Board of Trustees

Portrait of Pete Regan.

Pete Regan

Board Chair

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Portrait of Pete Regan.

Pete Regan

Pete Regan was Chief Executive and Chairman of ERM Holdings, Ltd from 2000-2009. ERM has 145 offices in 41 countries across Asia, Europe, Latin America, and North America, and more than 3,500 employees around the world. The firm is one of the world’s largest global providers of environmental management, science and engineering services. ERM’s clientele includes over 60% of the Fortune 500.

His education includes degrees in Geology from Rutgers University (BS, 1979) and Rensselaer Polytechnic Institute (MS, 1982). He also attended the Advanced Management Program (AMP 168) at Harvard University in 2005.

In 2001, he co-led the financial restructuring of ERM’s 34 operating businesses into a single entity, and was named Chief Executive of the newly-formed, global ERM Holdings, Ltd. Since his retirement from ERM in 2010, Pete has served as Chairman of the Board of Element Materials Technology (London), Trinity Consultants (Dallas), and JMJ Associates (Austin).

Pete, his wife Coleen, and their children Sean and Grace moved to Jackson in January 2013. Sean (Class of 2020) and Grace (rising junior) have attended Mountain Academy since that the family’s arrival. Pete has served as one of the co-chairs of the Mountain Academy annual fund-raiser for the past 3 years.

Portrait of Phil Coosaia.

Phil Coosaia

Finance Committee Chair

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Portrait of Phil Coosaia.

Phil Coosaia

Phil has lived in Jackson with his wife, Kathy, and two sons for 17 years. Both sons attended Journeys School from PreK through mid-elementary. Alex is now a freshman in college and Jake is at Jackson Hole High School. Spending most of his career in banking, Phil was Vice President of the Jackson State Bank, President and COO of Cumming Management Company, and is currently the Market President of US Bank in the Teton region. Phil was on the TSS Board previously in the early 2010s and has also been on the Boards of St. John’s Hospital and Jackson Hole Public Art.

Portrait of Marina Marrelli.

Marina Marrelli

Mountain Academy Committee Chair

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Portrait of Marina Marrelli.

Marina Marrelli

Marina is Founder and CEO of GlobeFlex Capital, L.P., a privately-owned equity investment management firm serving institutional clients, headquartered in San Diego. Prior to founding GlobeFlex in 1994, Marina served as Vice President and Head of International Marketing for Nicholas-Applegate Capital Management in San Diego for eight years. From 1984 to 1986, she served as Managing Editor in the books and journals divisions of Harcourt Brace Jovanovich, San Diego and Orlando. Marina previously served on the boards of High Tech High Graduate School of Education and High Tech High Learning. She was also a founding member of the WomensTrust Board of Directors, a microlending NGO in Ghana. Marina has been on the Boards of other non-profits, including High Tech High Foundation, Voices for Children, which provides court-appointed special advocates for children in foster care, and Flintridge Sacred Heart Academy, an independent high school for girls in Los Angeles. Ms. Marrelli holds a M.Sc. degree in Literature from the University of Edinburgh, Scotland, and a B.A. degree in Philosophy and Literature from the University of California, San Diego. She also attended Dartmouth College and Loyola University of Rome. Marina was a Journeys School parent and is a TSS Finance and Independent Schools committee member.

Portrait of Dave Brown.

Dave Brown

Education Committee Chair

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Portrait of Dave Brown.

Dave Brown

David is a private investor based in Jackson, WY. He was the Managing Partner of Oak Hill Venture Partners and led venture capital activities for Robert Bass’ family office, Keystone, L.P. from 1998 through 2013. His successful investments include Pinterest, Headwater Partners, ItsOn, Vista Capital, WOW Internet and Cable, FEP Capital, Lattice Communications, Digital Island, Telephia, WhoWhere, and Avalon Cable.

Prior to forming Oak Hill Venture Partners, he served as Vice President and CFO of Keystone. Earlier in his career, he served as a Vice President in the Corporate Finance Department of Salomon Brothers Inc where he covered a number of private equity firms including Keystone. He also advised clients on mergers, divestitures, high yield public and private debt offerings, IPO’s, and financial restructurings.

