UK manufacturer of fibreglass reinforced plastic


GRP moulders and mounting blocks.

Bespoke Mouldings

Through knowledge and expertise built up since 1971

GRP Moulders

Martello Plastics Ltd is a family run business situated in the South East of England in Kent (close to the Channel Tunnel) We are GRP Moulders who have been producing high quality fibreglass reinforced plastic products and mouldings since 1971. We provide a friendly, but professional approach for all your GRP (fibreglass reinforced plastic) requirements.

Bespoke Plastic Mouldings

Martello Plastics can produce one off bespoke mouldings or production runs of GRP mouldings based on your requirements and specifications.


Our years of GRP knowledge and experience will provide you the customer with a quality GRP product together with an excellent service along the way. We are able to manufacture GRP mouldings from Dormer windows, Canopies, Columns and Cornices for the construction industry through to water tanks, electrical covers and jointing boxes. Over the years we have accumulated knowledge to specialise in underground electrical jointing boxes, water tanks for road sweepers, internal vehicle linings for the automotive industry, using various types of resin from standard lay up resins to BS476 Class 0/Class 1 fire retardant.

Our in house skills include the manufacture of patterns and moulds for our diverse production output to suit customer requirements.


Martello Horse Riders Mounting Blocks

Martello horse riders mounting blocks enable riders to mount horses easily and safely. We have produced many hundreds of mounting blocks over the last 35 years – some of which are still in use today!! These mounting blocks are weather resistant, rot proof, and require no painting or maintenance and are easy to clean.

get in touch now

For any product enquiry , please complete our form and we will respond with 24 hours during business working days.