| Member | Website | Type |
| A.M.C. UK Fasteners Ltd |
www.amcukfasteners.co.uk
| Fastener Sector |
| Abbey Forged Products Ltd |
www.theabbeygroupuk.com
| Forging Sector |
| AGA Rangemaster Ltd |
www.agarangemaster.co.uk
| Sheet Metal Sector |
| Aisin Europe Manufacturing (UK) Ltd |
www.aisin.com
| Sheet Metal Sector |
| Ajax Tocco International Ltd |
www.ajaxtocco.co.uk / ajaxtocco.com
| Fastener Sector Associate / Forging Sector Associate |
| AKS Precision Ball Europe Ltd |
www.aksball.com
| Forging Sector |
| Alcoa Fastening Systems |
www.alcoa.com
| Fastener Sector |
| Alcoa Fastening Systems |
www.mckechnieaerospace.com
| Fastener Sector |
| ArcelorMittal Tailored Blanks Birmingham Ltd |
www.arcelormittal.com
| Sheet Metal Sector |
| Ash + Lacy Perforators Ltd |
www.ashlacyperf.co.uk
| Sheet Metal Sector |
| Ash + Lacy Perforators Ltd |
www.ashlacyperf.co.uk
| Sheet Metal Sector |
| Avdel UK Ltd |
www.acument.com
| Fastener Sector |