Established in 1987, REACH Air Medical Services in Santa Rosa California was part of the AMGH AirMedCare Network (Now GMR).
On 2011 merged with Cal-Ore Life Flight (fixed wing aircraft) and in 2016 added CALSTAR.
As of 2023 operates from more than 30 bases throughout California, Oregon, Nevada, Alaska, Texas, Colorado and Hawaii including
- Air George, Central California
- Air Care Womans Hospital, Texas
- CareConnect, Colorado
- Methodist Air Care, San Antonio, Texas
- Fire EMS, Contra Costa, CA
- Cal-Ore Life Flight, Oregon, since 2012
As of 2023 operates from more than 30 bases throughout California, Oregon, Nevada, Alaska, Texas, Colorado and Hawaii including
- Air George, Central California
- Air Care Womans Hospital, Texas
- CareConnect, Colorado
- Methodist Air Care, San Antonio, Texas
- Fire EMS, Contra Costa, CA
- Cal-Ore Life Flight, Oregon, since 2012