Contractor

JNJ Builders

Name: JNJ Builders
Telephone: +17863767502
Rating: 4.8

Building work done properly — on time, on brief. Renovations, extensions, and reliable general building for homeowners who want clarity.

Call +17863767502 Services

Services

What we help with

Craftsmanship without the chaos

Home renovations

Kitchens, living spaces, and whole-home refreshes managed end-to-end.

Extensions & conversions

Extra space planned carefully for structure and light.

Carpentry & finishing

Doors, trim, and details that make a project feel complete.

Repairs & alterations

Practical fixes and improvements without a full renovation.

Project coordination

Trades sequenced so you’re not left managing chaos.

Kitchen & bath remodel support

Structural and fit-out work behind great finishes.

Process

How it works

1

Brief & walkthrough

We understand goals, constraints, and budget range.

2

Scope & schedule

Written plan with milestones you can follow.

3

Build & snag

Protected site, steady progress, and a proper snag-list finish.

4.8

Google rating

17

reviews

Call

Direct to the team

About

Builders who communicate as carefully as they construct

Good building work is planning, protection, and follow-through — not just swinging tools. We keep you informed, respect your home, and aim for finishes you’ll still like years later.

Google Reviews

What customers say

Rated 4.8 from 17 Google reviews. See all on Google

Corey Sherman ★★★★★

“I had an amazing experience with JNJ Builders during my home renovation in Miami. John, the owner, was professional, honest, and on top of every detail from start to finish. He grew up in the construction business and truly knows every aspect of it inside and out. His experience working with subcontractors really shows — everything ran smoothly and on schedule. What stood out most was how John took the time to break”

8 months ago

Graham Isaacs ★★★★★

“I recently hired John and JNJ Builders for a renovation project on my townhouse in Miami. I couldn't be happier with the results. From start to finish, the team was incredibly professional, clean, friendly, and efficient. They completed the …”

9 months ago

David DiGregorio ★★★★★

“I can't recommend these guys enough. Working with John and his crew was an absolute pleasure. Every step of the way their professionalism, attention to detail, and over-delivery made our project easy to manage. Although not doing the work himself as the owner, John stayed intimately involved day to day sharing daily updates on where we were, what was needed, and his professional recommendations. I would absolutely wo”

9 months ago

Louis Adler ★★★★★

“I used JNJ Real Estate for a complete apartment renovation all the way down to the studs and the experience was exceptional. John’s attention to detail is unmatched, and he was very, very communicative from start to finish. The workmanship …”

9 months ago

Andrew Cavitolo ★★★★★

“I’ve worked with a lot of builders over the years, but JNJ Builders is on a completely different level. The quality of work, attention to detail, and professionalism are unmatched. Every step of the project was handled with care, transparency, and true craftsmanship. On top of being the best builder I’ve ever come across, he’s also an incredibly good looking Italian man, which doesn’t affect the work, but certainly d”

8 months ago

Laura Gomez ★★★★★

“I highly recommend JNJ builders. I had a complete remodel of a kitchen and 2 bathrooms in my condo, which involved a full demolition and structural redesign. I didn't know where to begin but John took complete control, assembling the …”

9 months ago

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