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ECSI Assurance is an emerging regional sustainability assurance firm practicing in the key areas of sustainability performance including:

  • Environmental performance
  • Employee health, safety and wellness performance
  • Customer and other stakeholder satisfaction performance

We perform focused sustainability assurance engagements for clients to support a wide range of assurance user needs.  Our approach to assurance engagements is based on three decades of experience and will ensures the assurance engagement outcomes provide the critical performance information needed by intended uses to make important business decisions about organizational performance and potential business relationships.


ECSI Assurance
920-648-4134
contact@ecsiassurance.com