner air throughout your home.
Air Duct Cleaning & Testing
Air Filtration & Purification Systems
Humidifiers & Dehumidifiers
UV Germicidal Lights
Heat & Energy Recovery Ventilators
From small shops to large buildings in Ridgefield, our licensed contractors deliver code-compliant heating and cooling solutions that keep your business running smoothly.
Commercial HVAC Installation & Replacement
Chiller Services for All Sizes
Preventive Maintenance Programs
Emergency Commercial Repair
Rooftop Unit Service
Building Automation Systems

All heating installations include warranty coverage. We specialize in Coleman® systems, the only HVAC equipment still fully assembled in America, backed by our 10-year parts and labor warranty.
Furnace Installation, Repair & Replacement
Boiler Services
Heat Pump Systems
Radiant Heating Systems
Ductless Heating Systems
Emergency Heating Repair
Ridgefield's hot summers and cold winters require heating and cooling systems that handle both extremes efficiently.
Peak summer months in Ridgefield regularly hit the upper 80s and 90s with heavy humidity. We size every air conditioning installation to match your home's specific cooling needs, so your AC performs efficiently even during the hottest days.
January temperatures often drop into the low 20s. Your furnace or boiler becomes critical for safety and comfort. We recommend heat pumps with backup heating for Ridgefield homes. You get efficient heating during mild weather and reliable warmth during extreme cold.
Running heating and cooling systems through all four seasons makes energy efficiency important. We focus on high-performance equipment that cuts energy use while keeping you comfortable, which directly lowers your monthly utility bills.
Professional installation determines how well your heating and air conditioning system performs, how long it lasts, and how often it needs repairs. Our NATE-certified contractors ensure every installation meets local codes and manufacturer specs.
Catching heating and cooling problems early prevents emergency breakdowns and saves you money.
Your system runs but doesn't heat or cool properly. Temperatures vary from room to room. The thermostat says 72 but it feels like 65. Heat pumps or air conditioners freeze up. Your furnace cycles on and off constantly.
You hear grinding, squealing, or banging when your heating or cooling system runs. Vibration has increased noticeably. Strange smells come from the vents when the system starts. Hissing sounds might mean refrigerant or gas leaks.
Your energy bills jumped but you're not using more power. The system runs nonstop but can't reach the set temperature. It's over 10 years old and needs air conditioning or furnace repairs frequently. You see rust, corrosion, or moisture around the equipment.
The pilot light burns yellow instead of blue. That's a carbon monoxide risk. Circuit breakers trip repeatedly when your heating or AC runs. The outdoor unit shows physical damage. Ice builds up on refrigerant lines.
Our contractors provide fast, accurate diagnostics and honest recommendations about repair or replacement options.
Common questions about heating, cooling, and air conditioning services in Ridgefield.
Look for contractors with proper licensing, insurance, NATE certifications, and strong customer reviews. We've served Ridgefield for 40+ years with 95+ five-star Google reviews, NATE-certified technicians, and a 98% satisfaction rate.
Costs vary based on equipment type and home size. Furnace installations typically run $3,500 to $8,000, while central air conditioning costs $3,000 to $7,000. We provide free consultations with clear pricing, plus rebates of $100 to $2,500 and financing options.
Yes. We provide 24/7 emergency heating and air conditioning service throughout Ridgefield and Bergen County. Call (201) 886-2900 anytime you need immediate help.
Twice a year works best. Spring tune-ups for your air conditioning and fall inspections for your heating system. Our $15.95/month maintenance plan includes annual inspection, cleaning, priority service, 15% off all work, and no overtime charges.
We work with all major brands including Coleman, Carrier, Trane, Lennox, Rheem, Goodman, and York. Our Coleman® systems come with an exclusive 10-year parts and labor warranty.
Yes. Modern heat pumps, especially dual-fuel systems with gas backup, work great in Ridgefield. They provide efficient heating and cooling during mild weather and switch to gas heat during extreme cold.
Most installations take 1 to 2 days. Simple replacements usually finish in one day, while full system upgrades may take two days.
Yes. We offer flexible financing with competitive rates. We also help you access rebates from manufacturers, utility companies, and government programs, often totaling $100 to $2,500.
Looking for a reliable HVAC company in Northern New Jersey? AMS proudly serves Paramus and the surrounding region with expert heating, cooling, indoor air quality, and energy-efficiency solutions.

15% off all HVAC services
$39 service fee waived on completed work
Annual water heater flush + battery replacement
Comprehensive home safety and priority service.
Comprehensive Priority service

We’re committed to delivering reliable, energy-efficient HVAC solutions for every space. With a focus on quality and customer satisfaction, we ensure your comfort is always our top priority.
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