"It's good to talk"

At Sigma Precision Engineering, Plymouth, we have an open dialogue with our clients throughout their projects. Timing plans are discussed and mutually agreed with our design team and your project constantly monitored with feedback on design, manufacture, & delivery. Plus with excellent backup & after sales service, even when your job's complete we're always happy to hear from you.

We deliver world class precision engineering from Plymouth to international client sectors:

Automotive, Military, Aerospace, Medical, White goods, Printing & Formula One.


...and with over 44 years experience we keep on delivering.

with continual investment into the very latest machining technology.

AGIE wire cut machine

Established in 1991 by Andy Copestick a toolmaker.


Sigma Precision Engineering  grows year on year, with constant investment in new machinery & the best engineers required to meet the demands of an ever evolving engineering world.

International Reputation


Our customer base stretches across the globe through recommendations from existing customers. Our complete service is of a standard that exceeds our customers expectations. Sigma Precision Engineering  is about care, care for projects and care for our customers, with many returning for over 20 years!


© Copyright 2017 Sigma Precision Engineering Ltd

 Colour247 webdesign

Sigma Precision Engineering works to the highest quality and environmental engineering standards as required and demonstrated by our BS EN ISO 9001 and 14001 accreditation.

Sigma Precision Engineering, Unit 3B, Garden Close, Langage Industrial Estate, Plympton, Plymouth, Devon. PL7 5EU