Mechanical Failure Expert Witnesses: 26

Envista Forensics is a global leader in Forensic Engineering & Recovery Solutions. They provide Cause & Origin, Failure Analysis, Fire and Explosion Investigations, Accident Reconstruction, Damage Evaluations and Equipment Restoration Services following disasters of all kinds. Envista has offered Consulting Services to the insurance, legal and risk management industries, as well as businesses, public entities, and universities for over 25 years.

Their Experts travel globally from 30 offices located across the U.S., Canada, Mexico, the U.K., Australia and Singapore. Envista's experience counts when equipment, systems, structures, or data have been threatened by catastrophe or litigation. Their experts and advisors determine cause and responsibility, and identify the nature and extent of damage or loss and provide a full range of solutions to protect their assets.

Envista's technical professionals are trusted advisors and industry leaders. Their expertise is broad and deep, capable of withstanding all forms of scrutiny. Envista's services are available globally so that certainty is assured no matter where in the world it is needed. As the recovery from disasters has grown more complex, Envista has developed a comprehensive array of services to help their clients and has associates located around the globe to provide assurance no matter the type of loss or location of the disaster. Envista helps attorneys quickly get to meaningful answers on the many technical issues at the center of a dispute. Their engineers have decades of experience working with both defendants and plaintiffs.

They offer effective Expert Witness Testimony, with the ability to communicate effectively, build rapport with juries and judges, and maintain adherence to structured, methodical approaches in drawing conclusions are all extremely critical. Envista Forensics understands how critical the selection of an expert can be, and we understand what makes experts effective. Their court qualified experts have extensive experience providing expert testimony on a wide variety of engineering and technical matters.

Areas of Expertise:

Aviation & Aerospace Biomechanics Construction Defects Digital Forensics Electrical Injury & Electrocutions Causation Chemical Computer / Network Equipment Failure Construction Defect Disputes over Reparability of Damage Electrical Failure Equipment Restoration Fire & Explosion Analysis Equipment Restoration

Industrial / Manufacturing Equipment Materials Failure Mechanical Accidents Mechanical Failure Medical / Laboratory Equipment Product Failure / Liability Project Management Structural Failure Subrogation Utility & Energy Valuation of Structures or Equipment Vehicle Accident Investigation Workplace / Premises Accidents

View Envista's Consulting Profile.

Michael A. Pollock, PE, USPTO, is a Mechanical Engineer responsible for the design and engineering of commercial, industrial, manufacturing, institutional, and residential venues, as well as efforts relating to services and products used in and around these facilities. Mr. Pollock's full CV can be viewed at cogentexpert.com.

Business and industries include electronics, safety and construction, building materials, polymers and plastics, instrumentation manufacturing, petrochemicals, chemicals, pharmaceuticals, colleges, athletic facilities, textiles, coatings and resins, food storage, biosciences, supermarkets, inks & pigments, automotive, facility and real estate operations, agricultural, transportation, nuclear, healthcare, nutrition, retail, distributors, pulp and paper, packaging, utilities, apparel, and R&D centers.

Litigation Support - Mr. Pollock is a subject matter expert in Commercial and Industrial Engineering Applications and Projects, as well as engineering standards and applicable codes (ASHRAE, ASME, NIST, NFPA, NBIC, ASTM, SAE, LEED, ASCE, GMP, ISA, BOCA, and EPA Regulations.) He has engaged with local, state, and governmental officials and agencies regarding numerous matters over his commensurate years of experience.

Areas of Expertise:

Investment Engineering Economics Mechanical Engineering Standard of Care Architectural Standard of Care Construction Delay Construction Defect Construction Schedule Analysis Accident Analysis Metallurgical Failure Rotating Equipment Electrical Failure Chemical Failure Processes Instrumentation and Controls

Chillers Coatings Refrigeration Thermodynamics Water Treatment Steam Systems and Boilers   Power and Utilities Energy Conservation Environmental Impact Safety HVAC Project Management Product Development

Registrations

• Professional Engineer: PA (PE075410)
• American Bar Association (ABA) – Construction Forum
• Environmental Protection Agency (EPA) Clean Air Act Certification – Universal (includes Chillers, HVAC & Refrigeration)
• United States Patent & Trademark Office Registered (USPTO)                              

Forensic Consulting Experience

Warehouse Distribution Facility – Maryland - Evaluated a $10M (million) claim relating to purported construction defect claims by the 600,000 sq. ft. facility owner against the facility construction contractor and an original equipment manufacturer relating to installed infrastructure in the facility. Developed an expert opinion and expert report regarding the analysis of the purported defects and a proposed repair solution to correct said defects. 

