Staff

TEP Portrait Gardner 013 Broken Banjo WEB

Ally Gardner

Executive Director 

Originally from southern Virginia, she first moved to the Tillamook Coast in 2013. It immediately captured her heart with its moody days, brilliant foliage, and expansive wilderness. Allyson holds a Bachelors in Environmental Studies and a second in Anthropology from Warren Wilson College. Her passion for community-driven change has led to her working extensively in food systems, electoral engagement, and economic justice. With years of experience, writing grants, navigating government contracts, and building sustainable funding models, Allyson understands the importance of diversified funding to ensure the longevity of a non-profit. Outside of work, Allyson enjoys outdoor adventures with her pup, Calypso, gardening, baking and sharing the results with friends, beach exploring, and cozying up with a good book. 

TEP Portrait Rehn 2024 reshoot 005 Broken Banjo WEB

Claudine Rehn

Deputy Director

Claudine Rehn is the Deputy Director for the Tillamook Estuaries Partnership. She received a Bachelor of Science degree in Business Administration from California Polytechnic State University at San Luis Obispo. Originally from California, Claudine has been fortunate to work for several successful non-profit organizations both managing and writing grants. She has two grown children (three if you include her husband) — two grandchildren, three cats, and two dogs that provide her constant amusement and chagrin. In her free time, Claudine is on the beach volunteering for the Haystack Rock Awareness program as a tide pool interpreter (and in search of the ever elusive alabaster nudibranch).

staff York Johnson

York Johnson

Water Quality Manager

York Johnson is the Water Quality Manager for the Tillamook Estuaries Partnership. He received a Bachelor of Science degree in Fisheries and Wildlife from Michigan State University. York is employed by the Department of Environmental Quality as the North Coast Basin Coordinator, which includes his role with TEP. York works to implement the three Total Maximum Daily Loads (TMDLs) developed for the North Coast by promoting restoration projects that improve water quality. In addition, he develops programs and strategies to determine water quality status and trends for pollutants of concern on the coast and TMDL effectiveness. Water quality is York’s specialty and when not working on water quality issues he is out enjoying Oregon’s waters, whether surfing along the coast or exploring the many rivers and estuaries.

staff Colin Jones

Colin Jones

Restoration & Monitoring Director

Colin Jones received his B.A. in Chemistry from Willamette University then combined his love of chemistry and the natural world and obtained his Ph.D. in Oceanography at the University of Rhode Island. His Ph.D research involved marine biogeochemistry and assessing how past climate conditions were recorded in marine microfossils. After completing his Ph.D., Colin moved back to the mountains and coast of his native Pacific Northwest with his fiancée and joined the Tillamook Estuaries Partnership as part of the Habitat Assessment and Monitoring team in 2021. When he’s not working, you can find Colin drinking tea, hiking, brewing beer, or reading a book on the beach.

staff Flynn DeLany

Flynn DeLany

Field & Data Scientist

Flynn earned his B.S. in Marine Sciences from Stony Brook University, followed by his Master of Science degree in Marine Sciences from the same institution. During his graduate studies, Flynn focused his research on the restoration potentials of eelgrass and oysters, investigating their local impacts on inhabitant community structures. As a graduate researcher, he collaborated with multiple local partners around the estuaries of Long Island, New York to monitor and restore crucial species and habitats, including hard clams, oysters, and eelgrasses. In 2023, Flynn embarked on a new chapter in his career by relocating to the Oregon Coast to join the Tillamook Estuaries Partnership. Here, he continues his work in monitoring efforts, contributing to the conservation and preservation of the region’s ecosystems. He looks forward to exploring the region in his free time as an avid rock climber and backpacker.

