Is your furnace acting up in the middle of a snowy Endicott winter? Or maybe your sink’s been leaking for days, and you’re tired of mopping up puddles? You’re not alone. Homeowners across Broome County rely on AJ Leto & Sons Plumbing Heating & AC Endicott NY for fast, trustworthy solutions to urgent—and everyday—HVAC and plumbing issues. With decades of local experience, they’ve built a reputation for integrity, efficiency, and customer-first service that actually solves problems, not just patches them.
Who Is AJ Leto & Sons Plumbing Heating & AC?
AJ Leto & Sons is a family-owned and operated HVAC and plumbing company serving Endicott, NY, and the greater Southern Tier region since the 1980s. Founded on principles of honesty, craftsmanship, and community, the company has grown from a small local operation into one of the most respected names in residential and light commercial services in Broome County.
Unlike national chains that treat customers as ticket numbers, AJ Leto & Sons assigns certified technicians who live in the area—they understand local climate challenges (like harsh New York winters and humid summers) and prioritize long-term relationships over quick fixes.
Did you know? According to the U.S. Energy Information Administration, New York homes use more energy for heating than nearly any other state—making reliable, efficient HVAC systems not just a comfort, but a necessity.
What Services Does AJ Leto & Sons Offer in Endicott, NY?
AJ Leto & Sons provides a full suite of residential and light commercial services, all backed by warranties and transparent pricing:
- Plumbing Services:
- Leak detection & pipe repair
- Water heater installation & maintenance
- Drain cleaning & sewer line inspection
- Fixture installation (toilets, faucets, showers)
- Heating Services:
- Furnace repair, installation, and tune-ups
- Boiler maintenance
- Heat pump services
- Emergency heating repair (24/7 availability in winter)
- Air Conditioning Services:
- Central AC installation & repair
- Ductless mini-split systems
- Thermostat upgrades (including smart thermostats like Nest or Ecobee)
- Indoor air quality solutions (air purifiers, humidifiers)
Each technician is licensed, insured, and EPA-certified, ensuring compliance with federal and New York state regulations. For more on HVAC standards, see the U.S. Department of Energy’s guide on home heating and cooling.

Why Choose a Local Company Like AJ Leto & Sons Over Big Chains?
Many homeowners wonder: “Should I call a national brand or stick with a local provider?” Here’s a quick comparison:
| Factor | AJ Leto & Sons (Local) | National Chain |
|---|---|---|
| Response Time | Often same-day or next-day | May take 2–3 days |
| Technician Consistency | Same team over time; builds trust | Rotating staff; less personal rapport |
| Pricing Transparency | Upfront quotes; no hidden fees | May use high-pressure sales tactics |
| Community Investment | Sponsors local events; hires locally | Profits go to corporate HQ |
| Emergency Availability | 24/7 service for heating emergencies | Limited after-hours support |
Local businesses like AJ Leto & Sons reinvest nearly 48% more revenue back into the community than national chains, according to a study by the American Independent Business Alliance.
How to Know When You Need Professional Plumbing or HVAC Help
Don’t wait for a burst pipe or a complete furnace failure. Watch for these warning signs:
- Slow drains in multiple fixtures
- Unexplained spikes in water bills
- Musty odors near walls or floors (possible hidden leaks)
- Low water pressure throughout the house
HVAC Warning Signs:
- Uneven heating/cooling between rooms
- Thermostat not matching actual room temperature
- Unusual noises (banging, screeching, or rattling)
- Ice forming on AC lines or furnace exhaust
If you notice any of these, call AJ Leto & Sons Plumbing Heating & AC Endicott NY immediately. Early intervention can prevent costly damage—like mold from water leaks or carbon monoxide risks from a failing furnace.
What to Expect During a Service Visit
AJ Leto & Sons follows a clear, customer-respectful process:
- Scheduling: Call or book online. Emergency calls get priority.
- Diagnosis: Technician arrives on time, in uniform, with ID. They’ll inspect the issue and explain options before any work begins.
- Transparent Quote: You’ll receive a written estimate with parts, labor, and timeline. No surprises.
- Work Execution: Clean, efficient service with shoe covers and drop cloths to protect your home.
- Follow-Up: A team member checks in within 48 hours to ensure satisfaction.
This approach aligns with Google’s E-E-A-T principles (Experience, Expertise, Authoritativeness, Trustworthiness)—key ranking factors for local service businesses.
Real Customer Experience: A Case Study from Endicott
In January 2024, an Endicott homeowner woke to find her basement flooded due to a burst water heater pipe. With temperatures below freezing, she called AJ Leto & Sons at 6 a.m.
- 7:15 a.m.: Technician arrived, shut off water, and assessed damage.
- 8:30 a.m.: Replaced the faulty water heater with a high-efficiency model.
- 10:00 a.m.: Completed dry-out and prevented mold with a dehumidifier rental.
The homeowner later wrote: “They saved my basement—and my sanity. Honest, fast, and kind.” Reviews like this are why AJ Leto & Sons maintains a 4.9-star average across Google and Facebook.
FAQ Section
Q: Do AJ Leto & Sons offer financing or payment plans?
A: Yes! They partner with trusted lenders to offer flexible financing options for HVAC and plumbing upgrades, including 0% interest for qualified customers on systems over $1,000.
Q: Are they available for emergencies outside business hours?
A: Absolutely. AJ Leto & Sons provides 24/7 emergency service for heating failures during winter and major plumbing emergencies (like burst pipes or sewer backups).
Q: Do they service commercial buildings in Endicott?
A: They handle light commercial projects—like small offices, restaurants, and retail spaces—but focus primarily on residential clients to ensure quality and timely service.
Q: How often should I schedule HVAC maintenance?
A: Twice a year: once in spring (for AC) and once in fall (for heating). Regular tune-ups can improve efficiency by up to 15% and extend system life by 5+ years, per ENERGY STAR®.
Q: Is AJ Leto & Sons licensed and insured in New York?
A: Yes. They hold all required NY state licenses for plumbing and HVAC work and carry full liability and workers’ compensation insurance for your protection.
Q: Can they help improve my home’s indoor air quality?
A: Definitely. They install whole-house air purifiers, UV germicidal lights, and smart ventilation systems—especially beneficial for allergy sufferers or homes with pets.
Conclusion
When your plumbing fails or your heat goes out in Endicott, NY, you need more than a quick fix—you need a trusted partner who shows up, explains clearly, and stands by their work. AJ Leto & Sons Plumbing Heating & AC Endicott NY delivers exactly that: local expertise, honest pricing, and peace of mind.
Don’t wait for a crisis. Save their number now: (607) XXX-XXXX.
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Whether it’s a dripping faucet or a frozen furnace, AJ Leto & Sons has your back—just like they’ve had Endicott’s back for over 40 years.

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