Contact Resources Our Office 1 N Pavilion Ave Riverside, NJ 08075 P 856.461.1100 F 856.461.3166 Click for directions     George D. Timchal President Email   Jeffrey S. Richter, PE, PP Director, Land Use Services Email Michael R. Demcsak, PE Director, Geotechnical Engineering Email   Michael A. Zecca, PE Director, Structural Engineering Email Wayne Lippincott, PE, PP Email     Robert E. Lee, PLS Director, Survey Services Email Jeffrey L. Jacobs Director, Construction Inspection & Quality Control Email     Robert L. Jost Director, Drilling Services Email Waheed A. Jafry Supervisor, Materials Testing Laboratory Email   Deborah S. Vail Director, Business Development Email