 Psychiatric Hospital Facility – North Carolina – Evaluated a $28M (million) construction claim by the general contractor against a hospital facility concerning a $100M facility construction project.  Developed an expert opinion and report for general construction issues, constructability, design revisions, and corresponding delay analysis for mechanical, HVAC, electrical, smoke and fire, structural, security and building automation systems. 

Forensics Consulting Work-in-Progress 

• 2022 – International Trade Commission (ITC) Matter – Resin Manufacturing Facility Construction Delay / Completeness Analysis
• 2022 – Mechanical Systems Coatings Matter Analysis
• 2021 – Industrial Manufacturing Facility Standard of Care Matter, Construction Defect, Construction Delay     
• 2021 – Electrical Distribution System Construction Defect Matter, Standard of Care
• 2021 – Hotel Facility HVAC Materials of Construction Related Defect Matter

Anthony S. Boom is an Electrical Engineer and Escalator Controls Expert Witness with over 35 years in the escalator business. Currently providing expert witness services though Cetek, Inc., he spent the last three decades working as an Electrical Engineer with Montgomery Escalator and KONE R&D, escalator division.

Three patents Mr. Boom received while working at Montgomery and at KONE include one for Safety Switch and Method of Checked Redundancy, utilized in all of the current transit escalator safety circuits; an Apparatus and Method for Variable Torque Braking of Escalator and Moving Walkways; and a Method and Conveyor System for KONE Sleep Mode Controller.

Litigation Support - Mr. Boom offers expert witness services to attorneys representing plaintiff and defense. Services include expert witness testimony, written or oral affidavits, site inspections, technical investigations, technical review documentation, etc. 

Areas of Expertise:

Electrical Engineering Escalators Vertical Transportation Electrical Controls Escalator Control Circuitry Logic Escalator PLC Control Software Program Logic

Escalator Brake Control Escalator Braking Systems Escalator Safety Escalator Safety Circuits Moving Walkways National Electrical Code

Background Experience and Accomplishments:

• Designed and developed many custom escalator electrical controls. He also designed and wrote the code for Montgomery Escalator and KONE escalator controls, including the controls for the Trans 180 escalator platform (the ES373’s model).
• Developed diagnostic guides for escalator controllers and braking systems and technical bulletins for all aspects of the escalator electrical control system.
• Oversaw the CSA certification of the escalator control and brake systems.
• Supervised and trained electrical and mechanical engineers.
• Provided tech support to KONE personnel regarding Otis controls and performed power studies on a variety of Otis escalators. 

Selected Case Experience:

• 2022: Escalator at department store, PA: Alleged injury on escalator.
• 2023: High rise transit escalator, NY: Ongoing.
• 2023: Public transportation escalator, NY: Ongoing.  See CV for Full List

Dr. Rolf Biernath, PhD, Chemical Engineering, University of California, Berkeley, and BChE, Georgia Institute of Technology) has over 35 years of experience in the Chemical Industry with a concentration on Polymer Science and Engineering and Material Science Fracture Mechanics. He worked in Materials and Processes at 3M for 31 years in senior technical roles developing materials, processes, and systems. His 58 US patents span a broad range of scientific and engineering disciplines.

Litigation Support - Dr. Biernath is a Patent & Civil Liability Expert Witness having worked with in-house and outside attorneys in prior art searches. He's drafted claims and strategized claims in a variety of fields. He has written Expert Reports for Civil Liability, including material failure analysis, computer simulation, and manufacturing assessment. He is known for his ability to explain complex technical problems simply.

