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About Us

Our Team

Energy
Provides the energy sector with geotechnical engineering, testing, and inspection services for the construction of power plants, renewable energy, pipelines, and other projects.
AER
Asphalt/Pavement
Concrete Insight
Engineering Geology
Geotechnical
Industrialized Buildings
Leadership
Petrography
Structural Steel
Third Party Product Testing Lab
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Leadership
Leadership
Edward “Butch” M. Twining, Jr.
Chairman Emeritus
Leadership
Leadership
Structural Steel
Robert M. Ryan, CWI-QC1, ASNT Level III
Chief Executive Officer
Leadership
Geotechnical
Leadership
Linas Vitkus, PE, GE
President & Chief Operating Officer
Leadership
AER
Concrete Insight
Leadership
Boris Stein, DSc
Senior Vice President & CEO Concrete Insight
Leadership
Leadership
Steven Schiffer
Chief Revenue Officer
Leadership
Leadership
Mariel Attento-Rhorer
Chief Strategy Officer
Leadership
Leadership
Tommy Young Lee
Chief Financial Officer
Leadership
Leadership
Amy M. Owens, SPHR
Vice President, Human Resources
Leadership
Leadership
Sam Sajed
Vice President, Long Beach Operations
Leadership
Geotechnical
Leadership
Paul C. Soltis, PE, GE
Vice President, Geotechnical Operations
Leadership
Leadership
Sammy Daghighi, PE
Vice President, San Diego, Inland Empire, Northern California
Technical Experts
Concrete Insight
Eugene Raymundo
Director of Condition Evaluation Services
Technical Experts
Engineering Geology
Jon Browning, PG, CEG
Engineering Geology
Technical Experts
Geotechnical
Liangcai He, PhD, PE, GE
Chief Geotechnical Engineer
Technical Experts
AER
Concrete Insight
Yiwen Bu, PhD, PE, LEED AP
Director of Concrete Engineering
Technical Experts
Asphalt/Pavement
Amir Ghavibazoo, PhD
Pavement Engineering & Asphalt Technology
Technical Experts
Petrography
Meredith Strow
Principal Petrographer
Technical Experts
Petrography
Conor O’Dowd
Petrographer
Technical Experts
Industrialized Buildings
Andy Morris
Director of Inspections, Industrialized Buildings
Technical Experts
Third Party Product Testing Lab
Andrew Falkenburg
Laboratory Manager Testing & Materials Evaluation
Technical Experts
Industrialized Buildings
Randy Saunders
Vice President, Modular Structures