CLARK FOUNDATIONS, LLC
7500 Old Georgetown Rd
Bethesda MD 20814 
        FAX Telephone    
www.clarkus.com +1 (301) 272-1915 +1 (301) 272-8381

DFI Corporate Representatives:
Irvin J. Ragsdale P.E. retired
Larry Moore P.E., M. Eng. Director +1 (301) 272-8381

Individual Corporate Members:
Lauren Barnett Project Manager +1 (301) 272-6849
Mamoud Hosseini P.E. President +1 (301) 272-8199
Sarah Martino Office Engineer +1 (301) 272-6882
Mark Mohan P.E. Project Manager +1 (301) 272-8134
Fola Odunlade Office Engineer +1 (301) 272-6883
David Rothenberg P.E. Sr Proj Mgr +1 (301) 272-8100
Arvin Sava Project Manager +1 (301) 272-7434
Keki Wadia Project Manager +1 (301) 272-8144
Leah Watson Project Manager +1 (301) 272-6986
Cory Surber P.E. Senior Project Manager +1 (301) 272-8117

Services, Materials and/or Equipment offered:
Foundations constructor: driven piles, H-beam, pipe, precast concrete, timber; Cast in Place piles, drilled shaft and augered; deep excavation, steel sheet pile, shoring; earth retaining walls, diaphragm walls; tiebacks; soil and rock anchors; cofferdams; minipiles; underpinning; cement grouting; foundation control instrumentation; tunnels; design/build.