Meet the Staff

Nancy Ullrey, Executive Director


Nancy is a 30-year Woodland resident who joined the Cache Creek Conservancy in June 2015. Prior to joining the Conservancy, Nancy spent 30 years working in statewide water and ecosystem restoration policy and program development with the Department of Water Resources, Ecosystem Restoration Program of CALFED Bay-Delta Agency, and the Sacramento-San Joaquin Delta Conservancy. She has a B.A. in Journalism and an MPS in small group dynamics. Nancy has volunteered with other community groups, has served on the Yolo County Grand Jury, and currently is serving a term on the Yolo County Parks, Recreation, and Wildlife Advisory Committee.

Philip Zoucha, Habitat Restoration Manager


  Philip is a graduate from CSUS with his B.S. in Biology  focused on Conservation and Ecology.   While at CSUS Phil excelled at collecting samples, organizing data and leading research groups in the field and in lab settings.  Phil is excited to put his understanding to work and see the fruit of his labors.  Already the preserve is benefiting from his expertise.  Phil believes that active monitoring tells the true story of the results of ones labors.  Phil is always looking for volunteers to help with planting and maintenance work around the preserve.  He can be contacted at 

Mikayla Peterson, Outreach and Watershed Education Specialist


Mikayla graduated UC Davis with a degree in Wildlife, Fish, and Conservation Biology and a minor in Education. While at UC Davis, she interned with the Arboretum, planning and coordinating outreach events, and volunteered with Putah Creek Council, leading school groups around Lake Solano and teaching students about water quality, erosion, and the watershed. Mikayla enjoys combining her love for nature and wildlife with her love to teach. She believes a very important part of conservation is education because this will lead to a better understanding of the earth we live on and how to care for it. Mikayla loves inspiring students and the public to learn and explore in, what she calls “the best classroom there is,” the outdoors. 

Elise Stinnett, Outreach and Watershed Education Assistant


Elise is an experienced educator. She is serving the Cache Creek Conservancy as an Education Assistant as well as teaching at a local private school. Previously, she worked developing an innovative public school program where students with and without disabilities learned together. She is a life-long Yolo County resident and actively involved with community improvement projects. Elise holds a B.S. degree in Education and certificates in Environmental Planning and River Restoration. The most rewarding part of her work is helping visitors to the Cache Creek Nature Preserve cultivate understanding of conservation and the environment to make informed decisions in their daily life.

Susan McCloud, Financial Manager



Sue has more than 30 years of accounting management experience, having worked for the County of Yolo and the Yolo County Resource Conservation District before joining the Cache Creek Conservancy in 2017. Sue is responsible for preparation, maintenance, verification and reconciliation of accounting and financial records, the audit of financial transactions, and the production of fiscal reports. She analyzes, develops and implements accounting and financial procedures and systems as well as assists with operational management of the Conservancy. She also works with staff in developing project budgets and cost allocation information.

Sheila Pratt, Administrative Assistant



Sheila has been the Administrative Assistant for the Yolo County Resource Conservation District before joining the Cache Creek Conservancy in 2018, providing critical support to all areas of District's functions and operations. Sheila works with the Executive Director to provide support for all activities with the Cache Creek Conservancy Board of Directors: prepares and distributes board materials. She supports the financial manager in numerous clerical and accounting tasks, personnel and operations needs, and helps coordinate events and workshops. 

Lea Bertz, Habitat Restoration Assistant


Lea is a UC Davis graduate who earned her degree in Evolution, Ecology, and Biodiversity. While in school, she focused her studies on community ecology and plant science, and completed two research internships involving bat behavior and pistachio tree development.  Since starting at the Cache Creek Conservancy, Lea has been able to utilize her plant identification skills and knowledge of native wildlife. She loves being able to work outside, and appreciates how every day working at the Cache Creek Nature Preserve involves something new. 

Zachary Emerson, Tending and Gathering Garden Ethnobotanist/Restoration Manager