Areas of Expertise:

Adhesives and Tapes Polymer Engineering Failure Analysis and Prediction Electronic Displays (LCD, ePaper) Light Sources (LEDs, LASERS) Short-Wave InfraRed (SWIR) imaging

Applied Physics Metrology Optical Sensors Optical Films Mid-IR Sensors and Emitters Physics-based Digital Twins, Computer Modeling

Background Experience - Dr. Biernath has 58 Issued US Patents on new products and processes, including:

• Industrial Adhesives and Tapes – 3D printing materials selection, development, automation, and tape application processes
• Electronic Materials – epoxy thermoset adhesives & application process, high speed electronic connectors
• Electronic Displays and optical display films, outdoor digital displays
• Microreplication and textured adhesives and processes, microfluidics, e-Paper
• Signage – retroreflective signage, license plate recognition, ADAS,and Human Invisible, Machine-Readable Coding System
• IoT and IIoT / Automatic and predictive selection and replacement

Dr. Biernath has expertise in stresses in planar systems due to a range of causes including, thermal expansion mismatch, humidity and solvent uptake or loss, and cure shrinkage. He understands assembly processes for tapes and adhesives including interpreting Technical Data Sheets, Application Data Sheets, developing test methods, and selecting materials.

View Biernath Consulting, Inc.'s Business Consultant Profile.

Capt. David G. Bacon, is a Maritime Expert with over 30 years of vessel charter experience. He has a United States Coast Guard Captains License (Operator of Uninspected Passenger Vessel). His expert work has included personal injuries, collisions, allisions, running aground, Rules of the Road and navigation. Capt. Bacon's vessel charters include fishing, research, cruising, eco-tours, whale watching, diving, kayaking, photography, oil seeps, and oil spills. As owner/operator, and captain of WaveWalker Charters, he has decades of vessel operations experience with zero accidents and zero injuries. Capt. Bacon is experienced with crew training, safety procedures, crew drills, and practice. The Founder and Executive Director of a nonprofit organization providing at-sea educational adventures for special-needs children and adults, he has extensive knowledge of passenger safety orientation and creating/maintaining a safe environment for passengers, including special-needs passengers in for-profit and nonprofit (501c3) ventures.

Introduction by Captain David G. Bacon

Litigation Support - Capt. Bacon offers expert witness services to attorneys for both Plaintiff and Defendant and has successfully performed in depositions and testimony.  His cases include:

Boating Accidents Vessel Collision/allision, damage, sinking Personal injury Vessel Operations and Safety Seaworthiness Drownings Running aground

Jet Skis Sport Fishing Charter Boat Liability Boating Captain / Crew training and responsibilities Marine Electronics and Navigation Rules of the Road Boat Equipment Failures

Capt. Bacon has spent 30+ years participating as a technical writer for marine electronics and electrical journals, work procedures, user manuals, magazine articles, on-line publications, and social media. He is a public speaker with 15 years of experience hosting seminars, informational/motivational lectures, and presentations for civic organizations and clubs.

View Capt. Bacon's Consulting Profile.

Keith M. Cianfrani, MAS, CRSP, a retired U.S. Army Lieutenant Colonel, the founder and owner, has over 30 years of aviation experience. He is a master army aviator, aviation safety officer, commercial pilot, instructor pilot, and was an accident investigator for the U.S. Army Safety Center.

Background - Mr. Cianfrani is rated in both rotary wing and fixed wing aircraft. As a safety officer, he has managed safety programs in organizations with over 100 aircraft stationed throughout 5 states. Mr. Cianfrani is currently an instructor for Embry Riddle Aeronautical University and Kansas State University. He is also presently attending Florida Institute of Technology (FIT) as a PhD Student in Aviation Science.

Mr. Cianfrani is a certified Flight Instructor (CFI) and has also worked in the civilian, commercial aviation industry. He has been flying for companies such as Petroleum Helicopters, Damin Aviation, Keystone Helicopters, Island Helicopters, and Chopper 6 and Chopper 3 in Philadelphia. He also has experience in the flight for life, aero medical evacuation industry.

Litigation Support - Keith Cianfrani specializes in Human Factors and Material Failure in Aviation Accident Investigations. He serves as an aviation safety consultant for the Federal Aviation Administration and FIT. An IS-BAO Certified Safety Auditor, he provides safety evaluations in accordance with Federal Aviation Regulations. His services are available nationally and internationally and include written reports, depositions, and trial testimony as needed.

