product

Over the past 28 years, Mr. Drerup has investigated performance concerns at hundreds of buildings and structures. His work has ranged from single family homes to large building collapses. Mr. Drerup has evaluated damage attributable to earthquakes, blast, impact, fire, water intrusion, corrosion, construction defects, and other factors. He has served as a testifying expert in several cases. Mr. Drerup has also developed and retrofit designs for existing buildings. He has previously worked for two prominent forensic engineering firms and an international structural design firm. In 2014, he established Drerup Building Performance Engineering, PLLC with his partner Alicia Díaz de León, PE, SE, AIA, and continues to collaborate with other consultants and laboratories nationwide to investigate a broad range of issues pertaining to structure, enclosure, and construction materials. Mr. Drerup recently completed two terms as a voting member of ASCE’s Board Committee on Technical Advancement. He serves on ASCE’s Joint Task Committee with CROSS-US, and is past chair and a 22-year member of ASCE’s Forensic Engineering Division.

Joseph Marion Allen, P.C.
Dr. Allen has been practicing law in state and federal courts in Alabama since 1976 with a focus on the interface of engineering and the law in such areas as construction contracting and product liability. He has also served as a forensic engineering expert, working for individuals, attorneys, construction companies and insurance companies. Dr. Allen has remained active in structural engineering throughout his career. He has been involved in software development for TrimJoist Corporation, a manufacturer of parallel chord, wooden trusses with glued, oriented strand board end sections that are trimmable on the jobsite. During his involvement with the Civil Engineering Department at The University of Alabama, he was instrumental in the inception of the JD/MSCE program, wherein students can obtain a graduate engineering degree while attending law school. Dr. Allen became registered as a Professional Engineer in the State of Alabama in 1981, and received his Doctor of Philosophy from The University of Alabama in 1988 in Civil Engineering, with a concentration in structures.

MBA Engineers, Inc.
Mr. Partain is a licensed professional engineer with 15 years of experience in structural engineering design and forensics for single and multi-family residential, commercial, institutional, and industrial structures. His experience includes projects in high wind regions along the Gulf Coast and East Coast, as well as high seismic zones along the New Madrid Fault Line. In addition, he has designed residential and community tornado storm shelters including the Habiframe, Inc., wood-framed shelter which was awarded the US Wood Design Awards Juror’s Choice Award in 2014. Mr. Partain is active in engineering standards work and has published articles in both regional and national publications. He is also on the Board of Directors for the Structural Engineers Association of Alabama and served as president for 2018. Mr. Partain earned his Bachelor’s and Master’s degrees in Civil Engineering from the University of Alabama and holds professional engineering licenses in multiple states.

Mr. Fratinardo is a civil/structural engineer and roof consultant. His over 20 years of experience includes civil and structural engineering analysis, design, construction administration, field investigation, and project management, and 13 years of experience specific to forensic engineering and the investigation and analysis of building damage and failures. Mr. Fratinardo has designed numerous new buildings, building additions, building renovations, and mechanical platforms and supports. He has designed and analyzed roof, wall and floor framing systems utilizing steel, concrete, masonry, and wood construction. Mr. Fratinardo has vast expertise in commercial, industrial, agricultural, municipal, educational and residential building damage investigations, including on-site investigations after 25 different tornado events, and Hurricanes Irene, Sandy, Matthew, Harvey, Irma, Maria and Florence. He has legal experience in depositions, arbitration hearings and trials. He has prepared and performed numerous continuing education presentations, including on an array of topics in forensic engineering, structural engineering and building codes for HalfMoon Education Inc., in multiple states since 2014. Mr. Fratinardo graduated from Michigan State University with a bachelor of science degree in Civil Engineering, and he also holds a master of engineering degree in Civil Engineering from Texas A&M University. He is a registered professional engineer in multiple states and a licensed structural engineer in Illinois.

