Cornerstone Theater Company

Board of Directors

If you are interested in learning more about becoming a Board Member at Cornerstone Theater Company, please contact Megan Wanlass, Managing Director at (213) 613-1700 ext. 101 or mwanlass@cornerstonetheater.org.

Erica Blumfield

Erica Blumfield
Erica Blumfield found her passion for writing and performance back in highschool. Her drama teacher  introduced her to the New York theater scene and it irrevocably changed Erica’s life. She became determined to move from her hometown Philadelphia to Manhattan to study acting and writing. She was accepted to NYU and attended the Gallatin school, where she concentrated in theater and creative writing while waitressing at an east village cafe. She took intensive classes through Playwright Horizons theater, Ensemble Studio Theater where became a member, and at the famed Uta Hagen studio. Erica was one of 22 people accepted into the year-long apprentice program at  Actors Theatre of Louisville At ATL she had workshops with the SITI company and master classes with Jon Jory and was cast in a Mainstage play at the Humana festival. She returned to New York and began writing and performing solo shows and singing in an indie rock band while working at The Zipper theater. After living in NYC for a decade, Erica moved to Los  Angeles. She worked in the hotel industry, volunteered at 826LA, and became an educator, teaching reading, literature and creative writing to elementary through high school age students. In LA, she became a storyteller, telling her true and personal stories at The Moth slams, RISK!, Storytellers Project and others. She facilitates writing groups and produces and hosts the true storytelling show, Revealed.    In addition, she is a mental health advocate, sharing her own mental health story in shows including at fundraising events for NAMI and Family Service Agency of Burbank. 

Clementine Bordeaux (Secretary)

Clementine Bordeaux (Secretary)
Clementine Bordeaux is an enrolled member of the Sicangu Lakota Oyate and was raised on the Pine Ridge Reservation in South Dakota. After receiving her BA in Theatre from Carthage College (Wisconsin), she worked as a Youth Ministry Coordinator for the Pine Ridge Catholic Parishes and held the title of He Sapa Win 2007 - 2008 (Miss Black Hills Pow Wow ambassador). Later, returning to school, she received her graduate degree in 2011 from the Native Voices Indigenous Documentary film program at the University of Washington, Seattle. Currently, she works as the Academic Coordinator for the American Indian Studies Interdepartmental Program at the University of California, Los Angeles as well as adjunct faculty for the American Indian Studies program at California State University, Northridge. In fall 2017, Clementine will begin a doctoral program in Culture and Performance in the World Arts and Culture Department at UCLA. She is enjoying her urban Native experience in Southern California and volunteers regularly for several non-profit organizations that serve American Indian communities in Los Angeles County. Clementine believes in the power of education, advocates for Indigenous viewpoints and maintains her support of Native made media in all forms.

LeAnna DeBaptiste Hallman

LeAnna DeBaptiste Hallman
LeAnna grew up in her family funeral business in West Chester, Pennsylvania. She has been a storyteller since a small child when she wrote obituaries for the local newspaper. Her love of storytelling took her to Los Angeles almost 15 years ago where she found success in building a family, a career in entertainment, and a fierce reputation advocating for marginalized communities. LeAnna has spent the last 6 years at Sony Pictures in a variety of positions, but mostly with the Finance Transformation team working with quirky accountants to make business processes more efficient. She has recently joined the Regulatory Compliance team at Netflix where she looks forward to leaning into risk. In her free time LeAnna is currently developing a funeral app, a Pinterest for funerals if you will. If she could know anything about you it would be, "What would your last meal be?"

