Our story

Proudly Kiwi-owned since 1975, we’ve always valued innovation, technology and integrity

Genera is an international provider of biosecurity treatments


Established in 1975 by Mark Greenwood, Genera is still 100 per cent Kiwi-owned. Mark was subsequently awarded a New Zealand Order of Merit for services to biosecurity in 2016.

We have always valued innovation, which is why Genera focuses on research and development of alternative solutions to meet the ever-changing demands of clients, regulators and environmental bodies. Our team of dedicated research scientists are constantly testing new fumigant recapture and alternative treatment technology options.

Genera offers a comprehensive range of treatment options and can advise on the best solution for your business.


We unashamedly seek out the best solution for the most competitive price. Our international presence gives us access to the best technology. However, if we cannot find the best solution for your needs, we will do our best to invent it.

  • Ministry of Primary Industries accredited
  • ISPM15 accredited
  • Sole New Zealand member of International Maritime Fumigation Organisation
  • Founding member of Stakeholders in Methyl Bromide Reduction group
  • Member of Pest Management Association of New Zealand

Our story


Established in 1975 by Mark Greenwood, Genera is still 100 per cent Kiwi-owned.

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Our people


Our team of global biosecurity experts and scientists have the skills and experience to take on any challenge.

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Science & Innovation


While existing techniques may get the job done now, we believe that investment in improvement is always worthwhile.

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