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:
Building Systems Analysis:
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.
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:
Peter Petrovsky, PE, CE, ME , has provided services as a consultant and an expert witness in applied Civil and Mechanical Engineering Science, Building, Infrastructure, and Earthwork Contracting. His strength and experience is to successfully combine engineering and applied mechanics with the field experience and contracting skills. He packages civil, mechanical engineering, as well as, general, engineering, earthwork and paving and hazardous waste contracting into one package for the use of his clients. His services also include construction job site safety in fire prevention and personnel protection.
Litigation Support - Mr. Petrovsky's shirtsleeve approach to problem solving gives him the ability to distill complex technical issues to a palatable presentation in the appropriate forum. Serving the legal industry for 25 years, he has been retained in over 600 plaintiff and defense cases, been deposed over 200 times, and given testimony approximately 100 times. Mr. Petrovsky's services include testing and analysis, trial preparation case analysis, deposition review and expert summary, evidence presentation, consulting, report writing, court exhibits, static and computer depictions, construction and engineering contract analysis, accident reconstruction, and interpretation of administrative regulations. He has assisted counsel on cases in California, New York, Indiana, Pennsylvania, Hawaii, Kentucky, and Nevada.
Areas of Expertise:
James Caylor, PE, is an independent consulting Mechanical Engineer specializing in NH3 and CO2 Refrigeration Systems used in process and cold storage applications. Clients have included Leprino Foods, Safeway, Dreyer’s, Tyson, ConAgra, Unilever, Nestlé, Imperial Irrigation District, Lineage Logistics, and Grupo Kuo (Kekén).
Background Information - Mr. Caylor's first 15 years in the refrigeration business were spent as a service and startup technician, including a UA steamfitter apprenticeship, 11 years in the industrial field and the final 8 years self-employed as Caylor Refrigeration. He then returned to college and graduated from Arizona State University in 2000 with a BSME.
Mr. Caylor worked as a project engineer for two design/build contractors and became a PE before moving to Tyson Foods’ corporate design group in 2005. He joined Jacobs Engineering’s Food and Beverage Group in Fort Worth in 2007, finished in 2013 as Deputy Director in charge of all refrigeration projects and opened his own consulting firm in 2014.
Litigation Support - Mr. Caylor has been retained in seven expert witness cases, including one completed and two more scheduled depositions. Two of these are currently preparing for trial and one for arbitration. Disputes tend to fall into one of three categories:
Component Function - System Design / Installation/ Operation - Regulatory Compliance
Mr. Caylor has also consulted for lawyers representing a food processing firm facing EPA citations at multiple plants. His forensic analysis services are available to attorneys representing plaintiff and defendant and include site review, thorough reporting, depositions, and trial testimony as needed.
Areas of Expertise:
Since 2010, Craig Moskowitz, MBA, MS, PE, the President and Managing Member of CLM Engineering Associates, LLC (CLM), has been concentrating the comapny's focus on forensic engineering/expert witness work for the insurance industry and legal community. In addition, they offer construction management, civil engineering and building inspection services.
CLM has extensive construction management experience on both commercial and residential projects. Projects have included:
Litigation Support - Forensic work related to evaluation of structural steel systems with commercial building construction and insurance-related claims due to storm damage on commercial and residential structures. Craig Moskowitz has been deposed several times in litigation matters. Mr. Moskowitz has testified 17 times in the past four years.
Eduardo A. Ford, PE, has approximately 50 years of of experience in the Engineering, Design, and Construction of Industrial Refrigeration Systems for use in the food and beverage industries.
Background Experience - Mr. Ford has experience ranging from Applications Engineering for Multistage Centrifugal Refrigeration Systems to Design of Custom-Built Packaged Refrigeration units for Chemical and Gas Processing Applications. He has been responsible for the Execution and Management of Anhydrous Ammonia Refrigeration Capital Projects for a major industrial refrigeration equipment manufacturer, two major food companies, and a major industrial refrigeration contractor. He currently has 9 years of experience as a Principal of a refrigeration engineering consulting firm.
Litigation Support - Mr. Ford provides expert witness services to attorneys on cases involving Ammonia Industrial Refrigeration Systems. Ideal clients include Frozen Meat and Poultry Plants, Wineries, Beverage and Bottling Plants, Ice Cream and Dairy Plants, and Large Industrial Refrigeration Contractors. Mr. Ford's services are available to attorneys representing plaintiffs and defendants and include thorough investigation and reporting, depositions, and trial testimony as needed.
