Our Joint Ventures

Our Joint Ventures


Maintenir is a joint venture company, bringing together the experience and skills of four successful New Zealand companies, including Culham Engineering, in delivering total engineering maintenance and project solutions for heavy industry organisations.

Maintenir Website 

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CH Steel

CH Steel is a joint venture company, between Culham Engineering, Whangarei, New Zealand and Herrick Corporation, Stockton, CA USA. This unique venture brings together an unprecedented capacity to manage and deliver high volumes of fabricated steel for end-to-end steel services.

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