Tohono Chul

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

General inquiries:
Donation requests:
Media requests:
Membership inquiries:
Event requests:


Administrative Offices

Jamie Maslyn Larson
Executive Director x. 212

Ethan Cox 
Director of Strategic Growth x. 260

Nicollette Daly
Director of Finance x. 243

Rae Vassar
Director of Operations x. 219

Katy Shaw 
Human Resources Manager x. 221

Denise Wiscount 
Accounting & Payroll Manager x. 216

Hailey Cheek
Marketing & Communications Manager x. 222

Guest Services

Linda Wolfe
Director of Guest Services x. 213

Exhibits, Education & Volunteers

James Schaub
Director of Arts & Engagement x. 218

Karen Hayes
Assistant Curator of Exhibits & Collections Manager x. 217

Stephen Spikes
Interpretive Programs Manager x. 235

Kasey Fry
Volunteer Services Coordinator x. 241


Ryan Trimpe
Facilities Manager

Philanthropy & Membership

Frank Vidal
Philanthropy Manager x. 261

Doreen Wolf
Membership Coordinator x. 246

Sylvia Verbais
Philanthropy Associate x. 262

Retail Greenhouse & Gardens

Hanna Blood
Propagation Manager x. 239

Chris Kibler
Gardens Manager x. 232

Events & Event Rentals

Erika Segura
Events Coordinator

Visit our Private Events page for more information!

Board of Directors

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

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

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.

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

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

Penny Poynter
Expertise: Finance
Affiliation: Former Director of Finance at Tohono Chul

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

Our Vision

Core Values

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 indispensable 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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