John's Plumbing by Giovanni Stemma Brooklyn NY
Business Overview
John's Plumbing by Giovanni Stemma Brooklyn NY is a neighborhood service provider focused on plumbing, HVAC, and basic carpentry work. The company answers emergency calls and schedules routine plumbing inspections. A small crew of licensed technicians handles both residential and light commercial jobs across Brooklyn.
Key Services
Services are grouped for clarity and quick reading:
- Plumbing: leak repair, drain clearing, fixture replacement, and plumbing inspection.
- Heating & Cooling (HVAC): heating system checks, thermostat work, and seasonal tune-ups.
- Carpentry: basic carpentry tied to plumbing projects—vanity installs, access panels, and trim repairs.
- Emergency Response: 24/7 on-call for urgent leaks and heating failures in cold months.
Areas Served
The business centers its work in Fort Hamilton NY. Technicians also commonly serve neighboring Brooklyn neighborhoods such as Bay Ridge and Dyker Heights when schedules allow. Response times reflect local traffic and subway service, so peak-hour visits are planned accordingly.
Company History
Giovanni Stemma started the business after years working for larger contractors around New York. He launched the company to offer steady, local service in Brooklyn rowhouses and brownstones. Over time, the operation added HVAC and carpentry to provide practical one-stop repairs that fit older city homes.
The team grew slowly and deliberately. Staff are chosen for hands-on experience with NYC plumbing systems and the quirks of older buildings.
Leadership
Owner and founder Giovanni Stemma brings hands-on trade experience and a practical approach to repairs. He is active in local trade circles and attends community meetings when building projects affect streets or sidewalks.
Giovanni stays involved in day-to-day work and schedules, which keeps the company connected to neighborhood needs and seasonal demands like winter heating checks and summer cooling service.
Specialties & Highlights
- Focused plumbing inspections that locate slow leaks and hidden issues in older fixtures.
- Work tailored for Brooklyn housing: brownstones, rowhouses, and small walk-ups.
- On-call availability for urgent leaks and no-heat situations during cold spells.
- Integrated carpentry for repair work that follows plumbing jobs, reducing follow-up visits.
Why Locals Choose John's Plumbing by Giovanni Stemma Brooklyn NY
Neighbors pick this company for steady reliability and practical repairs. The team works to deliver clear estimates and straightforward fixes. Their long-standing presence in Brooklyn and careful attention to older building systems make them a sensible option for Fort Hamilton residents.
For residents who prefer quick local service and a small crew familiar with neighborhood homes, John's Plumbing by Giovanni Stemma Brooklyn NY is a practical choice for plumbing, HVAC checks, and on-site carpentry tied to repairs.
Contact Information
John's Plumbing by Giovanni Stemma
: Brooklyn, NY 11209
Business Services
- Carpenters
- Plumbing inspection
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | Open 24 hours |














