Len Thonus Plumbing And Heating: Trusted HVAC & Plumbing Services in Mahwah, NJ
Len Thonus Plumbing And Heating in Mahwah, NJ, is a family-owned, fully licensed provider of plumbing, heating, and air conditioning services. For over four decades, this company has been the go-to choice for homeowners and businesses across Northern Bergen County and nearby areas.
Business Overview
This local team handles both residential and commercial projects, from routine maintenance to urgent repairs. They are available for emergency calls, understanding that a burst pipe or a broken furnace in a Mahwah winter can't wait. Their technicians are trained and use modern equipment to get the job done right.
Key Services
Len Thonus Plumbing And Heating offers a wide range of services to keep your home or business comfortable and functional.
- Plumbing: Repair and installation for sinks, toilets, showers, tubs, faucets, drains, and garbage disposals. They also handle gas line and water pipe work.
- Water Heaters: Installation, repair, and service for hot water recirculation pumps.
- Heating & Cooling (HVAC): Full system installation, replacement, repair, and regular maintenance to handle Mahwah's hot summers and cold winters.
- Inspections: Plumbing checks to help prevent problems before they start.
Areas Served
The company serves a wide area including West Milford, Ridgewood, Vernon, Pequannock, Ramsey, Oakland, Ringwood, and over 20 other towns in Bergen, Passaic, and Sussex Counties. Their long history here means they understand the common plumbing layouts in older Ridgewood homes and the HVAC needs of newer builds in towns like Franklin Lakes.
Company History
Founded over 40 years ago by Len Thonus, a Mahwah native, the business grew from a one-person operation into a trusted local institution. It remains family-owned and operated, focusing on building lasting relationships rather than just completing jobs. This steady, local growth is a key part of their story.
Leadership
Len Thonus himself brings deep, hands-on experience to every project. Holding both a Master Plumber license (#12177) and a Master HVACR license (#2786) from the State of New Jersey, he sets a high standard for quality and code compliance. His local roots mean he's invested in the community's well-being.
Specialties & Highlights
- Holds dual NJ Master Licenses for plumbing and HVAC, a mark of extensive expertise.
- Over 40 years of continuous, reliable service to the Northern New Jersey area.
- A family-owned business that values honest, straightforward service.
- Equipped to handle everything from a simple faucet repair to a full HVAC system replacement.
- Deep knowledge of local housing styles and common system issues in the region.
Why Locals Choose Len Thonus Plumbing And Heating in Mahwah, NJ
Residents and business owners in Mahwah, NJ, and the surrounding towns return to Len Thonus Plumbing And Heating for a simple reason: proven reliability. The combination of four decades in business, proper state licenses, and a commitment to fair dealing creates a level of trust that's hard to find. When you need plumbing work or your heating system serviced before the next cold snap, this is a local company that has consistently shown it can be counted on.
Contact Information
Len Thonus Plumbing And Heating
: 113 Cedar Hill Ave, Mahwah, NJ 7430
Business Services
- Bathtub installation
- Drain installation
- Drain repair
- Faucet installation
- Faucet repair
- Garbage disposal repair
- Gas line installation
- Gas line repair
- Hot water recirculation pump installation
- Hot water recirculation pump repair
- HVAC installation or replacement
- HVAC system repair
- HVAC system maintenance
- Plumbing inspection
- Plumbing installation or replacement
- Plumbing repair
- Shower installation
- Sink installation
- Sink repair
- Toilet installation
- Toilet repair
- Water heater installation
- Water heater repair
- Water pipe installation
- Water pipe repair
Business Location & Hours
| Mon: | 7:30 AM - 4:00 PM |
| Tue: | 7:30 AM - 4:00 PM |
| Wed: | 7:30 AM - 4:00 PM |
| Thu: | 7:30 AM - 4:00 PM |
| Fri: | 7:30 AM - 4:00 PM |
| Sat: | Closed |
| Sun: | Closed |









