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Mia Sonntag

Assistant Branch Manager

BE (Civil), PMP, PRINCE 2, CMEngNZ, PrEng

Mia is a Project Manager and Structural Engineer with over 20 years of experience in the building industry, delivering projects across education, healthcare, public, heritage, and residential sectors, both in New Zealand and internationally. 

Mia’s background as a Structural Engineer, combined with programme-level leadership, enables her to bring strong analytical thinking, technical accuracy, and calm, pragmatic decision-making to every project and role.  She sets clear expectations, empowers those around her, and consistently promotes a best-for-project mindset, making her a trusted mentor and technical authority within the team.

mia.sonntag@octa.co.nz

 

Olga Antoniewicz

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Vernon Lu

Octa Vernon
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