15-story building with 2 levels of subterranean parking. Investigated the integrity of the HVAC, plumbing, fire protection, electrical power, lighting, and security systems. NBA studied the design drawings which were not representative of as-built systems (no as-built were available), maintenance reports, testing contractor reports, and fire marshal inspection report and provided an investigative report of our findings with several alternatives and cost estimates for repairs, upgrades, and / or replacement of unacceptable systems.