Custom and bespoke electrical engineered solutions.

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We can provide all or some of the below stages of the production process, depending on the needs of our clients.

We are here to help.


We are the problem solving experts and offer all our clients troubleshooting to complex engineering queries.


We have an in-house design engineers to provide bespoke drawings for manufacture to our clients specification to make sure every project is precisely how our clients want it.

Manufacture and Assembly
Manufacture and Assembly

We house our own manufacturing warehouse to produce our client's unique products to their specification. This gives us complete control over the manufacturing process and allows us the overall flexibility to provide shorter lead times.

Project Management
Project Management

Having all the elements of the production process housed under one roof allows us total control of the project. We manage projects throughout each stage from conception of the idea production to take the stress out of hazardous area equipment.

Test and Certification
Test and Certification

We are experts in ensuring all the products that we produce meet all relevant certifications, individual to the region it is intended. We test all of our products in house to ensure the best quality control is taken.

We are specialised at:

At Ex Zone we are engineers at heart, Our team can work alongside yours to understand the needs of both you and your client. Being involved at the earliest possible project stage is a huge benefit to the end result. As we build everything in house we can consider the final product through every stage of the design process from concept to completion. Clarification of the project needs and communication with all parties at the beginning will always yield the best results.

CAD Design & Engineering

Headed up by Antony Castiglione, our Managing Director and with a combination of both remote and office based engineering talent utilising a combined 50+ years experience of hazardous area product design the team have many successful projects behind them with a hunger to develop and work on the next, AutoCAD & Solid Works are utilised as standard at Ex zone where we take pride in seeing solutions move from the drawing board through to live operation in demanding production environments.

Mechanical work in house

Operating both under licence from our supply partners and also under our own certification, Ex Zone have the tooling, capability and experience to complete all mechanical works in house on your behalf. Our adherence to ISO 9001, as well as our Production QAN and QAR is mandatory for us and remains at the core of our business. Annual reviews of our competence by both Notified bodies and the QA team of our Ex partner Cortem SpA are rigorously enforced and followed. To ensure Ex Zone remain compliant and at the forefront of our industry.

Wiring Assembly

Another key activity which is managed in house across our 10,000sqft manufacturing facility on the outskirts of London. Having the vast majority of components in stock or available on short lead times from our dedicated supply chain is crucial to Ex Zone delivering accurately with market leading speed. Our time served, fully qualified team can handle anything from a pressurised cabinet to an Exde combination requiring power and control bushing connections.

International compliance, documented test procedures, audit and reports are fundamental to the reliability and safety of products which serve our industry. The Ex Zone always carry out appropriate compliance and performance testing for all of our manufactured or fabricated products. Testing and documentation compliance to the following bodies:

  • IECEx
  • EAC Cu

We are able to host FAT for our clients in our premises or handle via video conference to fit client need. Flexible as ever!

Shipping world wide

Once a solution is completed at Ex Zone we apply the same level of care to packing and shipping to ensure arrival with you or your client is both timely and smooth. From wooden crates to internal protective wrapping of product for protection each aspect is handled in house by our dedicated team. Photographic evidence is taken and files for each project as part of our QA procedure, finally our closely managed and monitored partnerships with international shipping companies ensure tracking and delivery information can be provided.

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