ASL GRP – Who we are
ASL GRP – The Dynamic Armour Company.
We are problem-solvers, distinguished by a resourceful team whose profound expertise stems from extensive defence and marine backgrounds. Our strength lies in our ability to handle complex projects with a rapid response and unwavering commitment to meeting and exceeding our clients requirements.
ASL GRP are your comprehensive partner for advanced composite armour solutions. From initial concept and design through meticulous production and seamless integration, we deliver end-to-end project management expertise.
A dynamic armour company with over 30 years’ experience, based on the South Coast of the United Kingdom.
ASL GRP specialise in the manufacture of lightweight advanced compostite protection, specifically designed for armoured vehicles, marine vessels and high-risk compound protection.
Our extensive knowledge in lightweight, high-strength composites, allows us to manufacture bespoke components to provide survivability solutions across any platform. We offer full project management; from initial concept and design, to full production and worldwide delivery.
Using the latest machinery and our unique skill set, all of our products are designed and manufactured with pin-point accuracy. Our materials are used for front line protection every day and the ASL GRP team takes pride in the fact that our products save lives.
Our capabilities:
- Lightweight composite armour systems
- Bespoke ballistic, blast and anti-cut armour
- Cash-in-transit protection
- Moulded armour systems
- Fabrication of high-hard steel
- Blast containment systems
- Ballistic doors
Our growth has been a result of long term commitment to our customers and suppliers. We are continuously re-investing into the business with new machinery and equipment which subsequently provides employment in the local area.
Contact our sales department to discuss your security requirements.

Team
Ownner & Managing Director: Jon Diffey
Extensive experience in the defence industry, Jon Diffey has worked within large corporate defence companies driving sales and being pivotal in the research and develpoment of products.
Production Manager: Dan Graves
Having worked in within renowned marine composites businesses for much of his career, Dan oversees the critical manufacturing operations. Dan brings a proven track record in optimising efficiency and quality, combined with practical and technical excellence.
Production Supervisor: Sam Williams
Communications: Katie Przygonski
Facilities Manager: Jensen Veal