A Colorado forensic engineering practice founded in 2005 that investigates fires and explosions alongside electrical, chemical and mechanical failures, and states its professionals are qualified to give expert testimony in state and federal courts. Its principals hold both engineering licences and fire-investigation credentials — John L. Schumacher (MChE, PE, CFI, CFPS), Dennis E. Shelp (MS, PE, CFI, CFEI, CVFI), Zachary J. Jason and Brian N. Strandjord (PE, CFI, CFEI) — and Scott D. Raszeja is a NAFE Diplomate Forensic Engineer (PE, CFEI, DFE), a designation that requires documented testimony as well as a PE licence.