Mr. Brown is a current and past board member of numerous public and private companies. He is also active in a number of charities and nonprofit organizations and currently serves as a Trustee of Bowdoin College and an Advisor to the Tuck Center for Private Equity and Entrepreneurship. Mr. Brown received a BA from Bowdoin College and an MBA from the Amos Tuck School of Business Administration at Dartmouth.

Portrait of Mark Snell.

Mark Snell

Secretary

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Portrait of Mark Snell.

Mark Snell

Mark Snell is a resident of Jackson Wyoming living in Jackson full time since 2017. Since moving to Jackson Mark has been an active member of the community including serving on the housing committee for the Teton Science Schools.

Prior to moving to Jackson Mark lived in San Diego, California. Mark was President of Sempra Energy a San Diego based Fortune 200 firm with operations throughout the United States, Mexico, Peru, Chile, and the United Kingdom. Prior to being President, Mark was the Chief Financial Officer of Sempra. He retired in 2017.

Mark was also active in the San Diego community, until his move to Jackson, serving as the Chairman of the Board of Directors of the business school at San Diego State University, member of the Board of Trustees of Rady Children’s Hospital of San Diego and Chairman of the Audit Committee for the San Diego Humane Society.

Mark is currently a Board Member, Chair of the Audit Committee and member of the Compensation Committee for Great Elm Capital a publicly traded NYSE Company. He has also served as a past Board Member, Chairman of the Compensation Committee and member of the Audit Committee for a publicly traded NYSE oil and gas company.

Mark is 62 years old and married to his wife Teri for 37 years. Mark and Teri have two grown children. Their son Danny and his wife Shannon live in Los Angeles California and Taylor, their daughter, lives in Bozeman Montana.

Portrait of The Reverend Jimmy Bartz.

The Reverend Jimmy Bartz

Board Member

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Portrait of The Reverend Jimmy Bartz.

The Reverend Jimmy Bartz

Jimmy is the rector of St. John’s in Jackson. Before moving to Jackson, he was the founder and priest at Thad’s, an emergent, fresh expression Episcopal Church in Santa Monica, California. He has also served as the Campus Missioner at the University of Texas in Austin, at All Saints’ in Austin, Texas and All Saints’ Parish in Beverly Hills, California. He is a graduate the University of Texas at Austin, Virginia Theological Seminary, and NOLS. He is a member of the Board of Trustees of Berkeley Divinity School at Yale, and in years past has worked with Red Bull High Performance teaching athletes spiritual disciplines, with Naval Special Warfare working to create systems for character development within special operations teams, and was a speaker at TEDx, Venice Beach.

Married to Cindy and dad to Jas (17) and Jade (13), the Bartz family loves to spend time outside mountaineering, skiing, fly-fishing, hunting and surfing. Jimmy is currently writing a book on the spirituality of risk.

Portrait of Andrew Chung.

Andrew Chung

Board Member

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Portrait of Andrew Chung.

Andrew Chung

Andrew has been a tech investor and entrepreneur for over 20 years with rare experience & success investing in health & sustainability. He was involved with 8 unicorns in world-positive sectors while at Khosla Ventures and Lightspeed Ventures that have created $30B+ of market value. He founded 1955 Capital to invest in revolutionary technologies to solve the greatest global challenges of our time. As a thought leader in sustainable technology and U.S.-China collaboration, Andrew served on a White House roundtable on advanced manufacturing during the Obama Administration and has advised global leaders on energy policy. He is also on the Advisory Board of Future Food-Tech, world-leading event series focusing on the most disruptive technologies transforming our food system. He has also been a guest lecturer at Harvard, Wharton, Stanford, MIT, Tsinghua (清华大学), Peking University (北京大学), and the Paulson Institute.

Andrew holds a BA in Applied Mathematics from Harvard University, graduating Phi Beta Kappa with honors as a Detur Prize recipient, and an MBA from the Wharton School of Business. Andrew currently serves on the Dean’s Advisory Cabinet at the Harvard John A. Paulson School for Engineering and Applied Sciences (SEAS), where he sits on the Harvard Life Sciences & Innovation Task Force, and served on the Advisory Board for the Wharton Initiative for Global Environmental Leadership (IGEL).

