Creating beautiful kitchens & bathrooms for Ottawa homeowners since 2006.

We help Ottawa homeowners like you, every step of the way, with their kitchen renovation & bathroom renovation projects.

We start with a free consultation to assist you with all your questions and concerns.

You’ll receive premium craftsmanship and deluxe customer service, with beautiful design options to suit your preferences and budget.

I’m Justin Linden, the founder of Black Walnut.

Thank you for visiting, and I’m looking forward to helping you with any questions or concerns you might have about your home renovation.

Feel free to contact me at (613) 680-1474 or send me an email Justin@BlackWalnutkb.ca

  • "I would absolutely recommend this renovation company, hands down one of the best in Ottawa. The owner Justin is such an amazing guy and a hard worker. He was very organized and he completed the job very fast. And I love the outcome of my kitchen. Thanks Justin!"

    DUAA ALI

  • "Great company and great services! Highly recommend. "

    ALIZA HARPAR

  • "The attention to detail is wonderful and Justin and Erica are 2 of the nicest people you'll ever meet. They dropped in a variety of times to ensure everything was going according to plan. My suggestions and questions were always addressed with great answers and implemented equally as well. When they say "this is yours" and whatever you want you will get, they weren't kidding. I would highly recommend them for any home renovation."

    MIKE DWYER

  • "Fantastic with endless innovative ideas and services."

    JAMES BROWDSON

  • "I have worked with Justin several times over the years and have found him to be a true professional and passionate about his craft."

    HORACIO FIELDS

  • "Custom interior Dutch door built and installed. Very satisfied; just what we needed. Thanks!"

    KERRY MONAGHAN

  • "Love our new bathroom design. Black Walnut was highly professional. Thank you for making us very happy! :)"

    BOHOL MOTORCYCLEHIRE

WHY HOMEOWNERS CHOOSE US

  • White-glove customer service

    White-Glove Service

    As a client, you’ll receive a premium experience with Black Walnut. We prioritize your concerns & requests before, during & after your renovation. We cultivate clear communication and demonstrate exceptional care & attention toward each customer.

  • Premium craftsmanship

    Premium Craftsmanship

    We only partner with premium suppliers such as Urban Quarry, Odaxio and Euro Tile to name a few. They exemplify our high standard of product excellence, expert craftsmanship. & above-and-beyond customer service.

  • 5-Star Reputation

    We’re proud to have a 5-Star rating. It demonstrates our 18 years of dedication to exceptional customer service and luxury kitchen & bathroom renovations. Our reputation stands as a reflection of our high standards in our work and customer relations.