O’Connors is committed to ensuring excellence and quality in everything we do to create systems for you that are productive, effective, and most of all efficient. We deliver.

We are an engineering based mechanical construction and services company. We value delivery and bring a whole of life perspective towards the systems performance and energy optimisation in your facility.

We are a cohesive team comprising of highly skilled professional and trades people with extensive experience working to deliver and maintain exceptional outcomes in our industry.

Established in 1999, O'Connors is an industry leading, South Australian, and private family-owned mechanical services provider. We hold a reputation at the forefront of the industry and maintain the skills and resources necessary to handle any building services challenges.


Engineers +


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Featured case studies

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