Industry Certifications
Marshall Sales, Inc. (MSI) and our sister company Aluminum Supply Company, Inc. (ASCO) are proud to be recognized for our distinctive ownership, size and services, and location. We hold these certifications:
- ISO - Environmental & Quality ISO 14001 (.pdf)
- Woman Owned Business Enterprise WBENC
- Small Business Enterprise
- Detroit Based Enterprise DHB/DBB/WBE
- Wayne County Based Enterprise CBE/FEP/SBE/TGCE
ISO 9001 (.pdf)