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American Center for Sustainable Certifications (ACSC) is an internationally accredited third-party registrar that specializes in the certification of management systems and is based in Canton, Michigan.  ACSC is a wholly owned subsidiary of The Mannik & Smith Group, an ENR Top 500 engineering firm that has been in business for over 65 years. We offer independent third-party certification services to the three core international ISO (International Organization for Standardization) standards. 

• ISO 9001:2015 – Quality Management System (QMS) Standard
• ISO 14001:2015 – Environmental Management System (EMS) Standard
• ISO 45001:2018 – Occupational Health & Safety Management System (OHSMS) Standard

ACSC's roots lie in providing certification services that are affordable and valuable for all businesses.  We have structured our quotation process to ensure that our clients receive value-added management system certification services with reasonable audit durations, while meeting the requirements of IAF, IAS and IAOB.