Prime Building Surveyors is a premium building consultancy firm specialising in Building Permits and Inspections across all building classifications within Victoria.

The company was established by its founding Directors Adam Calleja and Sav Esen following a combined 40 years of experience working in senior roles at some of Australia’s most reputable building surveying firms. The extensive experience gained with working on some of Victoria’s most iconic and diverse developments has forged the foundation that Prime Building Surveyors is built on.

With a genuine passion for the built environment and a relentless pursuit of service excellence, our experienced team of building surveyors take pride in working on the projects that reshape our city and contribute to our local communities. Our consultative approach with all our projects ensures that clients and stakeholders not only receive the most appropriate service and advice, but also benefit from our commitment to foster meaningful client relations that ultimately develops into long term partnerships.

We pride ourselves on our ability to provide pragmatic building solutions that satisfy the demands of code compliance whilst allowing for creative, cost effective and quality designs.



Adam leads the team on many of the firm’s major projects. His experience across all building classifications, meticulous attention to detail and ability to provide pragmatic solutions is pivotal in seeing projects large or small satisfy regulatory compliance matters.

With a strong focus on client relations and a passion for innovation and the built environment, Adam continues to focus on developing best practice models within the industry to create streamlined, efficient and economical outcomes for our clients.


  • Registered Unlimited Building Surveyor (VIC) BS-U 41654
  • Australian Institute of Building Surveyors Member
  • Bachelor of Building Surveying Central Queensland University
  • Diploma of Building & Building Inspections Victoria Universityof Technology


Sav’s extensive experience working on medium to large scale developments provides invaluable strategic and expert advice to the design team. He has a consultative and results-oriented approach that is essential to resolving regulatory issues while at the same time allowing him to come up with effective design solutions.

Sav has worked across government and private sectors including some of Australia’s most reputable building surveying firms. He draws on his extensive experience working on medium to large scale developments providing strategic and expert advice to the design team.


  • Registered Unlimited Building Surveyor (VIC) BS-U 41708

  • Australian Institute of Building Surveyors Member

  • Bachelor of Building Surveying Central Queensland University

  • Diploma of Building & Building Inspections Victoria University of Technology