AmBroSis (American Brother & Sister) is a Limited Liability Company doing business as Tiller Care Strategies. The business is co-owned by brother and sister team, Daniel and Rebecca (Becky) Tiller. Dan Tiller is an optometric physician and has a large and successful optometry practice in Nampa, Idaho.

Becky operates the business and has been working with adults and elders in the Spokane area since 1985. Prior to her work in care management, she was Assistant Director for Holy Family Adult Day Centers for 12 years. She earned her BA in Communication in 1982 from Boise State University and her MA in Counseling Psychology in 1985 from Gonzaga University. She is a Licensed Mental Health Counselor (License # LH00006116) and a Geriatric Mental Health Specialist.

Becky served as a Board Member and President of the Inland NW Chapter of the Alzheimer’s Association from 1989-1995. She developed and facilitated caregiver support groups for the Association for 15 years and she continues to serve in a volunteer capacity. She was a past member of Holy Family Hospital’s Ethics Committee and the hospital’s End of Life Committee. She is the current Director of Membership for the Inland Northwest Chapter of the National Association of Women Business Owners.