Tohono Chul

7366 North Paseo del Norte
Tucson, AZ 85704
ph: 520-742-6455 ext. 0
fax: 520-797-1213
general inquiries:


Administrative Offices

Jamie Maslyn Larson – Executive Director x. 212

Katy Shaw – Human Resources Manager x. 221

Ethan Cox – Director of Strategic Growth x. 260

Denise Wiscount – Accounting and Payroll Clerk x. 216

Michelle Armstrong – Director of Marketing & Communications


Linda Wolfe – Director of Retail x. 213

Exhibits, Education & Volunteers

James Schaub – Director of Education and Exhibitions x. 218

Nicole George – Assistant Curator of Exhibitions & Collections Manager x. 217

Karen Hayes – Public Programs Manager x. 228

Stephen Spikes – Interpretive Programs Manager x. 235

Kasey Fry – Volunteer Services Coordinator x. 241


Doreen Wolf – Membership Services x. 246

Retail Greenhouse & Grounds

Hannah Blood – Propagation Manager x. 239

Chris Kibler – Gardens Manager

Event Rentals

Helena Riggins – Private Events x. 229

Visit our Private Events page for more information!

Board of Directors

Andy Swarthout
Expertise: Minerals exploration geologist and corporate finance
Affiliation: Retired as Chief Executive Officer of Bear Creek Mining Corporation

Sasha Case – President
Expertise: Arts and Community Outreach
Affiliation: Independent artist and Arts Educator

Patty Clymer  Secretary
Expertise: Education
Affiliation: School District Governing Board member; State Academic Decathlon Board Member; Former President of Church Council, Chair of its Endowment Committee

Charlotte Cordes
Expertise: Education (Biology), Fundraising
Affiliation: Retired Director of Foundation Relations, Claremont McKenna College Retired Docent, Tohono Chul

Penny Crutchfield – Treasurer
Expertise: Finance
Affiliation: Retired from the University of Arizona in 2004 where she served in Financial Services for 18 years as Associate Comptroller.

Jacquelyne Mingle
Expertise: Estate Planning Attorney
Affiliation: Fleming & Curti, PLC

Michael Racy
Expertise: Lobbying and government relations
Affiliation: Racy Associates, Inc.

Mary Swiergol
Expertise: Magazine owner/publisher
Affiliation: Founder/publisher of The Desert Leaf a monthly magazine begun in 1987 serving the Catalina Foothills communities of Tucson.

Our Vision

Core Values

  • Love of the Sonoran Desert region: its natural history and it cultural heritage.
  • Love of Tohono Chul and respect for what it means to visitors, supporters, and staff.
  • Responsible use of all natural, human, fiscal, and temporal resources.
  • Respect for all people, their beliefs and cultures.
  • Excellence and integrity in all undertakings of Tohono Chul.
  • Dedication to lifelong learning, with special focus on living with the Sonoran Desert and the interactions of people with their environment.
  • Accessibility and outreach to the community in experiencing the resources of Tohono Chul.

Mission Statement

The mission of Tohono Chul is to enrich people’s lives by connecting them with the wonders of nature, art, and culture in the Sonoran Desert region and inspiring wise stewardship of the natural world.

Vision Statement

Tohono Chul’s vision is to be recognized internationally as the premier center for understanding and appreciation of the Sonoran Desert region through its fusion of nature, art, and culture. Tohono Chul seeks to be an indispensible resource for helping people learn about, celebrate, and conserve our region’s natural and cultural heritage, and to be a model institution for other unique regions around the world. Every element of Tohono Chul will reflect excellence and beauty, creating a pleasurable, inspiring and enlightening experience for all.

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Homepage Gardens, Galleries, & Bistro image credits (first to last): © Josh Schachter 2012 | © Ryan Mihalyi 2012 | © Josh Schachter 2012