Mr. Popp is a licensed professional engineer in New York, Massachusetts, Connecticut, Maine, New Hampshire, Rhode Island and Colorado. He also holds an unrestricted construction supervisor and home inspector license (in Massachusetts). Mr. Popp provides expert technical consulting services based on over three decades of broad-based mechanical and structural engineering experience. He has developed state-of-the-art custom machinery, structures and systems, and he has performed engineering management and consulting services for a wide variety of clients, applications, and industries. These include the consumer, aerospace, materials, testing, biomedical, automotive, and construction markets. Mr. Popp has experience in state-of-the-art design and manufacturing, in production and research and development environments. He has also performed forensic and failure analysis investigations of material and product failures as well as structural engineering analysis. Mr. Popp holds a masters of science degree in Administrative Studies from Boston College, a bachelor of science degree in Mechanical Engineering from the University of Massachusetts, and a certificate in Engineering Management Development from Worcester Polytechnic Institute. He has also completed other PhD and Master’s level engineering course work including bio-mechanical engineering, CAD, thermodynamics, and numerical analysis at UMASS and at Northeastern University. As a result of his extensive professional experience and education, Mr. Popp has been an invited presenter at the University of Fair Haven’s Graduate School of Forensic Engineering and at the National Academy of Forensic Engineers Annual Convention.

Mr. Fratinardo is a civil/structural engineer and roof consultant. His over 20 years of experience includes civil and structural engineering analysis, design, construction administration, field investigation, and project management, and 13 years of experience specific to forensic engineering and the investigation and analysis of building damage and failures. Mr. Fratinardo has designed numerous new buildings, building additions, building renovations, and mechanical platforms and supports. He has designed and analyzed roof, wall and floor framing systems utilizing steel, concrete, masonry, and wood construction. Mr. Fratinardo has vast expertise in commercial, industrial, agricultural, municipal, educational and residential building damage investigations, including on-site investigations after 25 different tornado events, and Hurricanes Irene, Sandy, Matthew, Harvey, Irma, Maria and Florence. He has legal experience in depositions, arbitration hearings and trials. He has prepared and performed numerous continuing education presentations, including on an array of topics in forensic engineering, structural engineering and building codes for HalfMoon Education Inc., in multiple states since 2014. Mr. Fratinardo graduated from Michigan State University with a bachelor of science degree in Civil Engineering, and he also holds a master of engineering degree in Civil Engineering from Texas A&M University. He is a registered professional engineer in multiple states and a licensed structural engineer in Illinois.

Mr. Fratinardo is a civil/structural engineer and roof consultant. His over 20 years of experience includes civil and structural engineering analysis, design, construction administration, field investigation, and project management, and 13 years of experience specific to forensic engineering and the investigation and analysis of building damage and failures. Mr. Fratinardo has designed numerous new buildings, building additions, building renovations, and mechanical platforms and supports. He has designed and analyzed roof, wall and floor framing systems utilizing steel, concrete, masonry, and wood construction. Mr. Fratinardo has vast expertise in commercial, industrial, agricultural, municipal, educational and residential building damage investigations, including on-site investigations after 25 different tornado events, and Hurricanes Irene, Sandy, Matthew, Harvey, Irma, Maria and Florence. He has legal experience in depositions, arbitration hearings and trials. He has prepared and performed numerous continuing education presentations, including on an array of topics in forensic engineering, structural engineering and building codes for HalfMoon Education Inc., in multiple states since 2014. Mr. Fratinardo graduated from Michigan State University with a bachelor of science degree in Civil Engineering, and he also holds a master of engineering degree in Civil Engineering from Texas A&M University. He is a registered professional engineer in multiple states and a licensed structural engineer in Illinois.

As an arbitrator, structural/civil engineer, and expert forensic consultant with nearly four decades of experience, Mr. Hemmatyar has provided extensive expert services for defendants’ and plaintiffs’ attorneys on numerous construction litigation matters throughout the United States and Canada.

He has been retained as an expert engineer in over one hundred and fifty litigation matters on single and class-action legal cases by the U.S. government, law firms, and insurance carriers at the State and Federal levels, working with both plaintiff and defendant sides.

