How do i contact hhi management? In response to the recent COVID-19 concerns, HHI Management is currently closed to all walk-ins until further notice. Our office is open between 9:00am-5:00pm (Mon-Fri) and staff are available by phone or email (or appointment if necessary). Applications are also available in the the box located outside of the Holland office.How do i contact hilton head regional healthcare? If you have questions or comments about Hilton Head Regional Healthcare, please feel free to contact us with your feedback. We can be reached by phone or email, and you’re welcome to give us a call or send us a message any time. The form below is for general comments and concerns.How do i contact hii talent acquisition for questions or concerns? For Careers/Application questions or concerns, please contact HII Talent Acquisition. During weather incidents, emergencies and other situations affecting company operations, employees are advised to call the Employee Information Phone Line for instructions and information.What is hhi training? HHI produces a variety of online and in-person trainings designed to prepare students, practitioners and emerging leaders to succeed in the humanitarian field. Programs to train emerging leaders, executives, and practitioners on best practices to maximize impact in their humanitarian work.