Expert Witness Testimony

With over 30 years of experience in the green industry, Ms. Smith is a Registered Consulting Arborist, Board Certified Arborist, and Qualified Tree Risk Assessor. Her expertise has been sought in numerous litigation cases, where she has testified as a highly regarded expert witness for both plaintiffs and defense.

  • Expert Witness Testimony
  • Tree Risk Assessment
  • Forensic examination / Investigation / and Depositions
  • Hazard Tree Evaluation
  • Neighbor Disputes / Mediation & Arbitration
  • Tree Appraisals for Insurance Loss / Litigation Purposes
  • Pruning Guidelines and Maintenance Recommendations
  • Tree Evaluation of Soil Conditions / Adjacent Plant Material & their Effects
  • Evaluation and Recommendations of Irrigation methods and frequency
  • Wildfire fire damage claims
  • Tree management
  • Personal and Property Damage Cases

The Tree Resource provides extensive consulting and expert witness services for tree and landscape litigation, supporting clients through every phase of a dispute, from the initial legal process through discovery and trial. With our deep expertise in horticulture and landscaping, complemented by diverse skills, we possess the capability to address a broad spectrum of industry requirements.

Our approach involves a problem-solving mindset, enabling us to conduct thorough case management analysis, identify critical issues, and deliver clear and concise testimony to support our clients' needs effectively. With our extensive hands-on experience in landscape construction, field maintenance, drainage and irrigation management, tree management, and tree and plant appraisal.

As an instructor for TRAQ (Tree Risk Assessment Qualification), The Tree Resource is an exceptional consultant for various legal matters. We specialize in conducting detailed investigations, providing independent analysis, and offering expert witness testimony for cases involving tree-related issues. Our expertise includes understanding advanced diagnostic techniques for assessing tree risk, gathering and synthesizing necessary information, and making reasoned judgments and recommendations for mitigating identified risks.

Lisa Smith has testified and provided expertise in a variety of legal proceedings, including numerous jury and bench trials, wildfire damage claims, depositions, mediations, and arbitrations. She has also conducted thousands of tree appraisals, tree risk and hazard assessments, and prepared tree protection reports for construction projects. Lisa's skills extend to root analysis and evaluating tree damage in personal injury and property damage cases.

In her role as an expert witness and forensic investigator, Lisa has been involved in cases valued at over $10,000,000. Her work has not only saved clients millions of dollars in damages but has also led to awards totaling millions of dollars. 

Ms. Smith has testified and acted as an expert witness, conducted forensic examinations for cases, and collaborated with numerous attorney law firms and major insurance companies. Our client base includes a mix of defense and plaintiff cases, including prominent names such as Aetna, Travelers, Firemans, Allstate, Geico, USAA, 21st Century, AIG, Farmers, State Farm, Nationwide, Chartis, California Casualty, Mercury, and many others. Lisa's work and extensive experience speak volumes about her expertise and reliability.

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