With industry-leading services such as Ultra-high Water Jetting and Abrasive Blasting, InterGroup delivers cleaning and maintenance services to numerous clients in the Energy sector. All aspects of our services are HSEQ-compliant, while our rigorous attention to quality and efficiency means our services will always conform to your high standards.

At InterGroup, we believe that your productivity is your business – we have one of the most comprehensive ranges of machines in NZ for various tailored services. We’ve worked with different industrial manufacturing businesses – sugar factories; dairy and meat factories; glass, pulp, paper, steel and timber manufacturers – and you could be next!

For all your specialist marine services and tank maintenance needs, look no further than InterGroup. We provide class-leading Marine services such as ship cleaning, surface preparation and painting services across NZ for 40+ years. Wave goodbye to marine growth and corrosion – say hello to innovative solutions and flexible services.

InterGroup helps dairy factories boost their productivity by providing an extensive range of industrial cleaning services. Our capabilities include vacuum loading, liquid waste management and corrosion assessment/protection. The combination of fully trained staff and utilisation of robotic units means exposure to health and safety risk is significantly minimised.