Benjamin M. Cornelius Expert Witness
Curriculum Vitae

Contact this Expert Witness

  • Company: LERA Consulting Structural Engineers
  • Phone: (646) 981-4341
  • Cell: (917) 359-0651
  • Fax: (212) 750-9002
  • Website:
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Specialties & Experience of this Expert Witness

General Specialties:

Structural Engineering and Civil Engineering

Specialty Focus:

Design Defects, Construction Defects, Collapse, Damage, Deterioration, Failure, Deflection, Settlement, Cracking, Spalling, Corrosion, Concrete, Structural Steel, Masonry, Wood, Lot Line Construction, Underpinning, Drawings, Specifications, High-Rise Structure, Long-span Structure


Bachelor of Architectural Engineering, The Pennsylvania State University

Years in Practice:


Number of Times Deposed/Testified in Last 4 Yrs:


Additional Information

Benjamin Cornelius is a structural engineer with over 25 years of experience in the design and rehabilitation of structures, including tall buildings and other complex structures. His design projects include the Broad Museum in Los Angeles, the renovation and expansion of the National Baseball Hall of Fame, and the supertall TransNational Place in Boston. Mr. Cornelius leads LERA’s Investigations and Expert Witness Practice and is an experienced expert witness. He has conducted forensic investigations in North America, Europe, and Asia in disputes totaling over $2 billion. He has provided consultations in disputes involving tall buildings, residential structures, embassy complexes, medical facilities, historic buildings, sports and entertainment structures, transportation facilities, and modular construction. He has led investigations into the collapse of steel and concrete structures. He has testified in mediation, arbitration, and court proceedings and is licensed as a professional engineer, civil engineer, or structural engineer in 17 states. Mr. Cornelius is a member and past Chair of the Executive Committee of ASCE's Forensic Engineering Division and co-chair of the ASCE Metropolitan Section Forensic Engineering Group. He has served as an adjunct faculty member at the Rhode Island School of Design and as a disaster recovery volunteer with Schoharie Area Long Term Relief Organization. References available upon request.