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Meet Our Staff

Elizabeth Crisfield

Executive Director

Elizabeth joined ClearWater in the spring of 2024 as the Executive Director. As leader of ClearWater Conservancy, Elizabeth works with the staff, the board, and the community to protect and conserve natural resources and habitats.

Elizabeth holds a bachelor's degree in physics from James Madison University, a master’s degree in agronomy from the University of Georgia, and a doctorate in biogeography from the Pennsylvania State University. Elizabeth’s work experience includes hydrologic modeling, water rights negotiation, public high school education, and wildlife conservation planning for state fish and wildlife agencies.

Elizabeth is a watercolor artist and loves outdoor adventure. She lives in Boalsburg with her husband, Doug Henry, and two children.

Donnan Stoicovy

Interim Executive Director

Donnan Stoicovy was appointed by the ClearWater Board as Interim Director for ClearWater Conservancy, after a career of 45 years as an educator in both public and independent schools as a teacher, principal, and Head of School. Her passions are environmental education, natural history, civic education, music and democracy. She has had two of her schools receive the US Department of Education (USDOE) Green Ribbon School Award - Park Forest Elementary School (2016) and State College Friends School (2019). Donnan has served the PA Association of Environmental Education (PAEE) as president during two different terms, as editor of their newsletter for three years, and as Regional Director for Northwestern PA for two terms. She received PAEE’s highest honor of the Keystone Environmental Educator Award in 2011. She also received the 2007 Pennsylvania Environmental Council’s Leadership in Education, the 1996 Milken Family Foundation National Educator Award, and the Pennsylvania Science Teacher Association (PSTA) Award.

Donnan is a certified Pennsylvania Master Naturalist (PAMN) from the class of 2021. She served on the Clearwater Conservancy Board for 11 years prior to being appointed to interim executive director in fall 2023, and is chair of Millbrook Marsh’s Advisory Committee as ClearWater’s representative. Donnan serves as Chair of the Advisory Council for Environmental Education, which she was appointed to by Secretary Cindy Adams Dunn, PA Department of Conservation and Natural Resources (PA-DCNR) to represent Millbrook Marsh and ClearWater. She continues to work with the Kettering Foundation on K-12 Civic Engagement and as Chair of the Pennsylvania Project Learning Tree’s Steering Committee.

In her spare time, Donnan showers her golden retriever and current ClearWater office dog, Joy, with lots of love. She also enjoys gardening, running, hiking, bicycling, cross country skiing, canoeing, kayaking and birding in the many wild areas of Pennsylvania and Temagami, Ontario. She bicycled 3,800 across the United State from Oceanside, CA to Yorktown, VA in 1995 while on a sabbatical leave from teaching. Additionally, she has completed 35 marathons, including 15 Boston Marathons. She recently walked 500 miles across Spain on the Camino Frances (often referred to as the St. James Way) from St. Jean Pied du Port, France to Santiago, Spain, then followed up that experience with a 350-mile bicycle trip from Pittsburgh to Washington, DC on the GAP and C&O rail to trails. In April 2023, she bicycled the in the Cycle Zydeco 5-day trip around the Lafayette, Louisiana region.

Donnan is excited to be working with the Board and staff of ClearWater Conservancy in the role of Interim Executive Director. She is impressed with the professionalism of the staff as they work to connect, protect, preserve and steward the precious land and water of Central Pennsylvania.

Maggie Anderson

Director of Operations

Maggie joined ClearWater in the fall of 2021 as Events & Volunteer Coordinator. She works with staff and volunteers to increase efficiency and build community around ClearWater’s local conservation efforts.

Maggie holds a bachelor’s degree from New York University and a master’s degree from Sarah Lawrence College. She has worked locally in journalism, marketing, events, nonprofits, and local food.

A Boalsburg native, Maggie enjoys outdoor activities like hiking with her husband, Quentin, and their beagle and indoor activities like cooking and reading (both of which also happen outside from time to time).

Katie Molinengo

Communications Director

Katie served as an Americorps member, Outings and Events Assistant for ClearWater Conservancy from Feb. 2020 - August 2021 where she assisted with Centred Outdoors outings, event planning, and communications. She returns bringing her marketing, design, communications, community engagement, arts, conservation, and recreation experience to the role. She recently worked as a Mulitimedia Designer / Marketing Specialist at Oglebay Institute in West Virginia where she worked with five departments in the arts, history, and environmental education fulfilling their marketing needs.

She has earned a Master of Fine Arts degree from the School of the Art Institute of Chicago and a Bachelor of Fine Arts degree from Edinboro University of Pennsylvania (now PennWest). Her art background brought a lot of marketing, writing, creative problem solving, and collaboration experience as well as working with community members on projects.

