NELSON is a leading FORENSICS and CONSULTING group specializing in Forensic Engineering & Forensic Architecture, Fire Investigation, Chemistry & Environmental Science, Accident Reconstruction, Cost Estimating & Appraisal, and Roofing Materials Testing. Our mission is to reduce risk and prevent failure by combining ethical standards with advanced technologies in an effort to discover cause of failure and to educate our clients and peers on our findings.

NELSON’s professional team of experts is available for on-site investigations; expert witness; litigation and subrogation resource and support; and consulting services.

In The Spotlight: Discovery Lab Director Justin Donaldson, P.E.
Movers and Shakers at the Nelson Discovery Lab
J. Donaldson, B.S., P.E.
Senior Project Director
Justin J. Donaldson, P.E. graduated Summa Cum Laude and Commonwealth Scholar from the Virginia Polytechnic Institute and State University with a degree in Civil Engineering, and serves as Nelson Forensics' Discovery Lab Director. Donaldson has evaluated numerous residential and commercial roofing systems for hail and wind damage, including laboratory testing of roof membrane samples.