Engineering Systems Inc (ESi) is an engineering and scientific investigation firm that specializes in providing clear answers to complex technical problems. With over 160 in-house technical personnel, including licensed Professional Engineers with advanced degrees, ESi has the expertise and resources to deliver superior results for clients across multiple industries. ESi offers a wide range of services, including biomechanics and safety consulting, electrical and electronics analysis, fire and explosion investigation, industry support services, materials science and engineering, mechanical systems analysis, oil, gas, and industrial product analysis, structures and civil engineering analysis, transportation analysis, and data visualization.

Since 1987, ESi has built a strong reputation for professionalism, precision, and timely response. The firm's extensive network of experts allows them to handle projects of all scales with diligence and accuracy. ESi's commitment to investing in advanced technology, quality personnel, and state-of-the-art facilities positions them as a leader in the engineering and scientific investigation field.

With offices and testing facilities across the country, ESi has served clients in all 50 states and internationally. Their comprehensive solutions, industry expertise, and competitive rates make them a trusted partner for companies, organizations, and governments worldwide