Deep Roots
Modern Approach
Crafting Luxurious Homes in Jupiter, Florida for over 40 years
Established in 1982, John McDonald Company has been a beacon of excellence in creating custom-built homes of distinction in picturesque South Florida. With a steadfast commitment to unparalleled service and a seasoned team of craftsmen and experts, we bring dreams to life, one home at a time.
Meet John “Dennis” McDonald
AND HIS TEAM
At the helm of John McDonald Company is John “Dennis” McDonald, a visionary leader with a passion for perfection. With a keen eye for detail and a hands-on approach, he oversees every aspect of the process — from initial design concepts to final completion. His presence ensures that each residence bears the hallmark of superior craftsmanship and stays true to its unique design.

Keith Ustinowich
Vice-President
Colleen Brenes
Accounting Manager
Trusted Team, Trusted Legacy
Our success story is built upon the foundation of enduring relationships — with our clients, subcontractors, and the community.
Our team of dedicated experts bring confidence and passion to every aspect of the construction process, ensuring that each home we build is a testament to quality, integrity, and unparalleled craftsmanship.