An MSSI Technology
A healthcare workforce infrastructure platform designed to modernize how facilities connect with, manage, and support caregivers.
Developed by MSSI after decades of experience in healthcare staffing and workforce operations, Staffbook was built to address many of the inefficiencies found in traditional staffing models — including fragmented communication, delayed credentialing, limited workforce visibility, and administrative overhead.
More than a scheduling tool, Staffbook combines workforce technology, compliance workflows, onboarding, scheduling, reporting, and payment infrastructure into a single operational ecosystem. The platform is designed to help healthcare organizations improve workforce flexibility, increase transparency, and reduce dependency on outdated staffing processes.
Staffbook enables facilities to connect directly with qualified caregivers while giving healthcare professionals faster access to high-paying opportunities, streamlined onboarding, and greater control over their schedules.
Welcome to the revolution in healthcare staffing. Welcome to Staffbook.



The driving force bringing decades of healthcare workforce operations and technology innovation to the industry.

President & CEO
Jim Marsh is the founder and president of MSSI and the driving force behind Staffbook. With more than 25 years of experience in healthcare staffing and workforce operations, he helped develop Staffbook to modernize how healthcare facilities connect with, manage, and support caregivers through more transparent, efficient technology.

Director, People
Ria Kashani is the Director of People at MSSI and Staffbook, focused on supporting caregivers and helping healthcare professionals connect with flexible, high-paying opportunities nationwide. With extensive experience in healthcare workforce operations, she helps create a more transparent and supportive experience for caregivers throughout their journey.

Clinical Director
Clinical Director guiding healthcare standards, compliance framework alignment, and workforce screening metrics to ensure client facilities receive top-tier caregiver placements.

Director of Business Development
Nathalie Khotsombath is the Director of Business Development, focused on building strong healthcare partnerships and supporting workforce growth nationwide. With years of experience in healthcare staffing, she helps connect facilities with staffing solutions designed to improve flexibility, efficiency, and long-term support.

Staffbook combines proven industry practices with modern technology to deliver flexibility, reliability, and transparency — without the complexity of traditional staffing models.