ESi brings deep technical and multidisciplinary expertise to the evaluation, testing, and investigation of consumer and children’s products. These products are ubiquitous in daily life and often involved in accidents, making it critical to understand whether a product failed, was misused, or performed as designed. ESi supports clients throughout every stage of the product lifecycle, including design, testing, compliance, and failure analysis.
Our experts in engineering, material science, and human factors investigate a wide range of consumer products including kitchen and laundry appliances, tools, home furnishings, lawn care equipment, and medical devices. We also specialize in children’s products and activities, with a focus on identifying risks unique to child users due to factors like size, developmental stage, and behavior. ESi supports safety evaluations at the design phase, risk mitigation planning, and injury analysis.
Using advanced laboratory capabilities, state-of-the-art testing tools, and visualization technologies, ESi conducts safety testing, accident reconstruction, and materials analysis. We frequently assist clients in navigating Consumer Product Safety Commission (CPSC) reporting and recalls and are experienced in creating demonstratives and expert testimony for litigation.
Whether evaluating heavy industrial tools or small consumer devices, ESi applies technical expertise, statistical methods, and regulatory insight to uncover root causes, improve product performance, and mitigate risks.

Clear Answers for Product Risk

Pierce D. Umberger
Director, Principal
ESi Products Capabilities
- CPSC Recall Analysis
- Child Car Seat
- Entrapment and Positional Asphyxia
- All-Terrain Vehicle (ATV) Accident
- Helmets
- Pool and Pool Equipment
- Residential Elevator
- Playground Equipment
- Household Appliances
- Reliability Modeling and Simulation
- Design Optimization
- Contamination Control
- Corrosion Testing and Analysis
- Medical Devices
- New Product Development
- Probabilistic Risk Assessments
- Production Validation and Optimization
- Sampling Plans and Data Collection
- Statistical Analysis and Probability Modeling
- Surgical Instrumentation