mark steinbach

Mark Steinbach

Executive Director

Mark is a native of Texas and joined the TLC staff in 2007. He previously worked at the Texas Parks and Wildlife Department, where he was a private lands wildlife biologist providing technical assistance to landowners in the Hill Country. Mark's land management experience also stems from his academic career and working on his family's farm in Washington County.

Mark earned his bachelor's in Wildlife and Fisheries Sciences and master's in Rangeland Ecology and Management, both from Texas A&M University. His master's research focused on Texas landowners and their knowledge of conservation policy and land management techniques. Mark received his Ph.D. from the University of Montana in Missoula from the College of Forestry and Conservation. His dissertation and post-doctoral work focused on land fragmentation in the Rocky Mountain region.

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Stephen Ramirez

Stewardship Director
Stephen is a graduate from Texas State University with a B.S. in Geographic Information Science. His work and volunteer experience includes the Save Our Springs Alliance, San Marcos Greenbelt Alliance, San Marcos River Foundation and Hays County Master Naturalists. He is currently serving as the board president of the San Marcos River Foundation.

Stephen carries a wide range of experience from cartography, field work, surveys, photography, guided hikes, and community outreach. His drive for conservation is rooted in his love for the San Marcos River and sharing the natural world with others. Stephen enjoys outdoor recreation such as swimming, bird watching, and mountain unicycling.

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Leigh Stuemke

Leigh Stuemke

Stewardship Director

Leigh Stuemke joined the TLC staff in July, 2011 with an extensive background in land management. Leigh earned a Bachelor’s of Science in Fisheries and Wildlife Management from the University of Minnesota and is wrapping up a Master’s in Forestry from Stephen F. Austin State University, where she is studying East Texas bats.

Her professional experience includes three years as the refuge technician for the Fort Worth Nature Center, where she directed projects including prescribed burns, prairie and wetland restoration, trail maintenance, and invasive and exotic species control. She is also an experience volunteer coordinator and environmental educator, teaching everything from Master Naturalist courses to GPS skills to canoeing.

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Ashley Lovell

Director of Partnerships and Outreach

Ashley Lovell joined the TLC staff in September, 2014 with a background in environmental communication, conflict resolution, community outreach, and environmental education. Her outreach experience includes organizing and facilitating workshops for the National Park Service, the US Forest Service, the Oglala Sioux Tribe and a variety of other non-profit and governmental organizations. Ashley also worked as a naturalist for the Aspen Center for Environmental Studies and as an educator at Colorado State University. 

Ashley earned her Ph.D. from Colorado State University in Environmental Sociology in 2014. She specializes in promoting large landscape conservation through the integration of social science and stewardship practice.  In her free time, Ashley enjoys hiking with her dog Dakota, running along Lady Bird Lake, and attempting to visit every food truck in Austin.

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Amber Arseneaux

Development Director

Amber Arseneaux is a native Texan and joined the TLC staff in May, 2016. Amber holds a Bachelor of Science in Agricultural Leadership and Development and a graduate certificate in Nonprofit Management, both from Texas A&M University.

Prior to beginning her conservation career at TLC, Amber spent several years with The Trinity Trust Foundation in Dallas, where she provided outreach, managed grants, and led membership development. Her passion for Texas’s open space, diverse culture, and agricultural heritage combined with her fundraising background and personal face-to-face connections provide a solid foundation for cultivating meaningful relationships and soliciting support from donors of all levels for the TLC.

Outside the office, your best bet is finding Amber outside and anywhere live music is playing. She enjoys hiking, volunteering as a Texas Master Naturalist, and exploring Texas’s natural wonders. 

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