Peterson Engineering is a Pensacola mechanical, plumbing and fire protection engineering firm serving defence, industrial and commercial clients. Its fire protection practice designs wet, dry, pre-action and deluge sprinkler systems, fire pumps, high-expansion foam for aircraft hangars, clean agent and special hazard systems, and fire alarm and mass notification systems. It also provides building code analysis, hydraulic and water supply analysis, alternative methods and equivalency approaches, and Qualified Fire Protection Engineer services during construction. The firm is led by two licensed fire protection engineers and works to DoD Unified Facilities Criteria.