Mr. Walsh has 32 years of experience in conducting and managing large scale environmental projects. These projects have included environmental permitting, environmental assessments, site investigations, remedial designs, and large-scale hydrogeologic assessments, including computer analysis of aquifer test data and digital computer modeling. He is also experienced in the design and installation of monitoring well networks and various types of remediation systems. He has experience conducting and managing environmental assessments at industrial facilities where coal combustion residuals, organic solvents, coatings, resins, electroplating wastes, primary metals manufacturing wastes, PCBs, asbestos, coal tar and wood treating chemicals were manufactured or disposed. He also has extensive experience in Phase I and Phase II environmental site assessments, as well as underground storage tank investigations, removal and remediation.