As Ireland’s and the UK’s leading vehicle converter supplier, Wilker Group stands at the forefront of the industry, setting the standard for excellence and innovation. 

Leading specialist vehicle converter

Wilker was founded 60 years ago in Clara, Co. Offaly Ireland and has grown to become an internationally recognised vehicle conversion specialist, with production facilities in both Clara (Ireland), Sandbach and Manchester in England.

Wilker builds specialised vehicles for the Ambulance Services, Fire Services, Police Services and Military, as well as customised vehicles for the Commercial & Industrial sectors. Our extensive customers base extends throughout Ireland , England, Scotland and Wales, the Isle of Wight and Jersey, with exports to Cyprus, Trinidad & Tobago, Quatar, Folkland Islands, Tasmania, Abu Dhabi and others.

We work in conjunction with vehicle manufactures


At Wilker Group, we specialize in expert vehicle conversions tailored to meet your specific needs. Our team excels in crafting top-quality solutions for a range of vehicles, including ambulance box bodies, ambulance vans, PTS vehicles, RRVs, ICVs, and other specialized conversions. With a keen focus on safety, efficiency, and innovation, we ensure that each conversion is meticulously designed and executed to the highest standards. Whether you require a fully-equipped ambulance or a custom-built vehicle for specialized medical transport, Wilker Group delivers reliable solutions that prioritize functionality and performance. Trust us to transform your vehicle into a reliable asset that exceeds expectations in every situation. Read More..


Wilker Group is your premier destination for expert vehicle conversions tailored to diverse needs, including specialized units for canine operations, prisoner transport, traffic enforcement, and riot control. With a wealth of experience and a dedication to excellence, we excel in crafting custom solutions that optimize functionality and performance for law enforcement and security professionals. From outfitting vehicles with secure compartments for canine units to designing state-of-the-art prisoner transport systems, our team ensures every conversion meets rigorous standards for safety, efficiency, and reliability. Whether you require vehicles equipped with advanced CCTV for riot control or specialised traffic cars for road policing and also Police ANPR cars, Wilker Group delivers innovative solutions that empower law enforcement agencies to effectively carry out their duties with confidence. Read More


Wilker Group leads the industry in providing expert vehicle conversions tailored to a wide array of specialized needs, including communications, bomb disposal, passenger vehicles, and diving vehicles. With a focus on precision engineering and innovative design, we ensure that each conversion meets the highest standards of safety, reliability, and functionality. From outfitting vehicles with cutting-edge communication systems to equipping bomb disposal units with state-of-the-art technology, our team is dedicated to delivering solutions that empower professionals in their respective fields. Whether it’s creating secure and efficient passenger vehicles or designing specialized diving vehicles for underwater exploration, Wilker Group is committed to exceeding expectations and providing unmatched quality in every project. Read More..


Wilker Group specializes in comprehensive vehicle conversions tailored to diverse needs, including welfare vehicles, CCTV drainage vehicles, and beyond. With a focus on innovation and quality craftsmanship, we deliver custom solutions that meet the unique requirements of each project. Whether it’s equipping welfare vehicles with essential amenities for on-the-go comfort or outfitting CCTV drainage vehicles with advanced surveillance technology, our team ensures every conversion is executed with precision and attention to detail. With a commitment to excellence and customer satisfaction, Wilker Group is your trusted partner for all your vehicle conversion needs, no matter how specialized or unique. Read More..

Wilker Ambulance Conversions are both CEN 1789: 2020 & A1 2010 compliant.

Our Voyager Coach Built Ambulance is European Whole Vehicle Type Approved (EWVTA). Our Sandbach facility is a VOSA approved Private Operator authorised to carry out Individual Vehicle Approval (IVA).

Our manufacturing locations are EN ISO90001:2015 accredited. We adhere to all Quality, Health & Safety and Environmental Compliance Policies and Procedures.

All of our designs are fully compliant with all applicable legislation and regulatory requirements. Customers are supplied with 3D CAD drawings using SOLID WORKS for design specification approval.

The latest high-tech equipment, modern components and advanced materials available can be incorporated into the design and manufacture of the specialised vehicle as specified by the customer. We pride ourselves in the flexibility we offer our customers – each project is carefully designed to meet the specific requirements of the customer, prototype mock-ups are built for approval prior to production and changes are accommodated throughout the build.

Wilker Group Accreditation

Wilker Ambulance Conversions are both CEN 1789-2020 & A1 2010 compliant. Our Voyager Coach Built Ambulance is European Whole Vehicle Type Approved (EWVTA). Our Sandbach facility is a DVLA approved Private Operator authorised to carry out Individual Vehicle Approval (IVA) Inspections.

Our manufacturing locations are ISO 9001accredited and have VCA CoP (Conformity of Production Approval). We operate to ISO Approved Policies & Procedures for Quality, After Sales & Warranty, Health & Safety and Environmental Compliance