Bureau of Conservation Leadership

The State’s Bureau of Conservation lies within the Tennessee Department of Environment and Conservation. The Bureau of Conservation is responsible for managing Tennessee State Parks, State Natural Areas, State Archaeology, and outdoor Recreation Resources. 

The Bureau of Conservation is led by a Deputy Commissioner with a team of Directors that each oversee one of the Bureau’s 7 primary divisions: (1) Bureau Strategy & Support; (2) State Park Operations; (3) State Park Hospitality; (4) Marketing, Revenue & Guest Experience; (5) Facilities and Land Management; (6) Conservation (State Natural Areas and Archaeology); and (7) Recreation Resources.

Greer Tidwell | Deputy Commissioner


Greer Tidwell was appointed TDEC’s deputy commissioner for the Bureau of Conservation in July 2022. His responsibilities in leading the bureau include: Tennessee State Parks, Division of Archaeology, Division of Natural Areas, Recreation Resources Division, Facilities & Land Management, Interpretive Programs, Strategic Initiatives, and Marketing.

Greer has served several organizations in leadership positions, including as a board member and president of Radnor Lake State Park, board member and treasurer of the National River Network, board member of the National Wildlife Federation, and chairman of the Tennessee Conservation League, which is now the Tennessee Wildlife Federation.

Greer has a sterling reputation as an environmental leader and mentor, working in both the public and private sectors. He came to TDEC from the engineering and construction firm Brown and Caldwell, where he was vice president and senior director for client services.

As a mentor, he established certified classrooms at Bridgestone plants, which have hosted more than 20,000 student visitors. He is largely known for his work at Bridgestone Americas, leading the tire manufacturing company into certification for ISO 14001 standards for environmental management and LEED standards for energy management, as well as Wildlife Habitat Council certification for onsite wildlife habitats.

This is Greer’s second experience working at TDEC. He was general counsel for the department in 1995-97, managing an office representing the state in environmental regulation and legal support for Tennessee State Parks. He has a long resume of personal environmental achievement, but he is known widely for his influence in connecting others to nature. He has built relationships with local governments, statewide agencies, and national wildlife and water conservation groups.

A native of Nashville, Greer enjoys fishing, hunting, horse riding, paddling, and hiking with family and friends. He received a law degree from Vanderbilt University and bachelor’s degrees from both Baylor and Tennessee Tech. He and his wife, Marian, have three grown children, Brittainy, Hunter, and Rose.

Office of Outdoor Recreation

Tennessee is blessed with amazing natural resources and world-class outdoor recreation opportunities. The purpose of this Office is to help unify stakeholders, multiply efforts to improve conservation and access to Tennessee’s great outdoors, and leverage Tennessee’s unique outdoor industry and economy for the benefit of all Tennesseans.

Brian Clifford | Director


Raised in rural Tennessee, Brian is married to Michelle and is the proud father of two elementary school kids, Caroline and Hayes. An attorney by trade, Brian worked for several national law firms before joining TDEC’s Office of General Counsel in 2016. Brian was later appointed as Director of Strategic Initiatives for the state’s Bureau of Conservation in 2019. In 2024, Brian was appointed to serve as the founding Director of Tennessee’s inaugural Office of Outdoor Recreation. In this role, Brian combines his passion for leadership with his love for the great outdoors to serve the State of Tennessee through conservation and improving access to outdoor recreation. In his local community, Brian coaches youth sports, is elected to serve as a Williamson County Commissioner, and serves on the Williamson County Regional Planning Commission.

State Park Operations

The Division of State Park Operations oversees the non-hospitality functions of all state park units and includes the Chief Ranger’s Office and the Interpretative Programming and Education (IP&E) functions.

Mike Robertson | Director


Mike Robertson was named Director of State Park Operations in 2012. Mike has worked his entire professional career in Tennessee State Parks, including Reelfoot Lake, Meeman Shelby, Big Hill Pond, Bledsoe Creek, David Crockett and Tims Ford State Parks. He served as a Park Attendant, Seasonal Interpretive Recreator, Park Ranger, Park Manager and Parks Area Manager, before becoming the Director of Park Operations. Mike earned his B.S. degree in Natural Resource Management, Parks and Recreation, from the University of Tennessee at Martin.