TEP Portrait DeFillips 009 Broken Banjo WEB

Lisa DeFillips

Monitoring Field Technician

Lisa DeFillips was born and raised in Florida. She earned her B.S. in Environmental Science from the University of Florida. Her first field job took place close to home, where she conducted submerged aquatic vegetation surveys focused on seagrass and macroalgae. Since then, she has pursued seasonal fieldwork across the United States, combining her passion for research with a love of exploring new landscapes.
Her career led her to California where she worked on a blue carbon project focused on understanding carbon sequestration in marsh ecosystems. She then moved to Washington to conduct salmon research, assessing how restoration efforts impact population size and habitat use. Later, she spent time in the U.S. Virgin Islands studying freshwater fish populations in understudied systems.Now based in Oregon with Tillamook Estuaries Partnership, she is excited to bring her diverse field experiences and scientific background to support the protection and restoration of vital watersheds.
Outside of work, she enjoys backpacking, climbing, snorkeling, kayaking, and baking.
claire 1

Claire Engelen

Plant Materials Program Manager

Claire Engelen holds a B.S. in Conservation Biology, Environmental Studies, and Spanish from the University of Wisconsin-Madison. Throughout her college years, she grew a passion for ecology, growing plants and getting her hands in the dirt. These interests led her through the PNW to roles on organic farms, urban landscaping teams and school gardens.
In 2023, she left with her partner to go on a bucket list trip to backpack and eat all over South America and East Asia. By the end of the trip, she was eager to return to the coast, put down deeper roots, and dedicate herself to meaningful work; contributing to the community and making a positive impact. Leading her to the Native Plant Partnership Coordinator position.
Outside of work, she enjoys foraging for mushrooms, cooking and surfing—pursuits that reflect her deep connection to land and seasonal rhythms.
staff Steve Sprague

Steve Sprague

Nursery Crew Lead

Steve Sprague is the Nursery Crew Lead at the Tillamook Estuaries Partnership Native Plant Nursery. He spent the first 20 years of his career working as a chef. During that time, he developed a passion for teaching and leading diverse groups of people as well as an appreciation of our connection with the natural world. He moved to Oregon in 2009 and settled on the coast with his wife, two cats, and an ever-changing number of chickens. His pursued his love of teaching by instructing students at the Lincoln City Culinary Center and Oregon Coast Community College . He is an avid gardener, hiker, beekeeper, rockhound, and traveler.

TEP Portrait Belfry 004 Broken Banjo WEB

Gavin Belfry

Native Plant Scientist

Gavin Belfry works as the Native Plant Scientist at TEP’s Native Plant Nursery. He grew up in the foothills of the Smoky Mountains of East Tennessee, instilling a deep love for all things green and growing. A first-generation college student, Gavin graduated from the University of Tennessee with a B.S. In Ecology & Evolutionary Biology. In his position at TEP, he draws on practical skills honed during his time spent conducting forest demography surveys in the Rockies, monitoring restoration sites in the Four Corners region, and developing native species plant materials within the Colorado Plateau. When he is not acting as TEP’s resident plant nerd, he enjoys gardening, foraging for mushrooms, and exploring the PNW with his wife, Justine, and dog, Moose.

TEP Kollasch 2026 007 Broken Banjo WEB

Tom Kollasch

Habitat Restoration Project Manager

Tom earned bachelor’s degrees in wildlife management and biology from the University of Wisconsin – Stevens Point. After being raised in Wisconsin he moved west after college and has lived in Washington, Idaho and Oregon ever since. He landed in the lower Columbia River in 1996 working for the Willapa National Wildlife Refuge Complex and set roots in Astoria in 2001 and has lived there ever since. As a project manager, Tom values connection to the land and the people that interact with it. His professional experience includes 12 years managing the Ellsworth Preserve for The Nature Conservancy and 11 years focused on salmon restoration projects in and around Willapa Bay. At TEP, he hopes to focus on completing large, impactful projects in the estuaries and streams of the north Oregon Coast. Tom loves to hike and hunt mushrooms with his wife and their dog, Cedar. He’s a proud fan (and owner) of the Green Bay Packer. And he loves to be out on the water in his boat fishing for salmon and catching Dungeness Crab!

