• Divnesh Narayan, Design Engineer

    Divnesh is our Graduate Design Engineer Div has recently completed his degree in Mechanical Engineering and enjoys the technical and practical challenges his role brings. Outside of work Div enjoys designing and creating parts on his 3D printer, while also working on his car.

  • Andrew Long, General Manager

    Andrew is our General Manager He has extensive experience in the window and door industry & has previously worked across NZ, Australia and the Pacific. His technical and practical knowledge, together with his collaborative approach to relationship management, is hugely beneficial to our clients.

  • Kate McAlpine, Business Support

    Kate has been with AES since 2006. Kate's role is varied from accounts to operations and marketing keeping her on her toes. In the weekends you'll generally find her at Piha beach or chasing the sun and surf abroad.

  • Stuart Joynt, Production Manager

    Stu has been with AES since 2009. He is responsible for looking after the daily allocation of work throughout the factory, both production and workshop. Stu works closely with our fitter-turner-toolmaker and our apprentice to ensure we complete as much of our own maintenance as possible and keep the cogs ticking over without delay.

  • Fred Jones, Stores Controller

    Fred has a busy and varied role at AES. He is always on the go ensuring the stores and dispatch are running smooth and efficiently. Fred looks after our export orders to Australia and Malaysia as well as our purchasing and stock control for the store. Fred's weekends are kept busy with his young family, and his interest in fishing.

  • Toni Wilson, Accounts

    Toni takes care of accounts, customer services, HR and office co-ordination. Over the years she has been known to be seen throughout the factory with her dustcoat and steel caps on learning all parts of the company.

  • Kiran Sidhu, Technical Manager

    Kiran is the Technical manager here at AES, He has been with us from 2013 after completing his Engineering degree. Kiran is responsible for designs and developments of the products, managing staff and production and also large scale projects. He has extensive experience in Architectural hardware and systems as well as mechanical engineering principles.


Established in 1982, Advanced Engineering Services (AES) is a full service engineering firm specialising in the design, manufacturing and marketing of hardware systems.

AES has a reputation for supplying quality door and window hardware solutions to architects, door and window manufacturers, joinery and construction firms.

100% New Zealand owned and operated, AES services include design, prototyping, manufacturing and dispatch services. Combining over 35 years of engineering knowledge, expert skills and continuous investment in technology, with AES you can be confident they will deliver a solution to fit your business.

Customer Testimonials

…..Delivering components of quality in short leadtimes throghout the country is critically important.Stu and his team are aware of this and have always been commited to providing the best service and quality they can, often under pressure situations. Probleming solving in a timely manner is one of the companies strengths.

Darrell Gane, Altus

….. this artisan workmanship has been possible due to design considerations made in detailed 3D CAD shop drawings and
perfected before manufacture, then used to programe the most modern CNC machineryavailable.
…. I have found Stuart Wilson and his firm to be honest, resourceful, lateral thinkers,
obliging, I have no hesitation in recommending Advanced Engineering Services for any job, time
would allow them to consider….

Robert Piacun, BArch, Grandvue Joinery Ltd

….. AES has been a crucial partner in achieving this outcome through their culture of innovative thinking, best practice manufacturing and great customer service. AES comes highly recommended….

Dave Burggraaf, Product Developer


Here we have range of different projects we have completed, showcases the full range of  manufacturing processes and skills.



Quality Architectural Hardware is manufactured under our Zebratti Brand.

The substantial range includes bifold, sliding and door furniture systems.

AES undertakes bespoke hardware projects.



As a specialized manufacturer, we provide a full service package, taking an idea to a finished product quickly while keeping costs low.