Frankfurt-Short-Bruza (FSB), a long-established Oklahoma City multidiscipline architecture and engineering firm (founded 1945) with an in-house fire protection engineering practice staffed by qualified fire protection engineers. Its fire-protection services include life-safety and egress analysis, smoke-control design, fire sprinkler, standpipe and fire-pump design, and special-hazard suppression (foam, clean agent, water mist, deluge) plus code review and commissioning for aviation, federal, healthcare, education and commercial projects — outputs that support professional design judgement and code compliance.