Symposium An annual gathering of (OS1) users, members of The Cleaning Alliance and other cleaning industry representatives to network and bench mark best practices Learn More ANSI Accredited Standards Developer (ASD)Simon Institute has been approved by ANSI as an Accredited Standards developer. Professionalizing The Cleaning Industry Simon Institute is a non-profit group dedicated to professionalizing the cleaning industry. We are an ANSI Accredited Standards Developer