She is pleased to be back in her home of Pennsylvania connected again to the land and community of Central Pennsylvania. In her spare time, she enjoys making candles, painting landscapes, hiking, kayaking, meeting new people, and exploring new places.

Ryan Hamilton

Land Conservation Manager

Ryan Hamilton is ClearWater's Land Conservation Manager. Ryan works with local landowners, volunteers, partner agencies, engaged businesses and stakeholders along with ClearWater staff and board to conserve ecologically important habitats in Central Pennsylvania.

Prior to joining ClearWater, Ryan practiced as an environmental, land use, and natural resources attorney in Pittsburgh representing individual property owners, nonprofits, and small businesses across the state.

He earned a JD with a Certificate in Environmental and Natural Resources Law at Lewis and Clark Law School and he graduated with a BA in Philosophy and English from Juniata College.

Outside the office, you can most often find Ryan exploring local hiking trails with his wife, Sarah, and daughter, Elouise. He also enjoys gardening and mountain biking.

Jennifer Dombroskie

Riparian Program Manager

Jennifer Dombroskie joins ClearWater as the Riparian Program Manager. She worked previously with the Baltimore District of the U.S. Army Corps of Engineers’ regulatory program in Maryland and Pennsylvania. Jennifer has seen improvements to the Chesapeake Bay firsthand while working there in flourishing SAV (submerged aquatic vegetation) beds. She also worked in the Pennsylvania Field Office of the U.S. Fish and Wildlife Service with endangered species, primarily Indiana bat, bald eagle, and bog turtle.

Jennifer grew up in north central West Virginia riding bikes and playing in the woods. Combining her passion for animals and nature, she graduated from West Virginia University with a degree in Wildlife and Fisheries Science. Outside of work, you’ll find Jennifer in the garden, or hiking, biking and kayaking with her husband and daughter.

Suzy Yetter


Suzy joined ClearWater Conservancy in June 2017. As the staff Ecologist, Suzy provides technical expertise in developing and implementing conservation strategies through ClearWater’s land and water resources programs and works with landowners, volunteers, local organizations, and other partners to protect and restore healthy ecosystems.

Before coming to ClearWater, Suzy spent over 20 years studying riverine benthic macroinvertebrate ecology, conducting natural resource and water quality assessments, and managing interdisciplinary research projects at Penn State University where she earned her B.A. in Wildlife and Fisheries Science and her M.S. in Ecology.

Suzy grew up and currently lives near Lewisburg at the foot of Buffalo Mountain in Central Pennsylvania with her son Ethan and German Shepherd Lakota. Outside of work, you’ll find her in the woods with her dog, digging in her garden, and spending time with family.

Marv Bevan

Facility Project Manager

Marv Bevan, Jr. is the part-time Facility Project Manager for ClearWater’s Community Conservation Center project.

Marv recently retired from Penn State University after a twenty-five-year career as Facility Project Manager at the Office of Physical Plant, Design and Construction Division and managed all the Athletic and Presidents Office design and construction projects. During that time, he managed over $400 million worth of facility design and construction projects including the Lasch Football Building Renovation and Addition, Pegula Ice Arena, Medlar Field at Lubrano Park (the nations first LEED certified ballpark), Nittany Softball Park, Jeffrey Field, Panzer Stadium, and Field Hockey Stadium.

He earned a Bachelor of Architectural Engineering degree from Penn State University. He also has the unique distinction of holding professional registration as both a Registered Architect and Professional Engineer. He also has a certificate from the National Council of Architectural Registration Boards (NCARB).

Marv resides in State College. Outside the office, he enjoys playing adult hockey in the Nittany Hockey League, working out at F45 gym, and hiking the trails.

Jenna Kolwicz

Community Engagement Coordinator

Jenna (She/Her) joined ClearWater in spring 2024. She supports the organization as the Community Engagement Coordinator. With over a decade’s worth of experience connecting great people with great causes, she continues to meaningfully guide her time towards conservation efforts, and bringing people together as one wholesome community.

Jenna brings with her a wide array of knowledge in overseeing non-profit organizations. She has experience facilitating environmental education programs for adult educators and private schools. She holds human advocacy close to her heart and is a major fan of Why questions.

She possesses specialized certifications across the board- from Wilderness First Responder to Human Rights and DEI Advocacy. She has firsthand experience in crises counseling and de-escalation practices. Over time, she has taught hundreds of adults and children to fish, hike, and make all things practical by hand through her various educational programs. Jenna has a grassroots, community mindset and loves Centre County for its beauty within.