Margaret Irwin

Margaret Irwin
Margaret has spent over three decades working in non-profit organizations with a focus on the arts.   She has been committed to social justice issues since moving to Los Angeles in 1984, beginning with an active role of service during the first decade of the HIV/AIDS crisis.  Elected in 2019 and re-elected in 2021, Margaret serves Los Angeles as the Elder Director on the Eagle Rock Neighborhood Council. In this role, she chairs the Committee on Aging Neighbors and participates actively to provide resources, holiday and permanent meals, and connections among seniors 65+, Council Districts 14 and 1, and the community. She received a Certificate of Recognition from the City of Los Angeles. Her support of the elderly during the height of the pandemic in 2020 was mentioned in an article in the The New York Times. For the past five years, Margaret has been the Senior Executive Assistant to Bishop Grant J. Hagiya in the Episcopal Office of The United Methodist Church. In this role, she is the liaison to the Cabinet and champions the many social justice issues the progressive conference and bishop lead across Southern California, Hawaii, Saipan, Guam, and the Pacific Islands.  She was the first and only Chief of Staff at The Huntington Library, Art Museum, and Botanical Gardens. Under President Laura Trombley, she served as Assistant Secretary on the Board of Trustees. She has served as the Board Liaison at the Autry Museum, Los Angeles Opera, and Center Theatre Group.  In the 1990s and early 2000s, she worked backstage as Stage Manager, Company Manager, and Backstage Liaison at the Ahmanson Theatre, Mark Taper Forum, Doolittle Theatre, Henry Ford Theatre, and Wilshire Theatre. She was Company Manager for the Japan Tour of Sir Matthew Bourne’s The Car Man. She was Backstage Liaison for more than 2,200 performances of LA’s longest-running musical,   The Phantom of the Opera (1989-1994). She is the recipient of the Joseph “Skipper” Davidson Award from Center Theatre Group.  Margaret is a guest columnist for The Boulevard Sentinel paper.  She received her Bachelor of Arts Degree in Religious Studies from Southern Methodist University. She was born in Dallas, grew up in Nashville, and lives in Los Angeles.

Elizabeth Kennedy (Chair)

Elizabeth Kennedy (Chair)
Elizabeth Kennedy has been in the non-profit arts and education world for almost 40 years, beginning with the Kansas City Arts Council in 1979 to her present position as Special Advisor to the President for Philanthropy at Occidental College, a position she has held since April 2015. She was Senior Vice President for Advancement at the Music Center of Los Angeles County from 2012 - 2015, overseeing the fundraising program for the Music Center with a focus on the Music Center's 50th Anniversary campaign and celebration.  Prior to that she held a similar position for four years at the Autry National Center. Much of her professional life otherwise was at the Los Angeles Opera, with positions in development and administration from 1983 to 2006, including 6 years as Managing Director (2001-2007) with oversight for fundraising, finance, marketing and human resources. Specific areas of focus throughout has been on board development and governance, fundraising, public interaction and strategic planning. She stepped away from the nonprofit world for a number of years in the 1990s to work for City National Bank developing their philanthropic and community programs, and with the Broad Foundation, working with the Foundation and LAUSD to structure and open the LAUSD High School for the Arts (Cortines High School). Her current position entails working with the President of the College and the Board of Trustees to secure and steward major philanthropic commitments. She has lived in the South Bay for more than 35 years, and has three children and three grandchildren.  She received her BA from State University of New York - Purchase and her Masters in Public Administration from the University of Missouri.

Sarah Lang (Treasurer)

Sarah Lang (Treasurer)
Sarah Lang is currently a Senior Business Project Analyst at the Capital Group Companies, based in downtown Los Angeles. She has over 30 years of investment industry experience, all with Capital Group. Earlier in her career at Capital, Sarah served as a Proxy and Governance specialist; her team developed environmental, social, and governance voting guidelines as well as executing shareholder votes for over 5,000 securities worldwide. Sarah was a founding company and board member of Circle X Theatre Company, and is the Chair of the Scholar Bridge Network at the Fulfillment Fund. She is an active supporter of the Los Angeles Master Chorale and the Colburn Society.  

