ESA is a natural resources management and ecological restoration company, providing environmental services to the private and public sectors in the mid-Atlantic region. As an applied ecology company, ESA offers a full range of ecologically-based environmental consulting services with an emphasis in wetlands, forests, streams, and water resources. We are a regional leader in stream and wetland assessment and restoration. In business since 1989, ESA is a privately-owned, small business enterprise. Our sound and unbiased scientific field methods of ecology have earned us an outstanding reputation with our clients and federal, state and local regulators. Natural resources management and restoration ecology are ever-changing disciplines. Through continuous education, field monitoring, observation, design review, and construction oversight, ESA’s management techniques are refined and improved on a continual basis.