40 years coming; IT, Security Systems and now “Commissioning” have entered into the large building construction equation for the engineering profession. The “MEP” (Mechanical, Electrical, and Plumbing) model for professional engineering firms in the built environment has witnessed a technological revolution. Between the NFPA (National Fire Protection Association) and the ICC (International Code Council), who in the U.S. and much of the world are the sources for building codes