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Len The Plumber Heating & Air LLC is a well-established home services company in Baltimore, MD, providing plumbing, sewer and drain services, water heater services, well services, air conditioning, heating, and indoor air quality solutions. With a 4.7-star rating and over 16,000 customer reviews, Len The Plumber has built a trusted reputation across the Baltimore metropolitan area for reliable HVAC and plumbing services. Their HVAC team is experienced with the full range of heating and cooling systems appropriate for Maryland's distinct four-season climate. Len The Plumber's comprehensive service offerings and years of experience make them a dependable partner for Baltimore homeowners seeking professional home comfort solutions. **Frequently Asked Questions** **Q: Does Len The Plumber offer well services for Baltimore-area homeowners?** Yes, Len The Plumber provides well services for homeowners in the Baltimore area who rely on private well water, including pump repairs and pressure system maintenance. Their team understands the specific needs of well-water households and can address issues with water quality, flow, and pressure. **Q: How should Baltimore homeowners prepare their HVAC systems for winter?** Baltimore winters can be cold and demanding on heating systems, so Len The Plumber recommends scheduling a heating system tune-up in the fall before temperatures drop. A pre-season inspection can identify any issues with your furnace, heat pump, or boiler and ensure it is operating safely and efficiently through the winter months. **Q: Does Len The Plumber handle indoor air quality services in Baltimore?** Yes, Len The Plumber offers indoor air quality services to help Baltimore homeowners improve the air they breathe inside their homes. Solutions may include air purification systems, humidity control, and upgraded filtration that can reduce allergens, pollutants, and excessive moisture common in the mid-Atlantic region's climate.
Data updated Apr 11, 2026
| # | Business | Rating | Reviews | Response |
|---|---|---|---|---|
| #1 | Complete Climate Services LLC | 5.0 | 807 | Tracking |
| #2 | Cozy Heating & Cooling, LLC | 5.0 | 131 | Tracking |
| #3 | Baltimore HVAC Repair Elite | 5.0 | 26 | Tracking |
| #4 | Maryland Heating & Air | 4.9 | 379 | Tracking |
| #5 | Amazing Plumbing, Heating & Air | 4.8 | 2,129 | Tracking |
| #6 | One Hour Air Conditioning & Heating® of Baltimore | 4.8 | 224 | Tracking |
| #7 | Len The Plumber Heating & Air, LLC | 4.7 | 16,271 | Tracking |
| #8 | Michael & Son Services | 4.7 | 8,241 | Tracking |
| #9 | Reliability Home Services | 4.7 | 547 | Tracking |
| #10 | At Your Service Heating and Cooling LLC | 4.6 | 815 | Tracking |
| #11 | Blue Dot. Heating Air Conditioning Plumbing | 4.5 | 7,451 | Tracking |
| #12 | A.J. Michaels | 4.5 | 310 | Tracking |