Mr. Hemmatyar’s understanding of core engineering and legal concepts has enabled him to effectively assist a wide range of clientele. He brings diversified experience in structural and civil engineering design, and in forensic engineering, investigation, and evaluation. Mr. Hemmatyar also conducts research, has assisted in the development of building codes and standards, and has supervised the construction of domestic and international projects. His experience includes special structures and new buildings as well as modifications, alterations, seismic/hurricane retrofits, and upgrades to existing structures. Mr. Hemmatyar has provided failure analysis, expert consultation, structural forensic investigation, and damage assessment services for numerous litigation and insurance-related matters.

He actively presents continuing education lectures to audiences of licensed engineers, architects, and general contractors on topics of structural and forensic engineering throughout North America. Mr. Hemmatyar has been the principal structural engineer on projects for clients such as NASA and several other high-profile agencies. Currently, he directs PSFEG and has served as Director for SEAOSC from 2011 to 2013. He has been interviewed by public media, including the History Channel (documentary episode: “Collapse of Ancient Structures”) and Reuters (Mexico City school collapse).

As an arbitrator, structural/civil engineer, and expert forensic consultant with nearly four decades of experience, Mr. Hemmatyar has provided extensive expert services for defendants’ and plaintiffs’ attorneys on numerous construction litigation matters throughout the United States and Canada.

He has been retained as an expert engineer in over one hundred and fifty litigation matters on single and class-action legal cases by the U.S. government, law firms, and insurance carriers at the State and Federal levels, working with both plaintiff and defendant sides.

Mr. Hemmatyar’s understanding of core engineering and legal concepts has enabled him to effectively assist a wide range of clientele. He brings diversified experience in structural and civil engineering design, and in forensic engineering, investigation, and evaluation. Mr. Hemmatyar also conducts research, has assisted in the development of building codes and standards, and has supervised the construction of domestic and international projects. His experience includes special structures and new buildings as well as modifications, alterations, seismic/hurricane retrofits, and upgrades to existing structures. Mr. Hemmatyar has provided failure analysis, expert consultation, structural forensic investigation, and damage assessment services for numerous litigation and insurance-related matters.

He actively presents continuing education lectures to audiences of licensed engineers, architects, and general contractors on topics of structural and forensic engineering throughout North America. Mr. Hemmatyar has been the principal structural engineer on projects for clients such as NASA and several other high-profile agencies. Currently, he directs PSFEG and has served as Director for SEAOSC from 2011 to 2013. He has been interviewed by public media, including the History Channel (documentary episode: “Collapse of Ancient Structures”) and Reuters (Mexico City school collapse).

CAT Forensic Services, LLCMr. English is the senior forensic engineer for the CAT Forensic Services, LLC, office located in the Kansas City area. He is licensed as a professional engineer in 11 states, generally through the mid-continent and along the Gulf of Mexico. Mr. English is approaching his 19th year in the forensic engineering field and continues consulting in multiple phases of the service life of a variety of structures. He conducts forensic evaluations of structures nationally to assess effects from man-made and natural sources. Mr. English has extensive experience in the effects of wind, hail impact, vibration/explosion, earthquake, hurricanes/typhoons, waves/surface flooding, foundation movement/failure, collapse and structural deficiencies, etc. He has also conducted small and large-scale evaluations of structures regarding water ingress, building science, exterior envelope, floorings, claddings, window assemblies, and verification of construction compliance with applicable building codes and contract specifications. Mr. English is a member of the American Society of Civil Engineers (ASCE), the ASTM International (American Society of Testing and Materials), the ASTM Committee E06 on Performance of Buildings, and the ASTM Committee D08 on Roofing and Waterproofing. He was a member of an eight-person team of ASCE that studied the effects of Typhoon Haiyan (Yolanda) on Leyte Island in the Philippines in May of 2014. Mr. English earned his B.S. degree in Civil Engineering from Iowa State University of Science & Technology, his M.S. degree in Civil Engineering from the University of Houston, and his J.D. degree from the University of Houston Law Center.

