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Development Support and Environmental Management

Providing the Highest Quality of Customer Service

Barry Wilcox

Barry Wilcox,
DSEM Director

Fax: 850-606-1301
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435 N Macomb St
Tallahassee, FL 32301

Hours of Operation
Monday, Tuesday, Thursday, Friday: 8 a.m. to 5 p.m.
Wednesday: 9:30 a.m. to 5 p.m.

Development Support and Environmental Management (DSEM) is a group of divisions and programs within Leon County which provide one-stop permitting, review and approval of land development activities. The primary mission of DSEM is to ensure the continued vitality of the County, including both the built and natural environments, by promoting awareness and compliance with the Board's adopted growth management regulations.

DSEM's offices are located on the second floor of the Renaissance Center at 435 N. Macomb Street. For general information, or if you are unsure which division you need to contact with your questions, please visit Citizens Connect.

About Us

Whether you are a contractor or a conservationist, we believe that service and stewardship are not mutually exclusive. We believe that by providing the highest quality of customer service, offering value-added professional guidance and technical resources, and ensuring efficiency and clarify at every stage of the development process, we facilitate the highest quality built and natural environment attainable for our community.

One of the services provided by Development Services and Environmental Management (DSEM) is having a Service Advisor from each Division available daily for walk-in and phone-in customers to answer questions pertaining to that services provided by their respective Divisions. No appointment is necessary to meet with a Service Advisor.

Mission Statement

To support the development of a sustainable community and its built environment, while protecting and preserving our natural resources to maintain the quality of life for all citizens and building positive relationships through exceptional customer service.


DSEM is comprised of five divisions that encompass all areas of building, development review and land use, environmental review and compliance, code compliance and administrative support services for all aspects of building, land use and development projects located in the unincorporated County.


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