Areas of Expertise:

Pilot / Crew Performance Human Factors Maintenance Environmental Factors Meteorological Factors

Safety Training Material Factors Aviation Accident Reconstruction FAA Regulatory Compliance Safety Audits

View Keith Cianfrani's Consulting Profile.

Karl R. Leinsing, MSME, PE, President of ATech Designs, Inc., is a Professional Mechanical Engineer who specializes in Medical Device Product Development from concept to production. Mr. Leinsing has been granted over 40 patents (needle free IV valves, laparoscopic devices, needlescopic devices, suture lockers, catheters, mitral valve repair devices, sleep apnea, CPAP, catheter dressing, stapler, knitting machines) and excels in solving the most complicated problems and design challenges. Mr. Leinsing also has experience with e-cigarettes, vaping devices, bedside glucose monitors, pumps of all types, continuous glucose monitors (CGM), auto-syringe, pen injectors, peritoneal dialysis, wound dressings and pumps, IV systems, bone anchors/plates/screws, suture devices, urinary incontinence devices, urinary catheters, AAA stent graphs, fixation devices, and many other medical devices.  His company has a fully equipped medical lab with calibrated measurement and test equipment and all is fully documented with high quality reports with pictures and video to provide credible results and easy to understand compelling data.

The winner of five design awards, Mr. Leinsing is recognized as one of the top 100 medical device professionals in the nation by MD&DI. For dedication to his industry, he was made the 2014 Chairman of the Medical Device and Manufacturing Conference in Anaheim, CA. Mr. Leinsing has also been acknowledged for his work in a publication by Life Magazine. Mr. Leinsing offers litigation support services to the legal community. He has extensive experience with Patent and Product Liability cases including report writing, depositions, and testimony.

Areas of Expertise:

Intravenous (IV) Systems & Disposables Hernia Repair Endometrial Ablation Laparoscopic Instruments Injection Ports Catheters Heart Valve Repair / Replacement Subcutaneous Ports

Bed Rails Cervical Screws Syringes, pen injectors, auto-injectors IV / Insulin Pumps Glucose Monitors Peritoneal Dialysis Pumps Abdominal Aortic Aneurysm (AAA) Repair Sleep Apnea Devices (CPAP)

View Karl Leinsing's Consulting Profile.

Ole E. Haaland, PE, has thirty four years experience in Power Production, Design, Construction, and Commissioning, with 30+ years managing people and projects. Mr. Haaland's experience is in conventional, nuclear, and alternate fuel power plant mechanical and electrical systems. He has performed as Project Manager, Construction Manager, and Commissioning Manager for several Greenfield power projects.

Mr. Haaland held a senior reactor power operator's license and a number of senior engineering positions at the New York Power Authority prior to joining ANNA. Mr. Haaland received his BSME from the New York Institute of Technology and is a registered professional engineer in many states. He was recently elected to the EGSA Board of Directors for 2015-2017.

Litigation Support - Ole Haaland conducts root cause analysis investigations for counsel representing Plaintiff and Defense. When needed, he provides expert witness testimony for power plant design, construction, and operational failure issues and for parties involved in contract disputes.

Areas of Expertise:

Switchgear Voltage Regulators Turbine Generators Control Systems Hydro Generators Diesel Generators

Condensate Polishers Feed Water Heaters Main Condensers Moisture Separators Electrical Breaker Failures Operational Failures

View Ole Haaland's Consulting Profile.

Dr. Adam K. Aleksander, PhD, PE, CSP, has over 40 years of experience in the areas of Mechanical Engineering, Human Factors, and Safety Engineering. He combines both academic credentials and active work in industry to provide a grounded perspective in Product Liability, Industrial Incidents, Warnings, and OSHA related issues. He is also a VP of an Energy Services firm, with over 35 overseas assignments related to forensic services, power utility issues, and equipment failures.

Dr. Aleksander has been a practicing engineer since 1972, focusing his Manufacturing, Consulting and Forensic investigations on Problem Definition and Root Cause Analysis of complex problems in confidential issues. His firm has experience encompassing an enormous variety of claims, from large $45 million dollar dam claims, to environmental clean-up claims, to small road construction claims. His litigation services often involve reconstruction, perception reaction studies, warnings, equipment operation, mechanical failures, industrial accidents, skiing, and bicycling injuries.

