Partner with an experienced Mornington Peninsula custom builder.

With years of residential building experience, our focus is bringing the client on the building journey from the outset and delivering a high-quality home to enjoy well into the future.

Custom built bathroom by Built Onspec
Custom built bedroom by Built Onspec
Custom built living area with exposed brick by Built Onspec
Custom built modern white kitchen by Built Onspec
Home frontage with updated entrance by Built Onspec
Custom built bathroom with freestanding bathtub by Built Onspec

Our dedication lies in nurturing meaningful relationships with our clients.

We pride ourselves on being a custom builder that can bring to life our clients vision. Overseeing every aspect of the construction process, we offer unparalleled attention to detail with a strong emphasis on transparency from the design phase to project handover.

Our experience will be the guidepost to your beautiful custom home.

With over 25 years of experience, Dan Smith created Built Onspec with a desire to create lasting relationships with home owners, architects, designers, contractors and suppliers.

Dan began his building journey by completing his apprenticeship with an award winning home builder on the Mornington Peninsula. After working for numerous Victoria based builders, Dan used his wealth of experience and love of building to found Built Onspec.

Built Onspec focus on delivering quality, unique homes where people feel they belong. Every detail of the build is over seen personally by the builder assuring the highest quality finish.

Renovated home with updated entrance by Built Onspec

Contact us and our friendly team will take you through the first steps towards your new custom build.