Over the past 28 years, Mr. Drerup has investigated performance concerns at hundreds of buildings and structures. His work has ranged from single family homes to large building collapses. Mr. Drerup has evaluated damage attributable to earthquakes, blast, impact, fire, water intrusion, corrosion, construction defects, and other factors. He has served as a testifying expert in several cases. Mr. Drerup has also developed and retrofit designs for existing buildings. He has previously worked for two prominent forensic engineering firms and an international structural design firm. In 2014, he established Drerup Building Performance Engineering, PLLC with his partner Alicia Díaz de León, PE, SE, AIA, and continues to collaborate with other consultants and laboratories nationwide to investigate a broad range of issues pertaining to structure, enclosure, and construction materials. Mr. Drerup recently completed two terms as a voting member of ASCE’s Board Committee on Technical Advancement. He serves on ASCE’s Joint Task Committee with CROSS-US, and is past chair and a 22-year member of ASCE’s Forensic Engineering Division.

Bosela Forensic Engineering Consultants, LLC
Mr. Bosela is a licensed professional engineer (Ohio and Pennsylvania) and is an accredited professional in Leadership in Energy & Environmental Design (LEED). He has investigated numerous failure cases and/or performance-related problems for private clients and is responsible for determining the cause and extent of damage to structures, including, but not limited to, roof truss failures, roof collapses, foundation failures, storm-related damage, etc. He earned his bachelor’s and master’s degrees in Civil Engineering from Cleveland State University and previously worked in the construction industry for a prominent construction manager/general contractor on some high-profile projects, such as The Cleveland Museum of Art and the Cleveland Cavaliers Training Facility. In addition, Mr. Bosela worked as a structural engineer providing design and analysis for structural products for the construction sector and as a structural design engineer for sports, commercial and industrial markets. Some of the construction products include, adjustable steel columns, telescoping posts and insulated concrete form (ICF) bracing. For the telescoping posts, he developed a design approach for providing a safe load capacity. Mr. Bosela has also worked with several product evaluation and testing agencies in the U.S. and Canada.

Bosela Forensic Engineering Consultants, LLC
Dr. Paul Bosela is a professor emeritus of Civil & Environmental Engineering at Cleveland State University and partner in Bosela Forensic Engineering Consultants, LLC. He retired from CSU after 28 years of service, including ten years as department chair. Dr. Bosela has extensive forensic engineering experience in the investigation of structural failures. He has investigated hundreds of failure cases for private clients, including the determination of the cause and extent of damages to structures, such as roof collapse, foundation failure, beam failure, collapse during construction, building envelope problems, etc. He has served on the American Society of Civil Engineers (ASCE) Forensic Engineering Division (FED), formerly the Technical Council on Forensic Engineering (TCFE) since 1986, including terms as chairman of both the Executive and Education Committees. He has lectured on forensic engineering throughout the U.S., and in Costa Rica, Ecuador, India, Italy, and Great Britain, and he strives to bring lessons learned from failures into the civil engineering curriculum. Dr. Bosela was a co-editor of the Proceedings of the 2nd, 3rd and 4th ASCE Forensic Engineering Congresses, and co-editor of Failure Case Studies in Civil Engineering: Structures, Foundations and the Geo-Environment (ASCE 2013), as well as numerous journal articles and conference presentations.
.

Mr. Fratinardo is a civil/structural engineer and roof consultant. His over 20 years of experience includes civil and structural engineering analysis, design, construction administration, field investigation, and project management, and 13 years of experience specific to forensic engineering and the investigation and analysis of building damage and failures. Mr. Fratinardo has designed numerous new buildings, building additions, building renovations, and mechanical platforms and supports. He has designed and analyzed roof, wall and floor framing systems utilizing steel, concrete, masonry, and wood construction. Mr. Fratinardo has vast expertise in commercial, industrial, agricultural, municipal, educational and residential building damage investigations, including on-site investigations after 25 different tornado events, and Hurricanes Irene, Sandy, Matthew, Harvey, Irma, Maria and Florence. He has legal experience in depositions, arbitration hearings and trials. He has prepared and performed numerous continuing education presentations, including on an array of topics in forensic engineering, structural engineering and building codes for HalfMoon Education Inc., in multiple states since 2014. Mr. Fratinardo graduated from Michigan State University with a bachelor of science degree in Civil Engineering, and he also holds a master of engineering degree in Civil Engineering from Texas A&M University. He is a registered professional engineer in multiple states and a licensed structural engineer in Illinois.