The term 'Partners of HAWS' refers to two organizations, HEMS and HEES. HEMS stands for Helicopter Emergency Medical Service, which is a service that provides emergency medical care and transportation via helicopter. HEES stands for Helicopter Emergency Evacuation Service, which is a service that provides emergency evacuation services via helicopter. Both HEMS and HEES are important partners of HAWS, the Helicopter Association of Washington State, which is an organization that promotes the safe use of helicopters in the state of Washington.