Andrew is an avid musician and nearly pursued a singing career after winning a national Chinese singing contest and becoming a finalist in Hong Kong Idol. He has performed as a vocalist and conductor at Lincoln Center, the Kennedy Center, the Shanghai Conservatory, and off-Broadway. In addition to music, Andrew enjoys photography, skiing, traveling and baseball.

Portrait of Heidi Jost.

Heidi Jost

Board Member

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Portrait of Heidi Jost.

Heidi Jost

A resident of Jackson, Wyoming, for over 20 years, Heidi Jost is a local Orthopaedic Surgeon, wife to Danny Jost and mother to 2 teenage boys, Oliver (18) and August (15). Originally from New York, Heidi received her BA from Barnard College and her MD from Columbia University’s College of Physicians and Surgeons. She then completed 2 years of fellowship training to become a hand and foot and ankle specialist. She presently works at Teton Orthopedics.

Over her two decades in Jackson, WY, she has held leadership roles at Teton Orthopaedics, St John’s Health and Teton Outpatient Services. She serves our community on the Teton District Board of Health. She is an avid student advocate, mentoring them in health care career options and educating medical students in musculoskeletal health. In her free time she enjoys spending time with family and friends, playing tennis, sharing culinary experiences and traveling.

Portrait of Nancy Leon.

Nancy Leon

Board Member

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Portrait of Nancy Leon.

Nancy Leon

Nancy’s primary career was managing sales, business development, and internet business consulting for global technology companies including Cisco Systems, EMC, VMware, Splunk, and several software start-ups. Her roles focused on building new markets and revenue through enterprise sales, strategic partnerships, and business planning/new product and services development in the US, Canada, Australia/New Zealand, Asia-Pacific, and global markets.

Nancy has an MBA from Macquarie University Graduate School of Management (Sydney, Australia), and BFA in Communications from University of Denver. She currently serves on the Board of Directors of USA Cycling (US national governing body for cycling), the Jackson Hole Ski and Snowboard Club, JHNordic Alliance, and the Teton Science Schools-Murie Center Advisory Committee. Nancy served as Chair-Board of Directors of The Murie Center, and as a member of the National Outdoor Leadership School (NOLS) Advisory Council and NOLS Pro Advisory Group.

Nancy lives in Wilson WY, where she is active in several community organizations, runs JHNordic.com, skis, hikes, bikes, and fishes. She previously lived in California, Illinois, Australia, and France. She has a lifelong love of nature, wilderness, education, and adventure, fluent in French, conversant in Spanish, and is married with three grown sons.

Portrait of M. Margaret McKeown.

M. Margaret McKeown

Board Member

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Portrait of M. Margaret McKeown.

M. Margaret McKeown

M. Margaret McKeown has served on the United States Court of Appeals for the Ninth Circuit since 1998. Before joining the court, she was the first woman partner at Perkins Coie law firm in Seattle and Washington, DC. Judge McKeown was a White House Fellow and served as Special Assistant to the Secretary of Interior and at the White House. A Wyoming native, Judge McKeown attended the University of Madrid, received her BA from the University of Wyoming and her JD from Georgetown University Law Center, and holds an honorary doctorate from Georgetown.

She serves on the Council of the American Law Institute, the managerial board of the International Association of Women Judges, the Judicial Advisory Board of the American Society of International Law, and the editorial board of Litigation magazine. She is Jurist-in-Residence at the University of San Diego Law School and has lectured throughout the world on topics as diverse as international law and intellectual property.

Judge McKeown is an avid hiker and is often found tramping the Teton trails. She was a member of the first American mountain climbing expedition to Mt. Shishapangma in Tibet.

She has been involved with Murie Ranch for many years, first serving on the board of the Murie Center and now chairing the Murie Ranch Committee of TSS. She is the author of the forthcoming book, Citizen Justice: The Environmental Legacy of Justice William O. Douglas, which recounts Justice Douglas’s relationship with Olaus and Mardy Murie.

