We deliver unparalleled personalised customer service across residential and commercial projects throughout Western Australia.

Allan Thomas

Alan Thomas


As founder of Thomas Building, Alan works with clients, developers and stakeholders to provide full end-to-end project management from concept to completion. With his leadership and many years of experience, the business has successfully grown to become a recognised name both in the Perth Metropolitan area and in the regions of Western Australia.

Alan’s reputation is based on integrity and reliability. His core belief in personalised service and maintaining strong relationships that last beyond construction completion comes through in the Thomas Building culture and approach to all projects. For Alan, the values of respect and trust between clients, staff, subcontractors and suppliers are paramount and lasting.

Greg Cran

Greg Cran


Greg, with over 25 years of Building and Construction experience, and as co-owner of Thomas Building, offers a wealth of knowledge and experience in the construction of a wide range of projects, including project types such as Mixed Use Developments, Shopping Centres, Health Care Centres and distinct regional solutions.

His strengths include attention to detail, thinking outside the box, adapting to change and challenges by thinking creatively, accepting possibilities and championing new innovations.

Greg has a proven track record for delivering large complex projects and undertakes the responsibility for design and completion of all projects with a can-do attitude that will deliver results and surpass expectations.