Genevieve Riutort (Vice-Chair)

Genevieve Riutort (Vice-Chair)
(Pronounced Gen-eh-veeve Ree-you-tort) Genevieve began her career in nonprofit social service at St. Joseph Center, a non-profit organization in Venice, CA with a variety of programs for homeless people, low-income families, seniors and veterans.  Her role included assisting with government and foundation grants and general development work. She began working as the Director of Development at the Westside Food Bank in Santa Monica in March of 2004. At that time she was the only staff person exclusively devoted to Development work. She currently serves as Westside Food Bank’s Chief Development Officer, managing a full time Development Coordinator and 2-6 Development Interns and co-managing a part time administrative assistant. During her 12.5 years at the Westside Food Bank she oversaw a comprehensive rebranding project, produced several videos and PSAs, increased the agency’s media appearances, and implemented a new donor database system including higher online giving functionality. She is responsible for all private foundation grant seeking, event planning, individual and corporate giving, communications and marketing and public relations. During her tenure the organization has gone from a budget of less than one million dollars to now close to two million and greatly increased its donor pool. Genevieve has served for eight years as a member and/or officer on the Board of Directors of the Nonprofit Communications and Media Network. (Formerly known as PIRATES) The NCM Network provides education, networking opportunities and media coaching to help Los Angeles area nonprofit organizations better connect with local media and tell their stories effectively. www.ncmnetwork.org Genevieve also served during 2015 as an officer on the board of the Association of Fundraising Professional, Greater Los Angeles Chapter, providing governance and developing the organization’s social media program. http://afpglac.afpnet.org/ For three seasons and 30 episodes, Genevieve was the volunteer producer and host of the City TV Santa Monica show NonProfit Profiles, which features interviews with Santa Monica based non-profit agency clients, staff and board members. https://www.youtube.com/channel/UCdtfDSuWe83ZFRj8XZz280w or http://www.smgov.net/departments/citytv/

Mark Valdez

Mark Valdez
Mark Valdez is an artist, cultural organizer, and consultant who partners with communities, organizations, civic institutions, and others, using theater and creative tools to address community needs and to lift up community voices and stories.   His work has been seen at the Alliance Theatre, Cornerstone Theater Company, East West Players, the Garry Marshall Theater, La Peña Cultural Center, Mixed Blood, the Ricardo Montalban Theater/CTG, and Trinity Rep, among others. Recent projects include the animated short film The Curious Cardinal which he wrote and directed, Detained by France-Luce Benson, and The Most Beautiful Home…Maybe, an interactive performance currently touring the U.S.   Mark is the recipient of various grants and awards including the 2019 Johnson Fellowship for Artists Transforming Communities and the 2021 California Arts Council’s Legacy Artist Fellowship. He is a Board member of Arts and Democracy and Double Edge Theatre. He Chairs the Board of Cornerstone Theater Company and is a former Board member for Theater Communications Group (TCG).    Mark was recently appointed as the Artistic Director of Mixed Blood Theatre in Minneapolis.

Megan Wanlass

Megan Wanlass
Megan Wanlass joined Cornerstone Theater Company as its new Managing Director in January 2014. Megan Wanlass has been a member of Anne Bogart's SITI Company since 1995 and its Executive Director since 2000. In her tenure with SITI, Megan has helped to create over 35 productions, which premiered in or toured to 88 cities, 32 states and 19 countries. She began working with Anne Bogart during The Adding Machine at Actors Theatre of Louisville (1995) during the Modern Masters Festival. She has an Arts Administration Certificate from New York University, attended the Executive Program for Non-Profit Leaders at Stanford University Business School, was a member of the Arts Leadership Institute Charter Class at Teachers College, Columbia University, participated in the National Arts Strategies Executive Leadership Program and holds a B.A. in Theater from Occidental College in Los Angeles, California. Megan currently serves on the board of Theatre Communications Group (TCG) and as the president of the PTA for the Pearls Hawthorne School in Yonkers, NY.

