Quality
Sigma Four is a full- service contract manufacturer with the expertise and experience needed to support you from design to production.
Quality
Sigma Four is a full- service contract manufacturer with the expertise and experience needed to support you from design to production.
- Our commitment to Excellence and Quality is the foundation of our company and we strive to grow
- Sigma Four is audited annually and conforms to the following Quality Management Standards: AS9100D and ISO 90001
- UL /CSA Compliant
- MBE- Minority Business Enterprise
- IPC WHMA-A-620
Certifications
S4- Minority Certificate
AS9100D and ISO 9001 2015 Cert
DELIVERING INNOVATION
Sustainability Goals
We are focused on building a long-term, sustainable business.