KMJ Builders Inc. focus is on one thing: Quality.
KMJ Builders is a contractor based in Waltham, MA. Our team is highly skilled in delivering beautiful home renovations and hardscapes in the greater Boston and surrounding Middlesex County area. Delivering not only beautifully finished work, our customer's experience is also our priority. From being on time for the initial free estimate, meeting with clients to aid in selecting the best materials for the project, to getting your job done with a fast turnaround, efficiently, and cleaning up after each workday, there is a reason KMJ Builders is known as a top choice for home and business owners looking to update their space!