The Fastest HVAC Service. The Best Prices.

The Philadelphia Area’s Fastest Emergency Heater & AC Repair

Schedule Service

All fields marked with an asterisk * are required

Same Day HVAC Repair and Replacement Serving Greater Philadelphia & Southern NJ

When your family’s heater or AC breaks down, call AJM Mechanical for affordable same day repair service.

With affordable pricing, fast emergency response times, and over 20 years of experience serving customers just like you, your family can rely on our locally-owned HVAC company. Our Philadelphia AC repair and heater repair contractors work on all types of heating and cooling systems, and we offer free estimates for new installations.

Global HVAC is now apart of AJM Mechanical

Thumb up with three stars in a speech bubble, indicating positive feedback. The hand is outlined in blue with an orange accent.

Locally-Owned & Operated

Certificate with an orange seal, indicating achievement or recognition.

19+ Years in Business

Hands cupping a blue shield with a checkmark, representing protection and security.

All Systems & All Brands

Document with calculator, pencil, and dollar sign icon, indicating financial calculation.

Free Installation Estimates

Hand holding a person icon in an orange circle, symbolizing care or support.

No Upselling

Hand with open palm receiving a falling coin with dollar sign, money concept.

Philadelphia’s Most Affordable HVAC Service

Blue and orange award badge with a star inside.

Veteran & Senior Discounts

Blue and orange badge with a checkmark, symbolizing quality or approval.

Same Day Service

Heating

Heating Services

Is your furnace making strange noises, your boiler leaking, or your heat pump not running? AJM Mechanical has over 19 years of experience repairing and installing all types of heating systems, including furnaces, boilers, heat pumps, and mini splits from top brands like Carrier. We offer same day service for emergency heater repairs and free estimates for new heater installations.

  • Emergency Heater Service

    We know your family can’t go without a working heater. That’s why AJM Mechanical offers fast same day heater repair service throughout the Philadelphia area and southern NJ. Our repair rates are always affordable, even in emergencies, and we can fix any type of home heating system, including ductwork.

  • Heating Repair

    Whether you need emergency same day service or a routine heater repair, choose AJM Mechanical for fast response times and unbeatable prices. With over 19 years of experience, our HVAC contractors can fix any heating system, from furnaces and boilers to heat pumps and ductless mini splits.

  • Heating Replacement

    Our heating contractors can tackle any type of new installation. Whether your family needs a brand new boiler or you’re thinking of doing a conversion to a gas furnace, you can rely on us for exceptional service and a free, upfront installation estimate. We also offer custom ductwork installation and replacement.

  • Heat Pumps

    Whether your heat pump is running constantly, won’t turn on, or leaking refrigerant, trust AJM Mechanical for fast same day service. We provide repair and replacement services for all types of heat pump systems, including geothermal, air source, and water source models.

  • Ductless Mini Splits

    Dealing with refrigerant leaks, cold spots, or loud noises coming from your ductless mini split? Let our HVAC experts help. Whether the problem is affecting an indoor unit or the outdoor unit, our years of experience and professional diagnostic tools will allow us to find a solution fast.

  • Heater Maintenance

    Keeping your heating system in good condition doesn’t have to be a hassle. We offer comprehensive maintenance plans that offer perks like routine tune-ups, priority scheduling, discounts on our other services, no after-hour fees, and more. Our maintenance plans cover all types of heating systems, so don’t hesitate to call today and sign up.

A person wearing work gloves kneels to check a radiator with a level near a window. They wear a blue shirt and overalls.

Cooling

Ductwork

Water Heaters

Trusted HVAC Service
Why trust AJM Mechanical? Just ask our customers! We’re known for same day emergency service and some of the most affordable HVAC repairs in the Philadelphia area.

The HVAC Company Philadelphia Trusts

Five black stars in a rounded rectangle, indicating a 5-star rating.

A+ recommendations

Anthony was wonderful.Provided updates on his arrival time. Pleasant and professional.. Was able to correctly diagnose and fix the problem. Thank you.

Google My Buisness Badge. Click to review
JJM Mechanical HVAC service: A white van at a home, a technician, and a handshake, highlighted by a 5-star review icon.

0% FINANCING NOW AVAILABLE

Featured Services

From custom ductwork to advanced home air purification systems, our HVAC experts offer a wide range of specialty services that go beyond your standard AC or heater repair.

Same Day/Emergency Service

Whether your heater won’t stop running or your AC is leaking, you need a reliable HVAC company to provide fast same day service. We provide emergency heating and cooling repairs throughout the Philadelphia area, and in most cases we can be there the same day you call. You can contact us any time – someone will always be available to take your call.

A technician with a tool bag enters a commercial van, the side of which displays a company logo for an HVAC business.

Tankless Water Heaters

System Conversions

Maintenance

Custom Ductwork

Air Purification

See More With Our Exclusive Offers

Logo for AJM Mechanical HVAC, with the letters

Spring AC Tune-Up

$49

Must mention this special at the time of scheduling. Cannot be combined with any other offers, discounts, or promotions. Not valid toward diagnostic fee. Limit one per household. Call office for details.

Logo for AJM Mechanical HVAC, with the letters

Senior Discount

10% Off

Available to customers 65 years or older to receive a 10% discount on our regular-priced services. Discounts cannot be combined. Call office for details.

Logo for AJM Mechanical HVAC, with the letters

Veterans Discount

10% Off

Must mention this special at the time of scheduling. Cannot be combined with any other offers, discounts, or promotions. Not valid toward diagnostic fee. Limit one per household. Call office for details.

Logo for AJM Mechanical HVAC, with the letters

Same Day Estimate Approval

10% Off

Must mention this special at the time of scheduling. Cannot be combined with any other offers, discounts, or promotions. Not valid toward diagnostic fee. Limit one per household. Call office for details.

Two people shaking hands in front of a house; a worker in a shop. The house is beige with dark shutters.  One man wears a

Local HVAC Company Serving Philadelphia, the Surrounding Areas, and Southern NJ

Your heating & cooling expert

AJM Mechanical provides our comprehensive heating and cooling services throughout Philadelphia and the surrounding areas, including parts of southern New Jersey. Call today to schedule your HVAC service!

  • Pennsylvania
    • Philadelphia
    • Delaware County
    • Bucks County
    • Montgomery County
    • Chester County
  • New Jersey
    • Gloucester County
    • Camden County

News & Updates

By Team AJM Mechanical August 28, 2025
Get reliable emergency HVAC repair in Camden with tips for finding fast, professional service when your heating or cooling system fails unexpectedly.
By Team AJM Mechanical August 28, 2025
Learn what quality heat pump services in Trenton should include, from thorough diagnostics to honest recommendations and local climate considerations for optimal performance.
By Team AJM Mechanical August 28, 2025
Find the right HVAC contractor in Philadelphia with expert tips on what to look for, questions to ask, and red flags to avoid for reliable heating and cooling services.
Show More

Call Today for 24/7 Emergency Service