HGM Construction delivers a diverse range of marine services across Canterbury’s coastal and harbor environments — with a capability that has grown organically over many years through trusted client relationships, specialist equipment, and a proven ability to operate safely and consciously in demanding conditions.
Our clients include Lyttelton Port Company, Environment Canterbury, government agencies and local councils, and tier one contractors — all of whom rely on our ability to mobilise quickly, manage complex environmental and safety requirements, and deliver high quality projects.
With deep knowledge and experience working in a marine environment as well as strong relationships with support services such as helicopter providers and other maritime service operators, HGM Construction brings genuine capability to New Zealand’s most challenging marine environments.



