GRL ENGINEERS, INC.
30725 Aurora Road
Cleveland OH 44139 
        FAX Telephone    
  +1 (216) 831-0916 +1 (216) 831-6131

DFI Corporate Representatives:
Patrick J. Hannigan M.S., P.E. President +1 (847) 221-2750
Mohamad Hussein P.E. Vice President +1 (407) 826-9539

Individual Corporate Members:
Camilo Alvarez P.E. Senior Engineer - Vice President +1 (323) 441-0965
Travis Coleman P.E. +1 (847) 221-2750
Brandon Phetteplace P.E.
Frank Rausche P.E. Senior Consultant +1 (216) 831-6131
Scott D. Webster P.E. NC Branch Manager +1 (704) 593-0992
Alireza Ziaei Engineer +1 (847) 221-2750
Daniel Belardo Project Manager +1 (216) 831-6131
Marty Bixler P.E. Senior Engineer +1 (425) 381-9690
Robin Givet P.E. +1 (781) 862-2140
Anna Klesney Staff Engineer +1 (303) 666-6127
Rozbeh Moghaddam P.E., Ph.D. Project Engineer +1 (575) 791-7384
Alex Ryberg P.E. Engineer +1 (610) 459-0278
Benjamin White P.E. Senior Engineer +1 (216) 831-3161

Services, Materials and/or Equipment offered:
GRL Engineers, Inc. specializes in analyzing and testing deep foundations with services such as Dynamic Pile Monitoring, Dynamic Load Testing, Wave Equation Analysis of Pile Driving, Foundation Integrity by Cross Hole Sonic Logging, Pulse Echo Testing and Thermal Integrity Profiling, SPT Hammer Performance Analysis, and more. GRL serves the entire US with branch offices in California, Colorado, Florida, Louisiana, Illinois, North Carolina, Ohio, Pennsylvania, Texas and Washington.