Toggle View Ann Khristine Tabora

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Director of Campus Ministry

Administration, Faith, Theology

Work Phone: 510-881-4353 Profile Page: Ann Khristine Tabora

Employed Since: 2006

Educational Background: BA Liberal Studies, CSU Hayward; MA Education, Mt. St. Mary’s College, Los Angeles; Certified Campus Minister, Frank Lewis Institute (Boston College & USF); Post Grad: Institute for Catholic Educational Leadership, University of San Francisco

Hometown: Eagle Rock, CA

When I was a child, I wanted to be a: Microbiologist

Best Vacation Ever: A 10-day “retreat” at Miraval in Tucson, AZ

Highlight of working at MCHS: Every day is life-changing!

Toggle View Dennis Taylor

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Profile Page: Dennis Taylor

Toggle View Karen Thomas

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Teacher, Department Chair

Visual and Performing Arts

Home Phone: 510-881-4105 Profile Page: Karen Thomas

Employed Since: 2010

Toggle View Michael Tobler

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Home Phone: 510-881-4168 Profile Page: Michael Tobler

Employed Since: 2011

Educational Background: BS Astrophysics, UC Santa Cruz

Hometown: Santa Rosa, CA

When I was a child, I wanted to be an: Archaeologist

Best Vacation Ever: Wengen, Switzerland

Highlight of working at MCHS: Seeing the participation in Spirit Week.

Toggle View Jenny Toscano

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Student Billing

Business Office

Home Phone: 510-881-4323 Profile Page: Jenny Toscano

Employed Since: 2001

Hometown: West Liberty, OH

Toggle View Quang Trinh ’88

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Vice Chair President, BOSS, INC.

Board of Trustees

Profile Page: Quang Trinh ’88

Toggle View Dino Truffelli

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Site Services

Profile Page: Dino Truffelli

Employed Since: 2008

Hometown: Alameda, CA

When I was a child, I wanted to be a: Millionaire

Best Vacation Ever: 

Highlight of working at MCHS: 
The people of the school.

Toggle View Michael Tsan

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Home Phone: 510-881-4202 Profile Page: Michael Tsan

Employed Since: 2016

Educational Background: Degree from University of California San Diego

Hometown: Los Angeles, CA

When I was a child I wanted to be a: math teacher

Best Vacation Ever: Hong Kong, China

Highlight of working at MCHS: The positive attitude from students and staff.

Toggle View Denise Varga

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Main Office Assistant

Main Office Staff

Work Phone: 510-881-4370 Profile Page: Denise Varga

Employed Since: 2016

Toggle View Larry Vierra ’81

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Partner, Vierra Magen Marcus LLP

Board of Trustees

Profile Page: Larry Vierra ’81

Toggle View Samantha Wainwright

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Teacher, Department Chair


Home Phone: 510-881-4205 Profile Page: Samantha Wainwright

Employed Since: 2011

Educational Background: B.A. in American Studies, UC Santa Cruz; California Single-Subject Credential in English, CSU East Bay; M.A. in English Literature, San Francisco State University

Hometown: Hayward & Pleasanton, CA

When I was a child, I wanted to be an: Actress

Best Vacation Ever: I spent three weeks traveling around Italy on my own, including one week in Sicily with Ms. Maniscalco and her family!

Highlight of working at MCHS: Watching students grow from freshman year to become great leaders and compassionate adults.

Toggle View Andy Ward

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Home Phone: 510-881-4123 Profile Page: Andy Ward

Employed Since: 2014

Educational Background: BA Communication, Santa Clara University; Single-Subject Teaching Credential, Chapman University

Hometown: Napa, CA

When I was a child, I wanted to be a: Sports Announcer

Best Vacation Ever: Hawaii, Wrigley Field with friends, Lake Tahoe with family

Highlight of working at MCHS: Challenging myself to serve a new set of students to the best of my ability in a Catholic school setting. Helping students build skills and confidence that well serve them well in the future.

Toggle View Catherine Wickboldt

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Director of Finance

Administration, Business Office

Home Phone: 510-881-4317 Profile Page: Catherine Wickboldt

Toggle View Eric Wilson

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Director of Admissions

Administration, Admissions

Home Phone: 510-881-4351 Profile Page: Eric Wilson

Toggle View Elizabeth (Morales) Zepeda ’03

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Public Relations/Communications Coordinator

Advancement, Communications

Profile Page: Elizabeth (Morales) Zepeda ’03