Judge McKeown is a member of the American Academy of Arts and Sciences and received the ABA Margaret Brent Women Lawyers of Achievement Award, the ABA John Marshall Award, and the Girl Scouts Cool Woman Award, among others.

Portrait of Kate Muir Welsh.

Kate Muir Welsh

Board Member

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Portrait of Kate Muir Welsh.

Kate Muir Welsh

Kate is an Associate Professor, School of Teacher Education & Social Justice Research Center Director at the University of Wyoming. She is a science educator with more than 25 years (15 of them at the University of Wyoming) experience in both formal and informal education settings. Her primary research agenda and published work to date focuses on collaboration, equity, access, and social justice in education in general with an emphasis on science education. Welsh served as a member UW Shepard Symposium planning committee for seven years, chairing the committee from 2007-2010. During the 2010-11 academic year Kate spent her UW sabbatical at Teton Science Schools working in the shadow of the Grand Tetons with graduate students and faculty.

Currently, Kate is an Associate Professor in the elementary and early education department. Her teaching includes coursework in math/science methods, place-based education and diversity. In January 2012, Kate was named the second director of UW’s Social Justice Research Center. In August 2013, Kate started as Department Head for Secondary Education. Kate works with teachers in the areas of place-based education, social justice, and math/science education. She has been awarded approximately $1 million in extramural grant funds to develop, implement, and research professional development with elementary science and mathematics teachers.

Mountain Academy Committee

  • Heidi Jost, Chair, P’23
  • Marina Marrelli, Outgoing Chair
  • Pete Regan, Chair of Board of Directors, P’23
  • Shawn Kelly, Head of School, P’31
  • Tiffany Kelly, Director of Enrollment Management, P’31
  • Leila Poutiatine, Associate Head of School
  • Mike Witherite, CFO, P’23 & P’26
  • Nancy Freeze, P’33 & P’35
  • Jill Bell, P’32 & P’34
  • Rob Wallace P’23
  • Walker Young P’34
  • Abbi Sarthou P’29

Ex-Officio Members

  • Vickie Mates
  • Sylvia Parker

Emeritus Members

  • Shelby Davis
  • Addie Donnan
  • Ralph and Louise Haberfeld
  • Dick Jones
  • Jean Jorgensen
  • Jack Nunn
  • Bob Smith, Ph.D.
  • Margot Snowdon
  • David Stokes
  • Richard Sugden, M.D.
  • Christy Walton

Founders

Joan and Ted Major

Education Advisory Committee

Dave Brown (Chair)
Managing Partner of Oak Hill Venture Partners

Kate Muir Welsh
Associate Professor, University of Wyoming, School of Teacher Education & Social Justice Research Center Director

Milton Chen
Senior Fellow and Executive Director, Emeriti, at The George Lucas Educational Foundation (GLEF)

Carl Palmer
CEO of the Legacy Works Group, former TSS graduate student and board member

Nicole Ardoin
Assistant Professor, Stanford University, joint appointment in the Graduate School of Education and the Woods Institute for the Environment at Stanford University

David Vela
Acting Deputy Director of Operations, National Park Service

Juan Martinez
Director of Leadership and Development, Children and Nature Network

Vanessa Torres
Deputy Chief of Interpretation for Lincoln Home National Historic Site in Springfield, IL

Jean Jorgensen
Teton Science Schools Emeritus Board member

 

 

Camsie McAdams
Director, STEM Curriculum, Discovery Communications

Greg Smith
Retired Professor, Lewis and Clark College Graduate School of Education and Counseling

Tom Vander Ark
CEO Getting Smart, former Education Program Director for Gates Foundation, former school superintendent, Federal Way Public Schools, Seattle

Francisco Guajardo
Chief Executive Officer, Museum of South Texas History

Dave Brown
Investor/venture capital, former Board Chair of NatureBridge, a current trustee of Bowdoin College

Mara Tieken
Professor, Bates College, Rural Education

Michael Jacobsen
Current superintendent/principal Swan Valley Elementary School, Irwin, ID – part of the Place Network Schools project.

Gary Funk
Executive Director, Rural Schools Collaborative

Maritza de la Trinidad
Assistant Professor of Mexican American Studies and History at The University of Texas Rio Grand Valley