Expertise. Integrity. Craftsmanship.

Renovating New Jersey Since 1992

  • SIDING

    SIDING

  • Basement Renovation

    BASEMENT RENOVATION

  • Door Installation

    DOOR INSTALL

  • Garden Project

    BACKYARD GARDEN

  • INDUSTRIAL WINDOWS

    INDUSTRIAL

  • Bespoke Woodworking

    Bespoke Woodworking

    Craft custom decks and interior trim with precision and creativity to match your vision.

  • Oceanfront Siding

    Oceanfront Siding

    Expert installation of ocean-resistant siding, tailored for coastal homes' unique needs and conditions.

  • Custom Installations

    Custom Installations

    Specialized in Andersen windows and doors, ensuring expert fitting and leak prevention.

  • Storm Damage Repair

    Storm Damage Repair

    Quickly identify and fix water-related damage for lasting results and peace of mind.

What Our Clients Say

  • "The team made sure our house was built according to our town’s energy efficient standards. We love our new home!"

    Emmett Marsh

  • "Our new deck is so well designed. It gave us the outdoor space we needed without breaking our budget. We can’t imagine how we lived without it for so long."

    Lindsey Beumer

  • "Working from home is an absolute pleasure in my studio shed. The team’s attention to detail really shines in the custom-built desk and cabinets. I can’t wait to work with them when it’s time to build the addition to our house."

    Keith Finley

Ready to Restore and Enhance Your Home?

It all starts with a conversation. Perhaps you're looking to repair storm damage. Maybe you aim to upgrade your home's aesthetics and functionality. Or perhaps you're seeking expert craftsmanship for a unique home improvement. Whatever your vision, KOC is here to bring it to life. Reach out today, and let's transform your home together.

  • KO Contracting founder Ken Ott

    KEN

    Founder

  • Oranssi project manager Siobhan

    SIOBHAN

    Office Manager

  • KO Contracting general contractor Josh Ott

    JOSH

    General Contractor

Renovating New Jersey Since 1992

About Us

Expertise Born from Experience

With two decades of dedication, Ken Ott stands as a veteran of expertise in home restoration and custom installations. His journey began with a deep-rooted passion for transforming homes into beautiful and functional spaces.

At the core of our ethos is a commitment to excellence, honed through years of specialized work as Andersen window and door technicians.

Innovation Meets Craftsmanship

Our approach blends innovative techniques with traditional craftsmanship. Specializing in identifying and resolving complex water and air leaks, we bring a level of precision that is unmatched in the industry. Whether it’s intricate woodworking, custom deck building, or oceanfront siding installations, our work is a testament to our meticulous attention to detail and a relentless pursuit of perfection.

A Legacy of Trust

At KO Contracting we build relationships based on trust and reliability. Each project is an opportunity to showcase our skills and leave a lasting impression of quality. Our gallery of before-and-after photos narrates stories of homes revived and dreams fulfilled.

Your Vision, Our Mission

Understanding that every home and homeowner has unique needs, we tailor our services to match your vision. From storm damage repair to bespoke installations, our mission is to deliver results that exceed expectations, ensuring that your home is aesthetically pleasing as well as structurally sound and enduring.