LANGAN ENGINEERING AND ENVIRONMENTAL SERVICES, INC.
300 Kimball Drive
Parsippany NJ 07054 
        FAX Telephone    
www.langan.com +1 (201) 794-0366 +1 (201) 794-6900

DFI Corporate Representatives:
Rudolph P. Frizzi P.E., G.E., D.GE Managing Principal/ Executive VP +1 (201) 794-6900
Andrew Ciancia P.E. Managing Principal/Chairman of the Board +1 (212) 479-5401

Individual Corporate Members:
Luis Berroteran P.E. Senior Project Manager +1 (973) 338-9100
Ron Boyer P.E. Principal +1 (201) 398-4693
Dan Eberhart P.G., C.E.G. Associate +1 (949) 255-8651
Diane Fiorelli P.E., G.E., QSD/QSP Principal +1 (949) 255-8640
Marc J. Gallagher P.E., LEED AP Senior Associate +1 (212) 479-5400
Jared M. Green P.E. Senior Project Engineer +1 (212) 479-5435
Ronald Manney P.E. Senior Project Engineer +1 (571) 366-6833
John McElroy Jr. P.E. Sr Associate +1 (215) 845-8900
Matthew E. Meyer P.E. Principal +1 (786) 264-7200
Annmarie Puzio Senior Project Manager +1 (212) 479-5474
Art Roesler P.E. Associate +1 (201) 794-6900
Justin Seltzer PE Project Engineer +1 (813) 975-7446
Satyajit Vaidya P.E. Senior Associate +1 (201) 398-4573
Jeffrey Anthony P.E. Project Engineer +1 (724) 514-5134
Andrew Bro P.E., G.E. Senior Project Manager +1 (415) 955-5217
Anthony Cennamo P.E. Project Engineer +1 (212) 479-5436
Lakshman Kumar Dontha Staff Engineer +1 (979) 676-0243
Michael Fritzges P.E. Sr Project Engineer +1 (215) 845-8900
Daniel George P.E. Senior Project Engineer +1 (518) 810-3742
Paul Gildea P.E. Senior Director +1 (786) 417-7132
Jason Goff +1 (949) 255-8652
Sandy Larimer Project Manager +1 (201) 794-6900
Kyle Lawson Senior Staff Engineer +1 (571) 366-6800
Chad Leege Senior Staff Engineer +1 (408) 283-3627
Fidan Mamedova Student +1 (347) 225-2442
Sean O'Connell Senior Staff Engineer +1 (845) 558-5275
Tasos Papathanasiou P.E. Project Engineer +1 (212) 479-5419
Saul Shapiro P.E. Vice President +1 (212) 479-5488
Lori Simpson P.E., G.E Principal/Vice President +1 (510) 874-7031
Scott Walker P.E., G.E. Associate +1 (510) 874-7000
Alexandros Yiagos Ph.D. Senior Project Manager +971 55 845 2832

Services, Materials and/or Equipment offered:
Langan provides geotechnical and environmental services from our offices in NJ, NY, PA, CT, VA, FL, TX, and CA; and internationally in London, Panama, Abu Dhabi, Dubai, Athens, and Istanbul. Langan provides design consultation for deep foundations, waterfront structures, piers, bulkheads, temporary and permanent excavation support, performs controlled engineering inspections, and provides expert testimony.