SSP&A`s reputation for technical excellence is due to the nature and experience of our people. The individual experience of our key personnel ranges from 10 to 40 years of working on groundwater, environmental, and remediation investigations.

Our key personnel

Have individually been honored with numerous awards and recognition for technical achievements and service in their representative scientific communities;
have authored textbooks on contaminant transport modeling
are at the cutting-edge of groundwater and surface-water modeling and software development;
participate in high-visibility groundwater and water-resource projects throughout the United States and abroad.

SSP&A has proactively recruited a highly qualified, nationally recognized staff of specialists who bring a combination of state-of-the-art knowledge and multi-year experience.

The principals of the firm are Stavros S. Papadopulos, Steven Larson, Charles B. Andrews, Deborah L. Hathaway, Remy J.-C. Hennet, Matthew J. Tonkin, Harvey A. Cohen, and Michael T. Rafferty.

Other Key Personnel include Alex Spiliotopoulos, Christopher J. Neville, and Bryan Grigsby. More information and full resumes for each of these staff can be accessed on the key personnel page.

S.S. Papadopulos & Associates, Inc Downloads

Open Excavation Flow Calculator Software Brochure

Atrans - Version A - 3D Analytical Software Manual

Version MPNE 1D - General Analytical Software Manual

Atrans - Version A - 3D Analytical Software Manual

Version PATH3D - Groundwater and Travel-Time Simulator Software Manual