Business North October 2025

| 89 T T Vrginia Wright Engineering more fromNZ milk Greg Fahey: “Milk is one of the most complex raw materials we work with.” ENGINEERING Vertex Engineers In New Zealand’s dairy industry, good is never enough. Producers are constantly searching for smarter, safer, and more efficient ways to get more from every litre of milk, and that’s why they turn to Vertex Engineers. Based in Hamilton, the company combines Kiwi ingenuity with global best practice, bringing process, mechanical, and environmental engineering under one roof. For more than a decade, Vertex has helped food and dairy companies re-imagine what’s possible, from complete process lines and protein concentration systems to custom machinery and advanced automation. General manager and process engineer Greg Fahey has seen this shift firsthand. “In the early days, the race was to build bigger plants to keep up with milk supply,” he says. “Today, it’s about designing smarter factories that can extract more value from milk, whether that’s specialised formulations, protein fractions, specialty cheeses, or advanced nutrition offerings.” This evolution in thinking has reshaped the way New Zealand approaches dairy processing, and it’s where Vertex has found its niche. Once, success was measured by the sheer scale of a milk powder dryer. Now, it’s about the ability to tailor production to market demand. “Milk is one of the most complex raw materials we work with,” Greg explains. “It’s a mix of proteins, fats, lactose, minerals, and water. Our job is to design systems that can separate, concentrate, and recombine those elements in ways that deliver real value for our clients.” For Vertex, that can mean designing and installing a complete end-to-end process line, or creating a one-off piece of bespoke equipment in their Te Rapa workshop. In every case, the goal is the same: to give customers the tools to innovate, adapt, and stay competitive in an increasingly demanding, often global, market. Innovation in dairy isn’t just about yield or efficiency. It’s also about safety, compliance, and trust. Vertex has worked on projects where the smallest details make the biggest difference. Recently, the company developed a UV-C bulk bin treatment system that allows infant formula producers to meet the world’s toughest export standards. “These projects don’t just come down to performance,” Greg says. “They’re about safety, traceability, and proving that a product can consistently meet expectations in markets where the margin for error is zero. T “hat’s why we run proof-of-concept trials, factory testing, and safety verifications. Our customers need absolute confidence that what we’ve designed will keep working long after it’s installed.” That same philosophy guided the creation of a GMP-grade clean room facility for processing sheep’s wool extract into pharmaceutical products, proof that Vertex’s expertise extends beyond dairy into broader food and biotech innovation. Dairy success in New Zealand isn’t judged only by export value – it’s also measured by environmental responsibility. Here too, Vertex has become a trusted partner. The team has designed and delivered wastewater treatment upgrades, odour-reduction systems, and nutrient-management solutions to help processors meet increasingly strict discharge consents. “Helping processors meet environmental standards isn’t just about ticking a box,” Greg says. “It’s about protecting the land and water that the whole industry depends on. That’s a responsibility we all share.” For Greg and the Vertex team, every project is a step toward strengthening New Zealand’s global reputation in food and dairy. By designing systems that add value, improve safety, and protect the environment, Vertex is helping ensure the country’s largest export industry continues to lead the world. “Dairy innovation is a team effort,” Greg says. “Our role is to bring the engineering expertise that turns ideas into reality, whether that’s a new protein process, an advanced cheese line, or a sustainable wastewater solution. When we get that right, it’s not just our clients who benefit. It’s New Zealand as a whole.” • Design & Build Projects • Industrial Electrical Installations • Control Panel Design & Build • EEHA - Hazardous Areas • Electrical Engineering • Control & Automation • Electrical Thermography • Machine Safety Systems

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