Hawaii's Source for Medical Alarms and Medication Management Tools

Kupuna Monitoring Systems (KMS) is a kama'aina company providing personal emergency response system services (PERS). Company President Cullen Hayashida has been in the PERS business for over 10 years and was involved with the introduction of PERS to Hawaii in 1985.

Today, Kupuna Monitoring Systems, Inc. serves hundreds of subscribers daily throughout the state from Kauai, Oahu, and Maui to the Big Island. We have a team of technicians and an office manager that fields calls 7 days a week.

Kupuna Monitoring Systems is committed to providing prompt installations and service 7-days a week with a caring presence. We have a skillful and dedicated team, competitive pricing, statewide coverage and a commitment to service. 

On June 1, 2015, Kupuna Monitoring Systems was acquired by Tunstall Healthcare Group, via its US Subsidiary, Tunstall Americas. As the world leader in remote care and safety monitoring, Tunstall Americas provides nationwide 24/7 healthcare monitoring services in New York and Rhode Island. Tunstall also manufactures a wide variety of medical alert, fall detection, TeleHealth, and medication management solutions to meet the needs of all people.

Tunstall | The Global Leader 

Tunstall Healthcare is the world's leading provider of connected healthcare solutions. With more than 50 years' experience developing innovative Connected Care and Connected Health solutions, we provide service in 51 countries and support more than 3.5 million people worldwide every day.

Tunstall Americas is a leading supplier of Connected Healthcare products and services, including Connected Care Medical Alert/Personal Emergency Response Systems and Connected Health Virtual Contact Center services for hospitals, clinicians, and pharmaceutical companies.

Tunstall Americas was formed in 2012, when Tunstall Healthcare Group acquired the American Medical Alert Corporation (AMAC).

Tunstall Americas offers a unique integrated connected care platform encompassing:

  • Innovative sensor technology
  • Medication reminder devices
  • Help at the touch of a button
  • Professional care counselors and safety monitoring 24/7
  • HIPAA compliant and FDA registered products and services



Kupuna Monitoring Systems provides more wireless and mobile PERS choices than anyone in Hawaii.