St. Davids Assemblies Limited is one of the UK’s leading injection moulders, operating from a 33,000 square foot factory in Pembrokeshire. We supply customised high-precision technical mouldings for various markets including Automotive, Domestic, Military, and Medical. We are a certified ISO 9001 organisation, and have the highest environmental accreditation in Wales, Green Dragon 5.

Since the turn of the century we have established ourselves as one of the leading technical moulders in the UK. Our mould shop facility in Pembrokeshire comprises of more than 25 moulding machines, which includes high-tech fully electric DEMAG and Arburg machines with 25t to 580t capacity. We have the capability to mould a wide range of engineering and environmentally friendly polymers.

Since the turn of the century we have established ourselves as one of the leading technical moulders in the UK. Our mould shop facility in Pembrokeshire comprises of more than 25 moulding machines, which includes high-tech fully electric DEMAG and Arburg machines with 25t to 580t capacity. We have the capability to mould a wide range of engineering and environmentally friendly polymers.

We take pride in our inhouse automation and hand assembly capabilities. We have been hand assembling products since 1951 and have very good insight into techniques that keep assembly times to a minimum.
Since 1994, we have invested millions of pounds in bespoke automation which has been tailored to the customer requirements. Our expertise in these areas ensures we can provide an optimised assembly solution.

We take pride in our inhouse automation and hand assembly capabilities. We have been hand assembling products since 1951 and have very good insight into techniques that keep assembly times to a minimum.
Since 1994, we have invested millions of pounds in bespoke automation which has been tailored to the customer requirements. Our expertise in these areas ensures we can provide an optimised assembly solution.

We take pride in our inhouse automation and hand assembly capabilities. We have been hand assembling products since 1951 and have very good insight into techniques that keep assembly times to a minimum.
Since 1994, we have invested millions of pounds in bespoke automation which has been tailored to the customer requirements. Our expertise in these areas ensures we can provide an optimised assembly solution.

Southern Manufacturing Show

E110

February 4, 2025 to 06/02/2025

St Davids Assemblies is exhibiting at the Southern Manufacturing Show at Farnborough airport, join us there to see what we can do for you! Stand E110

Smart Manufacturing Week

5-C114

June 4, 2025 to 05/06/2025

St Davids Assemblies is exhibiting at the Smart Manufacturing Week at the NEC Birmingham, join us there to see what we can do for you! Stand 5-C114

Engineering and Design Show

B34

October 8, 2025 to 09/10/2025

St Davids Assemblies is exhibiting at the Engineering and Design Show at the CBS Arena, join us there to see what we can do for you! Stand B34

St Davids upcoming automation

Continued growth is increasing investment though to 2025, new automation is being added. Further announcement pending.

Operation Manager Appointed

Amy Croudace has been appointed Operation Manager in control of the sales office and all production planning.

Two More machines added to range

We have moved a 100t twin shot machine from our factory in China into SDA and bought a 100t Machine to replace a worn out Arburg injection moulding machine. the twin shot machine will be a back up for one of our existing machines

Technical Moulding Manager position filled

Graham Croudace has been appointed Technical Moulding Manager at SDA, Graham comes with a sound technical background in Injection moulding with Years of Automotive injection moulding experience. Lately Graham has been on board as a contractor at SDA encompassing NPI and training, these roles will still be part of his remit as will the running […]

Assistant Production Manager appointed

Amy Croudace joins SDA as assistant production manager, her role will be to assist the team in organising the shop floor with visual reporting ,data capture and training. Amy brings with her a wealth of automotive injection moulding and assembly experience and we look forward to her assisting the team in improving customer experience and […]

Keyence Optical scanner installed

Further investment at SDA is headlined by the purchase of a £50,000 latest design 3D vision system, this enables real-time data comparison for components. It will write and prepare ISIR inspection reports, check and record customer data reports as well as giving instant feed back to the shopfloor

New all electric Sumitomo Demag delivered

As is our stated policy to replace all old machines with new electric moulding machines, it is also our intention to buy additional fully electric machines for new business growth. To this end we have taken delivery of a new 50t Intelect machine, configured to our specifications, for new business gained at Southern manufacturing show […]

Another Intelect Sumitomo Demag installed

SDA have installed a new 180t Intelect, which will be the 5th machine ordered in the last 12 months. This machine replaces an old (1997) 200t Arburg with all electric technology, which we believe is the future of sustainable economic injection moulding.