Jenna loves hiking, rustic camping and all things art and music. When the record player isn’t spinning, you can find Jenna, her husband Christopher and their four children digging in the garden or watching their dogs Sweeney and Hazel chase the clouds.

Bridget Whyte

Adventure Coordinator

Bridget is responsible for coordinating ClearWater’s outreach and education efforts through programs like Centred Outdoors. She works to conserve natural areas and build healthy communities by connecting people to the outdoors.

Bridget graduated from the SUNY College of Environmental Science and Forestry in 2017, and has since worked for a variety of organizations as a guide, naturalist, and teacher.

Bridget practices what she preaches, and can often be found outdoors herself. She enjoys rock climbing and bird watching, and sometimes both at once.

Jill Barskey

Streamside Projects Coordinator

Jill is ClearWater's Streamside Projects Coordinator, supporting the organization's riparian buffer efforts through landowner engagement, grant management, and buffer planning.

Native to Southeastern PA, Jill graduated from Penn State in 2021 with a Bachelor of Science degree in Environmental Resource Management. During her collegiate career she spent time conducting soil research, meeting with prospective students for the College of Ag Sciences as an Ag Advocate, working as a projects coordinator through the Sustainability Institute at Penn State, and interning with US Fish & Wildlife Service on stream restoration efforts. After graduating from Penn State, Jill worked as an Environmental Scientist with WHM Consulting, LLC where she conducted wetland delineations, environmental permitting, and GIS analysis.

On top of her professional career, you can find Jill spending time volunteering for Centre County PAWS, running, hiking, fishing, and kayaking throughout beautiful Central Pennsylvania. When she isn’t in the great outdoors she enjoys reading and crocheting in the company of her cat Toast.

Danny Brumbaugh

Land Steward Assistant

Danny Brumbaugh supports the organization's land conservation and stewardship efforts as ClearWater's Land Steward Assistant.

Danny holds a degree in Biology from Lock Haven University, where he focused much of his time researching cold water fish communities. After graduating in 2019, he went on to work as a Stream Restoration Technician with Trout Unlimited and an Instrument Repair Technician with Field Environmental Instruments, Inc.

Danny is a Centre County Native and has held a lifelong passion for the great outdoors. In his spare time, he enjoys biking, hiking, kayaking, and caving. He also spends a great deal of time playing music with his project The Psychic Beat One Man Band. Catch Danny at a venue, forest, or stream near you!

Sandy Miller

Communications Specialist

Sandy supports the Centred Outdoors program as well as ClearWater's community outreach and events, focusing on digital communications including social media, enews, and website design.

Sandy brings more than ten years' marketing experience to ClearWater, and has held related positions at Otto’s Pub & Brewery, Tussey Mountain, and Penn State. She is highly familiar with connecting with our local community to promote events and programs.

Sandy is an avid hiker and lover of the outdoors, photography, and gardening.

Olivia Stas

Assistant Adventure Coordinator

Olivia Stas (She/Her) joined the ClearWater team in March of 2023 as the Assistant Adventure Coordinator. In this position, Olivia helps to coordinate ClearWater’s outreach and education efforts through our Centred Outdoors Program. Her work connects people to place and teaches the importance of land conservation through nature walks and wellness programming.

Olivia, originally from Southwest PA, has lived in State College since starting school at Penn State in 2014. She graduated in 2018 with her Bachelor of Science Degree in Kinesiology. Her passion for connecting our health to the natural world has carved a unique career path where she has gained experience in environmental education, early childhood education, public programming, and outdoor recreation programming.

In her free time, she enjoys gardening, connecting with loved ones, and exploring the Earth’s beauty on foot, bike, or boat.

Sean McConnell

Office Manager

Sean McConnell joins ClearWater Conservancy as office manager where his goal is to serve the community and local environment through the management of various aspects of the organization’s operations and outreach efforts.

Sean holds an Economics degree from Penn State University and plans to purse graduate coursework in Ecology or Ecosystem Management. He most recently held a position within the PA Department of Conservation and Natural Resources (PA-DCNR) as an office administrator for Greenwood Furnace State Park, where the serene and beautiful grounds of the park and surrounding Rothrock State Forest inspired him to take a path of education and conservation.

Sean grew up in central PA and learned two staples of the region early on as a kid; how to play baseball and how to catch a trout. Now with kids of his own, he finds immense peace and beauty in nearby forests and streams while camping, kayaking, and day hiking with his family. He looks forward to supporting the protection of the inspiring natural places as part of the ClearWater team.

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