The perfect custom builder.

Welcome to Mark B Building, one of the South West’s premier home builders. Established in 2016, after mastering our crafts in the South West over the past 20 years, Mark B Building now is dedicated to delivering the best in custom home and building projects.

With Mark personally working on each project to guarantee every client reaches their dreams for their project. From full custom home builds to renovations and extensions, Mark B Builders works with sustainability and energy efficiency in mind for the lifetime of the build.

From conception to completion MarkB works closely with top designers, draftsmen and architects.
Depending on your vision and budget we will partner you with the right team to draw your plans.

Enjoy the Building process knowing MarkB only takes on a select few projects at any one time ensuring quality craftsmanship and involved service.

Mark B Building operates in Bunbury, Dunsborough and the South West.