Areas of Expertise: Design, Installation, Mechanical Integrity, Code and OSHA PSM Regulatory Compliance Requirements of Ammonia Industrial Refrigeration Systems.
|Northern California Office|
101 Parkshore Drive Suite 100
Folsom, CA 95630
|Southern California Office|
17901 Von Karman Ave Suite 600
Irvine, CA 92614
|- Piping & pipe supports|
- Structural failure of products
- Failure analysis
- Industrial asbestos
- Seismic analysis
- Fire protection
- Pressure vessels
- Heat transfer analysis
- Environmental qualification of equipment
- Product design
- Patent information
Roger W. Griffith, P.E. has over 36 years of experience as a registered professional Mechanical Engineer in design, maintenance, and operation of mechanical systems. He specializes in the areas of Plumbing, HVAC, and Fire Sprinkler Systems Design. As the principal of Griffith Engineering & Consulting for 20 years, his design experience with commercial and industrial projects includes convention centers, schools, office buildings, condominiums, apartment buildings, hotels, churches, manufacturing facilities, medical buildings, restaurants, historic buildings, dormitories, fire halls, and maintenance facilities. Litigation Support - Since 2002, Mr. Griffith has been providing forensic engineering, consulting, and expert witness services that are thorough, credible, and timely. He also assists clients through the mediation and arbitration process. Mr. Griffith's expertise is available to plaintiffs and defendants on the issues of plumbing, mechanical, and fire sprinkler system defects and failures. His expert testimony is based upon independent and impartial investigation, research, analysis, and testing. His services include written reports and the preparation of exhibits. He is a Registered Professional Engineer in Alabama, Arizona, Arkansas, Colorado, Florida, Georgia, Indiana, Iowa, Kentucky, Louisiana, Minnesota, Mississippi, North Carolina, Ohio, South Carolina, Tennessee, Texas, and Virginia. Areas of Expertise:
Prof. Makarand (Mark) Hastak, PhD, PE, CCP, CRIS, is the Professor and the Dernlan Family Head of Construction Engineering and Management as well as Professor of Civil Engineering at Purdue University. Dr. Hastak has been involved with the construction industry for the past 32 years providing his expertise through consulting, research, teaching, and service to the industry. He is a world renowned expert in the area of construction engineering and management including process improvement, disaster risk reduction, resilience and capacity building, infrastructure management, intelligent planning for the built environment, cost control, project management decision-making, risk management, and strategic planning. Dr. Hastak is a Professional Engineer (PE), a Construction Risk Insurance Specialist (CRIS), and a Certified Cost Professional (CCP). Prof. Hastak has worked on numerous projects sponsored by the Construction Industry Institute (CII), NSF, State DOTs, and City Agencies. He has authored over 200 publications on process improvement, project controls, capital rehabilitation planning, strategic planning, and decision-making. He has co-authored a widely used book on Infrastructure Planning, Engineering, and Economics (McGraw-Hill 2006 and 2015). Dr. Hastak served on the Education Board of the Association for Advancement of Cost Engineering (2004-2016). He was Editor for two AACE books, the Skills and Knowledge of Cost Engineering (6th Ed. 2015) and the CCP Certification Study Guide (2nd Ed. 2016). He was also the Editor-in-Chief of the ASCE Journal of Management in Engineering (2009-2016). Dr. Hastak has given over 40 keynotes and invited lectures around the world. As a prominent educator and consultant, he also engages in developing training material and workshops as well as regularly teaching professional courses for the A/E/C industry. His services include consultation, on-site investigation, data collection, assessment, and reporting. He has completed the 30-Hour OSHA Hazard Recognition Training for the Construction Industry
Dr. Hastak Lectures at the 2015 International Conference on Building Resilience
Litigation Support - Dr. Hastak offers expert witness services to attorneys representing both plaintiff and defendant. He has served as an Expert Witness on six cases since 2017 and was deposed on two plus one evidence deposition. His services include case reviews, written reports, depositions, arbitrations, and trial testimony as needed.
Areas of Expertise:
Tim Keane is recognized nationally and internationally as a Leading Expert on methods to Control, Mitigate and Assess the Risk for Legionella in building and industrial water systems. He has published articles and books on the subject and has co-written regulatory documents including the 2018 and the 2015 ASHRAE Standard titled: Legionellosis: Risk Management for Building Water Systems, 2005 Guidelines for Ornamental Fountains and the 2000 ASHE Advisory. Mr Keane has over 25 years experience in water system consulting and over 10 years experience in facility design, construction and operation. Legionella Risk Management, Inc. provides consulting services for Effective Engineering Solutions to Engineering System Pathogens including; outbreak investigation, root cause analysis, control and remediation of legionella from water systems in commercial buildings, healthcare and industrial facilities. We provide Litigation Support in this area.