Highland Developments
Plan | Design | Build
Custom homes, additions, and major renovations built with precision across Simcoe and the GTA. With over 20 years of hands-on construction experience, Highland Developments brings thoughtful planning, strong execution, and trusted craftsmanship to every project.
ABOUT
Diverse solutions tailored to your every need
At Highland Developments, every project starts with a clear plan and ends with work built to last.
Founded in 2016 by Jason Mendonsa, Highland Developments combines deep construction expertise with a practical, hands-on approach to custom homes, additions, renovations, and project management. From concept to completion, every detail is carefully managed to keep quality high, communication clear, and timelines moving.
Why Highland Developments.
20+ Years of Experience
Deep hands-on construction knowledge across every stage of the build.
Built With Trusted Trades
A strong network of skilled professionals who take pride in quality workmanship.
Hands-On Leadership
We work closely with clients to ensure every detail is executed properly.
Modern, Practical Solutions
Smart building decisions that balance design, durability, and budget.
