To create a total electrical engineering solution, our clients draw on our engineers’ decades of expert knowledge, experience and skills to deliver accurate, safe and sound consultancy advice for a range of short and long-term projects across the food and beverage, civil, manufacturing and warehouses.
Within our electrical project management services we advise and consult on short-term or long-term projects for commercial, warehouse and industrial manufacturers in Hamilton and the greater Waikato.
Hennessy can create support documentation and technical training for client staff, as well as deliver personalized services that adopt modern technological advances, networking, and operating systems.



From high-stakes greenfield electrical project work to EVC installations, our clients count on us for our technical know-how, project experience, and reliable, expert support to help keep their project running smoothly.

Hennessy offers a comprehensive range of electrical services, from appliance testing and thermal imaging surveys to ongoing maintenance and prompt breakdown support.

With decades of experience in electrical engineering, our expert electricians can assist with a variety of electrical needs, from commercial general lighting right through to switchgear and transformers for heavy industry.

Hennessy offer fully qualified instrument Technicians who carry out Instrumentation Calibration, commissioning, and installation services for clients across the Waikato region.

We offer bespoke design, planning and installation of production factory and warehouse automation systems for supply chain manufacturing, food and beverage production, robotics, retail and agricultural industries.