© 2019 by Dannenbaum Engineering Corp.

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MICHEL MAKSOUD, PH.D., P.E.

President / Chief Executive Officer / Board of Directors

Doctor of Philosophy in Civil Engineering, Pennsylvania State University
Master of Science in Civil Engineering, Pennsylvania State University
Bachelor of Engineering in Civil Engineering, American University of Beirut
Professional Engineer, Texas, #80639

JAMES D. (JIM) DANNENBAUM, P.E.

Board of Directors

Bachelor of Science in Engineering, University of Texas at Austin
Professional Engineer, Texas, #25855

WAYNE G. AHRENS, P.E.

Chief Operating Officer (COO) / Program Manager / Board of Directors

Master of Science in Sanitary Engineering, University of Nebraska
Bachelor of Science in Civil Engineering, University of Nebraska
Professional Engineer, Texas, #35892

JOHN A. (JACK) CARTER, P.E.

Land Development Division Manager

Master and Bachelor of Engineering, Vanderbilt University
Professional Engineer, Texas, #38401

F. PAUL CELAURO, P.E., R.P.L.S.

Corporate Development Manager

Bachelor of Science in Civil Engineering, Vanderbilt University
Professional Engineer, Texas, #34419
Registered Professional Land Surveyor, Texas, #2726

THOMAS C. ARNDT, P.E.

Central Texas Region Manager / Senior Project Manager

Bachelor of Science in Civil Engineering, Colorado State University
Professional Engineer, Texas, #59135

ROYAL T. (R.T.) BROWN, R.P.L.S.

Survey Division Manager

Registered Professional Land Surveyor, Texas, #3881

ALEJANDRO C. (AL) FLORES, P.E., D.WRE, CFM

Hydrology & Hydraulics Division Manager / Chief Hydrologist

Master of Science in Engineering, Rice University
Bachelor of Science in Engineering, Sᾶo Paulo University – Brazil
Professional Engineer, Texas, #56939
Diplomate, Water Resources Engineer, #538
Certified Floodplain Manager, Texas, #0423-02N

ALAN D. HIRSHMAN, P.E.

Senior Project Manager – Land Development Division

Bachelor of Science in Engineering, New York State University - Buffalo
Professional Engineer, Texas, #51945

GUSTAVO O. (GUS) LOPEZ, P.E.

South Texas Transportation Division Manager

Master of Science in Civil Engineering, Texas A&M University
Bachelor of Science in Civil Engineering, Texas A&M University
Professional Engineer, Texas, #56267

LARRY S. MARR, P.E.

Program Manager / Senior Project Manager

Master of Science in Civil Engineering, Oklahoma State University

Bachelor of Science in Civil Engineering, Oklahoma State University

Professional Engineer, Texas, #44187; Oklahoma, #11446; Louisiana, #18533

CARL D. MCCONNELL, P.E.

Deputy Manager Public Works Division / Senior Public Works Project Manager

Bachelor of Science in Engineering Technology, Structural Analysis & Design, University of Houston - Downtown

Professional Engineer, Texas, #97585

JOHAN C. PETTERSON, P.E., CFM

Vice President North Texas Division

Bachelor of Science in Civil Engineering, Tecnologico de Monterrey (Monterrey, Mexico)

P.E., Professional Engineer, Texas, #115956

CFM, Certified Floodplain Manager, Texas, #2074-11N

CHRISTOPHER W. SALLESE, PMP

Coastal Programs Manager / Board of Directors

Master of Science in National Resource Strategy, National Defense University, 

Industrial College of the Armed Forces in Washington, D.C.

Master of Science in Management, Troy University

Bachelor of Science in Ceramic Science and Engineering, Pennsylvania State University

Project Management Professional (PMP), #273876

Member, Society of American Military Engineers (SAME)

RICHARD D. SEITZ, P.E.

Transportation / Major Infrastructure Senior Project Manager

Bachelor of Science in Civil Engineering, Texas A&M University

Professional Engineer, Texas, #63424

STEPHEN R. (STEVE) SHELDON, P.E.

Senior Land Development Project Manager

Bachelor of Science in Civil Engineering, Rice University

Professional Engineer, Texas, #91993

RICHARD ZAMORA, P.E.

Vice President / Program Manager - South Texas Region

Bachelor of Science in Civil Engineering, Texas A&I University (Texas A&M System)

Professional Engineer, Texas, #92079

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