About MD
Mater Dei is a distinguished destination of excellence in academics and technology, the arts, faith and service, campus life, and athletics. We are proud to be Orange County’s oldest and largest Catholic high school.
Admissions
Your journey to becoming a Monarch starts here! Tour campus, schedule a shadow day, begin your application, and more. We are excited for you to join the MD family!
Programs
Built on Catholic fellowship and intellectual rigor, our programs in academics, technology, athletics, faith and service, and the arts provide unlimited opportunities for student success. Comprehensive counseling and wellness resources educate and bolster families throughout the high school journey.
Faith in Action
Guided by the articulation of Catholic Social Teachings, Mater Dei prioritizes the faith development of our students with an emphasis on Christian service. We believe this allows our students to grow in their spiritual lives while living our gospel values through giving back to others and truly experiencing the face of God.
Campus Life
Through avenues of leadership, faith, shared interests, and extracurricular activities and events, students can make Mater Dei their own. Get involved today!
Community
Tradition never graduates. Alumni, lifetime parents, grandparents, and friends are a vital and vibrant aspect of our community. Once a Monarch, always a Monarch.
Giving
Behind every achievement, success, and championship, stand the alumni, parents, faculty, staff, and friends who fortify our future. We invite you to support MD in a variety of ways with a gift that is meaningful to you.
- Students
- Parents
- Faculty

Biography

About
was born and raised in Orange County, California. I have over 20 years’ experience in human resources. I am a member of the Society of Human Resources Management (SHRM) as a senior certified professional (SCP) since 2019. I have a wonderful family who love to explore Maine every summer.

What I Love About MD
MD has given me the grace to expand my capabilities and step into my role with earned trust. At every turn, I find a depth of support that empowers my faith in god and good people.

Other experience: Most recently at Hyundai Motor America and Mazda North America.

Education: Bachelor of Science, Business Administration with an emphasis in Business Management - California State University, Chico.

At MD since: 2023

Name: Mrs. Kelly Barmettler
Position: Director of Human Resources
Email: Send email
Phone: (714) 957-3799