Sanitrol Building Maintenance Corp - A professional, reliable, commercial cleaning company serving the Metro Boston & Eastern Massachusetts Area Sanitrol Building Maintenance Corp. is a leading provider of cleaning services with an outstanding reputation for quality and integrity throughout Eastern Mass. Facility managers and building owners in commercial, healthcare, manufacturing & educational markets trust Sanitrol for their most demanding cleaning & janitorial jobs. By choosing Sanitrol you can be rest assured that your facility will be impeccably maintained and will reflect the professional image you wish to project to your clients and employees.