Building For You

Colli Constructions are a privately-owned Western Australian construction company with over 28 years’ experience in the building industry.

We’re focused on delivering first-class residential and industrial construction in a professional, efficient, and cost-effective manner. We deliver on time, every time, and believe our personal, collaborative approach sets us apart as industry leaders. We’re small enough to care and large enough to deliver.

As owner-operators, we treat every project as if it’s our own. When you partner with Colli, you’ll be personally taken care of by our Directors, who oversee and coordinate every stage of your project. With one point of contact who manages it all from start to finish, you’re guaranteed seamless project delivery with a flawless end-result.


To be leading property designers, developers, and constructors in Western Australia, always exceeding our clients’ expectations and providing outstanding developments.

Premium Experiences

Our clients deserve exceptional, personalised service — and we’ll always provide it.

Quality Establishments

Whether it’s a factory or a new home, our timeless developments are second-to-none.

Honourable Practices

We’re experts in our industry, value our community, and take care of our environment.