Born in New Zealand 65 years ago, Holmes is a highly successful international business. With more than 500 people worldwide, Holmes works together to deliver a powerful combination of innovation, technical excellence, and good old-fashioned pragmatism.

Holmes brings inspired practicality to some of the world’s most complex engineering, design, and compliance challenges. Based in four countries, we are a distinctively international business with Kiwi roots. Working across Australia, New Zealand, the United States, and the Netherlands, we combine international best practice with local knowledge earned on thousands of challenging projects in our own backyards.

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Holmes AUS & NZ

Structural Engineering, Fire Life Safety, and Infrastructure expertise in Australia, New Zealand, and the Netherlands.

Holmes US

Structural Engineering and Fire Life Safety for design-first projects in the United States.

Holmes Solutions

Product Design and Testing for boundary-pushing clients across industries and countries.




We’ve built our reputation for delivering premium structural engineering in challenging seismic zones.

We combine rigorous thinking, original technologies, and ingenuity—finding new and better ways to deliver resilient structures.

Ever-positive and committed to leading new standards of analysis and design, we are the creative, quality-focused alternative to run-of-the-mill engineering.

With a substantial portfolio of signature projects, Holmes is trusted to deliver outstanding structural designs all over the world.

Holmes Group

We're a specialised fire engineering consultancy with a world leading reputation.

We’ve grown to serve clients from offices in Sydney, Brisbane, Melbourne, Auckland, Wellington, Queenstown, Christchurch, Hawke’s Bay, Los Angeles, Portland, San Francisco, and Seattle.

With an evident spirit of collaboration, we pursue technical design to permit the freedom of architectural expression—whether through performance-based solutions or the pragmatic application of prescriptive building codes.

We offer a ready reserve of talent, experienced in the unique technical challenges of each project. Pairing innovation with applied expertise, Holmes develops superb solutions with matchless reliability.

Holmes Group

Infrastructure design takes the creative know-how of our engineers who design bridges, roads and marine structures.

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Holmes Group
Holmes Solutions

Holmes Solutions designs, develops, and tests products and systems in high risk industries. We pioneer ideas to disrupt competitive commercial and regulatory driven markets.

Obsessive about our clients’ market objectives, and keenly attuned to understand the needs of users, we employ evidence-based engineering to maximise certainty and optimise performance. Simply put, we create products that win.

With a global footprint and diversified technical skills, we add value across all stages of a product’s lifecycle—from initial feasibility through to final compliance testing. We strike a competitive advantage by developing products that are useful, desirable, and profitable.

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Holmes Solutions


Holmes delivers expert structural, civil, geotechnical, and fire engineering—as well as international product development and testing.


Founded 65 years ago in New Zealand by Lyall Holmes, we have a long and established history of solving complex engineering, design, and compliance challenges.


We’ve exported our specialist skills all over the world, with offices across Australia, New Zealand, the United States, and the Netherlands—with more than 500 people across 15 locations.


Our people share a culture of curiosity and a love of creativity. Working together in an integrated way, we consistently deliver brilliant, efficient solutions—whatever the challenge.