quality approvals

Sigma has a wide range of industry-recognised approvals such as AS9100 and NADCAP complemented with many existing customer approvals as shown.

Please contact us to discuss your specific needs.

UK

CHINA

nqa
bvqi
nadcap
rolls royce
nadcap
goodrich
rolls royce
ge
hs marston
eaton
ge
meggitt
eaton
moog
meggitt
hamilton sundstrand
itp
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