What We Do
Full-Service Contracting for New Jersey Homes
From a single room refresh to a complete home transformation — we bring the same level of skill, care, and craftsmanship to every project.
One Contractor. Every Trade.
K&J Contractors LLC handles every phase of your project in-house — design, demolition, framing, electrical coordination, plumbing coordination, tile, cabinetry, finish work, and final inspection. No subcontractor juggling. No finger-pointing. Just one accountable team from start to finish.
Transform your entire living space
Home Renovations
Whether you're updating a single room or reimagining your entire home, our renovation team delivers results that blend beauty with lasting durability. We handle everything from design through final walkthrough.
- Full-home and room-by-room renovations
- Open-concept conversions and layout changes
- Flooring, trim, and finish carpentry
- Painting and wall treatments
- Lighting and electrical updates
- Custom built-ins and storage solutions
Unlock the potential beneath your feet
Basement Finishing
An unfinished basement is untapped living space. We transform raw concrete and exposed joists into polished, functional rooms — home offices, playrooms, gyms, bars, or in-law suites.
- Full basement finishing and fit-out
- Egress windows and code compliance
- Waterproofing and moisture management
- Drop ceilings, drywall, and flooring
- Wet bars and kitchenette installations
- Home gym and recreation room builds
Spa-quality finishes, built to last
Bathroom Remodels
From a powder room refresh to a master bath overhaul, we deliver bathroom renovations that combine elegant design with expert waterproofing and tile work.
- Full bathroom gut and rebuild
- Custom tile showers and steam rooms
- Freestanding tubs and soaking tubs
- Vanity, fixture, and hardware installation
- Heated floors and towel warmers
- Accessibility and ADA-compliant upgrades
The heart of your home, reimagined
Kitchen Remodels
We design and build kitchens that are as functional as they are beautiful — custom cabinetry, premium countertops, and smart layouts that make cooking and entertaining a pleasure.
- Custom and semi-custom cabinetry
- Quartz, granite, and marble countertops
- Island design and installation
- Appliance integration and hood venting
- Backsplash tile and under-cabinet lighting
- Full plumbing and electrical coordination
More space, seamlessly integrated
Additions & Extensions
When your family grows or your needs change, a well-built addition is the smartest investment you can make. We design and construct additions that look and feel like they were always part of your home.
- Room additions and bump-outs
- Second-story additions
- Sunrooms and four-season rooms
- Garage conversions and ADUs
- In-law suites and guest quarters
- Full permitting and code compliance
Extend your home into the outdoors
Decks & Outdoor Living
New Jersey summers deserve a great outdoor space. We build custom decks, patios, and outdoor living areas designed for the way you actually live — and built to handle every season.
- Composite and hardwood deck construction
- Multi-level and wraparound decks
- Pergolas, shade structures, and gazebos
- Outdoor kitchens and built-in grills
- Patio pavers and hardscaping
- Railings, lighting, and built-in seating
Cinema-quality entertainment at home
Home Theaters
We design and build dedicated home theater rooms that deliver an immersive experience — from acoustic wall treatments and tiered seating to 4K projection and surround sound integration.
- Dedicated theater room design and build
- Acoustic wall panels and sound isolation
- Tiered platform seating construction
- 4K projector and screen installation
- Surround sound and AV integration
- Custom lighting and control systems
Any project, any size
General Construction
Not every project fits a neat category. Our general construction services cover the full range of residential work — structural repairs, framing, roofing coordination, and everything in between.
- Structural repairs and reinforcement
- Framing and rough carpentry
- Drywall installation and finishing
- Interior and exterior painting
- Window and door installation
- Handyman and punch-list services
Our Process
How We Work
A clear, transparent process from first call to final walkthrough.
01
Free Consultation
We meet at your home, listen to your vision, and assess the scope. No pressure, no obligation.
02
Detailed Estimate
You receive a clear, itemized estimate — materials, labor, timeline — so there are no surprises.
03
Design & Planning
We finalize selections, pull permits, and create a project schedule that works around your life.
04
Expert Construction
Our crew gets to work. You get daily updates and a clean, organized job site throughout.
05
Final Walkthrough
We walk the finished project with you and don't consider the job done until you're completely satisfied.
Start Your Project Today
Every project begins with a free, no-obligation estimate. Tell us what you're envisioning and we'll tell you exactly how we'd make it happen.