Ultra Building Co.

Ultra Building Co (established 2016) is a dynamic Sydney-based construction company known for delivering exceptional results across a diverse range of sectors—including residential, commercial, retail, industrial, hospitality, government, and education. Founded by MD Adrian Sicari, who brings over 25 years of industry expertise, the firm combines technical precision and a commitment to high-quality outcomes with a collaborative ethos that fosters strong client and stakeholder relationships. Ultra Building Co’s leadership team, which collectively holds over 30 years of experience, has successfully delivered everything from high-end hospitality fit-outs to luxury residential and commercial developments valued up to AUD 150 million.