As an Expert Witness, Dr. Aleksander has worked with many clients, including plaintiff's and defendant's attorneys, both civil and criminal, attorneys representing corporations, corporations in the power utility area, and corporations that produce products. His services are also available to insurance executives with complex claims issues that involve industrial or utility related losses. Dr. Aleksander has been retained over 125 times in a wide range of technical investigations.

Litigation Expertise:

• Product Liability - Design, Manufacturing and Marketing Defects, Involving Damage, Injury or Fatality
• Equipment Failures - Proximal Cause of Failure with Contributing Factors
• Human Factors, Visibility, Ergonomics, and General Research Issues - Product Usability, Warnings, Instructions, Perception, Reaction Time, Visibility and Conspicuity Issues
• Construction, OSHA, and Safety Engineering - Regulatory and Safety Issues
• Industrial Projects
• Power Utility - Service and Equipment Failures

View Dr. Aleksander's Consulting Profile.

William R. Acorn is founder of Acorn Consulting Services, LLC, an engineering firm. As a consulting mechanical engineer, Bill provides project analysis, forensic reconstructions and litigation support services relating to the design, delivery, and functioning of high-tech manufacturing facilities, semiconductor fabrication facilities, institutional laboratories, data centers, health care facilities and a variety of commercial buildings. He is a recognized expert in the evaluation of deficiencies in HVAC systems, cleanrooms, piping systems, refrigeration systems, construction defects, building and fire code compliance, and patent and trade secret disputes. He represents both plaintiffs and defendants.

Bill has more than 40 years of experience as a professional engineer and is a recognized expert in assessing, evaluating, remediating and providing testimony on complex project design, construction and operational matters. His consulting expertise has been influential in shaping approaches to code compliance and life safety in semiconductor and similar advanced technology facilities.

Certifications and Designations:

• Registered as a Professional Mechanical Engineer in the States of Arizona, California, Colorado, Illinois, Iowa, Nevada, New Hampshire, New Mexico, Oregon, Texas, Utah and Washington.
• Registered with the National Council of Examiners for Engineering and Surveying NCEES (Certificate No. 6999)
• Fellow in the HVAC industry leading organization ASHRAE
• Visiting lecturer at the Arizona State University Del E. Webb School of Construction in Tempe, AZ
• Advisor to CREATE, ACE – Alliance for Construction Excellence and the IAB – Industry Advisory Board, all affiliated with ASU

Building Systems Analysis:

HVAC and Refrigeration Process and Power Piping Plumbing Systems Standard of Care in Design and Construction

Chemical Exposures in the Workplace Cleanroom Design and Performance Codes and Standards Patent and Trade Secret Disputes

Litigation Support: Bill’s pragmatic approach to both forensic and litigation consulting as well as project consulting is based on more than 40 years of real-world experience as a design professional, mentor and forensic analyst, as well as many years as an instructor in professional and academic settings. Represented both plaintiffs and defendants in a variety of jurisdictions throughout the US and Asia. Bill’s ability to explain complex issues to non-technical audiences, including juries, mediators and judges, is a key to successfully solving your litigation challenges.

• Forensic Analysis
• Strategic Litigation Consulting
• Trial Demonstratives
• Expert Testimony

Acorn Consulting Services

Consulting Services: Services range from peer review to conceptual design to development of strategies and programs for expedited project delivery.

Bill frequently acts as an owner’s agent and mentor, functioning as an extension of the owner’s project team. On other projects, Bill serves as a subject matter expert assisting project delivery firms in their development of viable solutions and review of construction documents.

As a project consultant, Bill assures the project gets off to the right start and provides his expertise through completion and operation to maximize return on investment.

Consulting Expertise Includes:

• Project Design and Management Consulting
• Forensic Analysis and Litigation Consulting
• Mentoring & Advanced Education

Erik Roeder has 40 years of troubleshooting, repair and maintenance of mechanical and electrical issues including Automotive, RV, Light Truck, and Marine. He provides a combination of hands-on work along proven forensic skills.  As an expert witness, his cases ldeal with Mechanical; Electrical; RV Systems and Envelopes; Vessel Propulsion; Systems; and Post Incident/Post Repair Inspections. Erik's opinions and testimony have served plaintiffs and defendants state and federal courts.