Marine Defence | Ships | Submarines | Design | Engineering | Manufacture | MRO | Systems



Delivering specialist support solutions for high reliability and safety critical products and systems.

ATEC design, manufacture, repair, upgrade and support products and systems for both surface ships and submarines.


Specialising in providing engineering solutions to challenges in both new and legacy products in this sector for over 50 years, ATEC provide through life cost benefits through guaranteed long-term availability and post design support.  


As a sustainable, profitable, private company with a rich past and secure future, we are committed to extending certainty. Our business is centred on 5 key capabilities:

  • Obsolescence Managements

    Atec has a proven track record in delivering obsolescence management services across its varied, long standing product range as well as on behalf of a number of key customers including UK Ministry of Defence and Boeing for over 20 years.

    Atec can help keep systems operational up to and beyond the anticipated end of life.

    Read More

    Maintenance, Repair & Overhaul

    Atec is uniquely positioned to be able to offer a complete Maintenance, Repair and Overhaul (MRO) solution for products, services and systems. Utilising the wealth of experience of our highly skilled technicians we will repair your components to OEM specifications which will allow your company to focus on core activities and free-up other resources.

    Read More

    Design & Manufacture

    Atec has over 50 years experience in the design, manufacture and support of complex electronic and electro-mechanical based control and monitoring equipment which are used in the Aerospace, Defence and Oil & Gas sectors.

    Read More

    Build to Print

    With the rise in complex technologies and increasing costs, in-house assembly can become much less practical. For these reasons, strategic outsourcing has never been more compelling.

    Atec has extensive experience in component manufacturing utilising drawings provided by the customer.

    Read More


    Atec offers a complete integrated service including testing and inspection services for electronic and electro-mechanical products which can also be made available as a stand-alone facility within our premises.

    Read More

Capabilities Table


New Products

New Products

Our experienced team of engineers will work with you to develop and implement your product design and manufacturing requirements however large or small. ATEC provide the following services:

  • Specification design & development
  • Electrical engineering
  • Electronic engineering
  • Mechanical engineering
  • Build to Print
  • Component obsolescence management
  • Project management
Existing Products

Existing Products

ATEC ensures the longevity of its Digicon®/Sequel®, Gnome and T-55 DECU market by providing strong after market capabilities, in terms of repairs, software updates and obsolescence management. A complete customer service is provided, comprising:       

  • Customer support
  • Full repair
  • Software upgrades
  • Obsolescence management services

Unrivalled expertise and capability in high reliability and safety critical environments and systems

ATEC has been at the forefront of engineering for over 50 years. We are extremely proud of our long-standing heritage and engineering pedigree.

Find out more

Contact ATEC to discuss your specific requirements.

Call our team on 0161 727 0600 or use our enquiry form.