our Board and Staff

With the support of our board and staff, GDIG is grateful for the incredible support we receive from the hundreds of volunteers each year. Always with our heart on the families we serve, we thank our community for joining us in care. Below please meet our board of directors and staff.

Olivia Hall


After spending over 21 years in the high tech industry, Olivia has directed her passion and devotes considerable energy to her work with launching small for-profit and nonprofit corporations. 

Bill James


Executive Coach and Mentor advising non-profit ventures. Bill’s dedication to GDIG stems from his own experience coping with the serious illness of a loved one. He is committed to easing the burdens of families.

Geoffrey Campbell, PhD

Grants Co-Director

Geoffrey began volunteering GDIG in 2012, working as a talent wrangler during GDIG’s annual Boulder and Denver Red Carpet fundraising events.

Dianne Mathie, M.D.

Executive Director

Dianne learned firsthand what it meant to be in a family facing medical crisis when her husband, Curt, was diagnosed with and successfully treated for advanced colon cancer.


Monique Willemse

Operations Coordinator

GDIG is grateful to have Monique in the Operations Department.

After moving to the United States, Monique volunteered with several organizations but she felt most passionate about GDIG and its mission.

Carol McNellan

Vice President of Operations

Both of Carol’s parents experienced long battles with cancer, giving her firsthand insight into how vital support can be when facing a medical crisis.

Carol is inspired daily by the GDIG families and their stories. 

Ruchi Patel

Systems Manager

Ruchi has worked in various industries, including public accounting, high technology, and financial advisory services.   She has been an active volunteer in the community

John Carius

Operations Manager

John holds a BS from Boston University and an MFA in Creative Writing from Columbia College in Chicago. He uses those skills as a volunteer, helping write grants for future funding.