Tena Yatroussis

Tena Yatroussis
Tena Yatroussis is a two-time Emmy award winning development and communications executive adept at leading processes and inspiring people to realize social impact goals. She enhances 10 years in the nonprofit sector with senior media production management skills and creative leadership as a writer, producer and director. Tena enlivens fundraising campaigns with the power of story to build strong partnerships between organizations and the philanthropists who support them. After earning her BA at California State University Northridge Tena was selected as 1 of an 18 member cohort from among 1,800 applicants for the Director Guild of America Assistant Directors Training Program. This program prepared Tena to direct the daily set operations of film production companies for prime time television shows and feature films. Her clients include Warner Brothers, Touchstone, ABC, Viacom/CBS TV, NBC, Universal, Paramount and 20th Century Fox. She served on the DGA Assistant Director/UPM Council for 11 years participating in contract proposal development, the guild’s New Technology Survey and numerous other committees. Tena completed the UCLA Professional Certificate in Fundraising and Institutional Development (CFRE equivalent) transitioning from entertainment to the nonprofit sector. She has successfully met and exceeded fundraising goals as a Consultant for The Growing Place Reggio Emilia School in Santa Monica, Director of Annual and Planned Giving at The Center for Early Education, as a Development Officer for New Roads School and Assistant Director of Annual Giving at Saint John’s Health Center Foundation and the John Wayne Cancer Institute. A dedicated lifelong learner Tena has completed a certificate in Grantsmanship Training and a professional certificate in Advanced Social Media Marketing and Digital Analytics. Today Tena is proud to be of service as a board member of the Los Angeles Council of Gift Planners and a consultant for the Executive Service Corps of Southern California. Tena is eager to bring skills from all of her experiences to support the Cornerstone Theater Company as an active board member.

Annie Yee

Annie Yee
ANNIE YEE (choreographer/performer) is extremely honored to serve on the Cornerstone Theater Company Board.  Cornerstone is so near to her heart.  Her mother Nancy Yee who is Annie’s heroine was a Cornerstone member and performed in many shows for many years.  Annie was fortunate to be able to dance with her Mom in Lighten Up, directed by Mark Valdez as part of the Faith Cycle.    Her choreographer credits are: Everybody directed by Jennifer Chang with Antaeus, Interstate directed by Jesca Prudencio with East West Players (Scenie Award for Outstanding Choreography), SUMO workshop directed by Ralph Pena with La Jolla Playhouse and Mayi Theatre, On Gold Mountain directed by Jennifer Chang with LA Opera, Detained directed by Mark Valdez, The Children directed by Simon Levy and An Octoroon directed by Judith Moreland (Best Choreography Broadway World Los Angeles) all with The Fountain Theatre, M. Butterfly at South Coast Repertory directed by Desdemona Chiang, (Scenie Award for Best Choreography of a Play), King of the Yees at Baltimore Center Stage and at ACT Theatre in Seattle directed by Desdemona Chiang (fun fact: with Stan Egi playing the lead Larry Yee, Annie’s husband), The Golden Dragon at Boston Court Pasadena directed by Michael Michetti (Scenie Award for Outstanding Choreography of a Play and nominated for an Ovation Award and Broadway World Los Angeles for Best Choreography), The World of Extreme Happiness at Seattle Public Theater directed by Desdemona Chiang, Made in Bangkok at the Mark Taper Forum directed by Robert Egan and I Don’t Have to Show You No Stinking Badges at Los Angeles Theater Center directed by Luis Valdez.  She was the first Chinese American Los Angeles Laker Girl and Los Angeles Rams Cheerleader.  Annie serves on the Executive Board of the Stage Directors and Choreographers union.   Annie was born in Los Angeles and raised in Monterey Park.  Annie is respectfully trying to follow in her Mother Nancy Yee’s footsteps as a strong community leader and became the 3rd female President of the Chinese American Citizens Alliance of Los Angeles in their 110 year history, serving from 2016-2017.  In 2017 as President she stood in coalition with other Asian American groups to create a Day of Inclusion on May 6th, the 135th Anniversary of the Chinese Exclusion Act at Los Angeles City Hall.  She was awarded Women of the Year representing the Arts from CA State Senator Ed Hernandez in 2017.  She was chosen as Citizen of the Year from the Chinese Elected Officials in 2018.  Annie was a member of the KCET Community Advisory Board 2012-2018, representing Asian American issues, Theater Arts and Education.  She has been awarded numerous Certificates of Recognition from the California State Senate, California State Assembly, City of Monterey Park, the County of Los Angeles and Congress for her dedicated service and achievements in the affairs of the community for Asian Americans.  Thank you to parents Tommy and Nancy Yee who encouraged her dreams and inspires her life.

Past Board Members


  • Content coming soon.

** denotes “guest” status
* denotes founding member