State Park Hospitality

The Division of State Parks Hospitality oversees the hospitality functions of Tennessee State Parks and includes management of the 6 resort park Lodges and conference centers, resort park cabin operations, and the 9 golf courses.

Shannon Bowles | Director


Shannon is a long-term veteran of the hospitality industry. After more than thirty- three years of distinguished service with Marriott International. Shannon retired in 2019, having served as General Manager for the Nashville Airport Marriott and an Area General Manager role in TN. She began a new career with the State of TN, dedicated to modernizing the hospitality operations of our TN State Parks.

Revenue, Marketing, and Guest Experience

The Division of Revenue, Marketing, and Guest Experience oversees the branding, marketing, and revenue generation efforts for Tennessee State Parks. While leveraging the uniqueness of each individual state park, this team is focused on sharing the stories and mission of Tennessee State Parks through digital and print marketing efforts. They also develop gift shop operations, manage reservation systems, promote group sales, produce The Tennessee Conservationist Magazine, and develop events and new revenue streams along with marketing plans to support them. Their goal is to promote and offer our guests authentic adventures, exceptional outdoor encounters, and create memorable experiences for everyone who visits Tennessee State Parks.

Morgan Gilman Bologeorges | Director


Morgan Bologeorges was named Director of Marketing, Revenue, and Guest Experience in 2020. She previously served Tennessee State Parks in various roles including Director of Revenue and Guest Experience; Senior Marketing Analyst; and Marketing Manager. Prior to joining Tennessee State Parks, Morgan worked in the sports and music business industries and brings a variety of skills in marketing, sales, event planning, and finance. Morgan earned her Bachelor of Science in Finance from the University of Illinois and her Master of Sport Administration from Belmont University. She is also a graduate of the TDEC Green Leadership Program and the Tennessee Government Management Institute.

Facilities and Land Management

The Division of Facilities and Land Management includes oversight of the major capital improvement and maintenance budget for all state park buildings and facilities. Within this division, the land program is responsible for the acquisition of priority conservation lands and for dealing with boundary issues and easements.

Ben Dunn | Director


Ben was promoted to Director of Facilities and Land Management in 2019. Ben with a team of regional and central office staff manage the day to day operations of the Facilities and Land Management's three branches which includes minor maintenance, capital projects and land management for all state parks. Ben is a Nashville native and earned his B.S. degree in Electrical Engineering from the University of Tennessee. 


The Bureau of Conservation includes the Division of Natural Areas and the Division of Archaeology. Working under the authority of the Rare Plant Protection and Conservation Act and the Natural Areas Act, the Division of Natural Areas tracks rare species and natural communities throughout Tennessee, oversees management of designated state natural areas, and evaluates lands for inclusion into the system of state natural areas and parks. Established by the Tennessee Antiquities Act, the Division of Archaeology is charged with maintaining a statewide program to identify and excavate archaeological sites, to conduct research and planning, to curate artifacts and sites, and to share its findings with the public and scientific community. The Division of Archaeology is the central repository for information about archaeological sites in the state and works with a wide range of stakeholders to address archaeological concerns on public and private property.

Roger McCoy | Director


Roger McCoy has an M.S. in botany and worked with the Division of Natural Areas since 1998. With the other staff members from the division, Roger conducts rare species searches and monitoring and oversees rare species management on state natural areas. Some notable projects on which he has worked include community classification and rare species searches on a variety of lands including private lands, national parks, national and state forests, and Department of Defense lands. Roger has been the lead researcher on a variety of projects to assess the status of federally listed and candidate plant species.

Anne Marshall | Senior Advisor


Anne Marshall received her degree in Recreation Administration from the University of Tennessee, Knoxville and is also a graduate of the Tennessee Government Executive Institute, NRPA’s Executive Development Program and the Conservation Leadership School. Anne’s professional emphasis has always been on outdoor recreation, natural and cultural resource protection and leadership development.