TEP Portrait Stein 012 Broken Banjo WEB

Beverly Scoggin

Habitat Restoration Project Coordinator

Beverly was born and raised in the PNW and spent much of her time in Manzanita and Nehalem growing up, developing a love for the unique beauty of the Oregon coast’s natural environment. She earned her B.S. in Biology from Washington State University and went on to earn her M.S. in Environmental Science with a focus on conservation and natural resource management from Swansea University in Wales. Beverly has previously worked in wildlife conservation in southern Oregon and has also worked in fisheries management on the Oregon coast with the Oregon Department of Fish and Wildlife and throughout the Puget Sound with the Washington Department of Fish and Wildlife. She’s very excited to bring her knowledge and experience to the Tillamook Estuaries Partnership and looks forward to helping enrich and protect some of the area’s most important habitats. In her free time Beverly enjoys spending time with loved ones, playing on the beach with her dog, Jack, and baking both sweet treats and savory classics with her sourdough starter, Betty.
TEP Frey 007 Broken Banjo PRINT (1)

Steff Frey

Finance Manager

Stephanie Frey is the Finance Manager for Tillamook Estuaries and brings over 15 years of experience with the National Park Service. Most recently, she worked with the administration and budget team at Channel Islands National Park. Before that, she worked as an emergency dispatcher in Texas and Washington and began her National Park Service career supporting wildland fire operations at Olympic National Park.
Stephanie’s work has taken her all over the country, where she’s led finance teams responding to hurricanes, oil spills, search and rescue missions, and wildland fires. One of her favorite memories is flying by helicopter to the highest peak on Santa Cruz Island to install radio equipment, seeing dolphins jumping in the pacific and the island foxes scamper about. After spending most of her life in the Pacific Northwest and seven years in Astoria at Lewis and Clark NHP, coming back to the Oregon coast felt like coming home.
Outside of work, Stephanie is known for adopting dogs with special medical needs and currently has two pups, Joey and Bear, who love beach time with her and her partner. She cares deeply about community and creating inclusive outdoor spaces for everyone. In her free time, she enjoys skateboarding, hiking, doing puzzles, and most of all, spending time reading, playing ball, and sharing her love of the outdoors with her grandkids.
TEP Portrait Reneau 016 Broken Banjo WEB

Sabrina Reneau

Administrative & AP Assistant

I am a happy person who has been lucky enough to have lived in Tillamook County my entire life. I believe my purpose in life is to bring joy to anyone I come in contact with. One of my favorite memories is riding horses from Idaville Rd to the Tillamook Bay with my Aunt. In my free time I enjoy skiing in the winter, biking in the summer with my best friend, my mom and in between that, exploring nature with my dog.
staff Diana DiMarco

Diana DiMarco

Community Outreach Manager

Diana DiMarco grew up in Hillsboro, Oregon and spent many weekends visiting Rockaway Beach. She received a Bachelor of Science in Marine and Conservation Biology from Seattle University and has worked as a biologist for the United States Geological Service and a fish counter for Oregon Department of Fish and Wildlife. In her various roles and research projects, she has always looked for the intersections between communities and science, an interest she was able to explore more closely in an internship with The Kelp Forest Foundation. In her free time, you can find her playing in the ocean with a surfboard, walking Bowie on the beach or enjoying the forest in Tillamook County.

img placeholder square

Lauren Yokum

Community Engagement Coordinator

Lauren was raised on the Oregon Coast, and the last 4 years she served Tillamook Bay Community College and surrounding schools as the Tillamook WORKS Coordinator. Working to build and foster Career Technical Education opportunities in areas such as Natural Resources, Maritime, and Advanced Manufacturing, Lauren brought work-based learning opportunities to people of all ages.

After over 15 years of experience in international, multi-national and regional business development, fundraising, community engagement and marketing, Lauren has returned to the coastal region she calls home and couldn’t be more excited about the future work with TEP.

Lauren shares her love of travel, live music, the furry and four-legged, foraging, fishing, pickling, and canning with her 3 year old son – our next generation of avid nature enthusiasts.

staff Liz Campbell

Liz Campbell

Bookkeeper

Liz Campbell, a PNW native, moved back to the coast with her partner in 2021 to fulfill their dream of living closer to nature where they are working on setting up a small farm and homestead. Before moving to Tillamook and coming onboard with Tillamook Estuaries Partnership, Liz taught middle school science and engineering, both on the Oregon coast and in Southern Maryland on Chesapeake Bay. Liz returned home to Oregon in 2017 and began working with non-profit organizations in program management, quality assurance, and compliance. Liz is most excited about returning to small-town life to be able to meld together her love of science and the natural world with her training.