Watchmen Instrumented Safety Experts (WISE) is built on a strong instrument & controls foundation. Our extensive field and engineering background are used to provide robust, specialty engineering services. We are experts in both preventative and mitigative safeguarding. We Offer The Following Functional Safety Engineering Services > Process Safety Information packages (P&ID As-Built) > Process Hazard Assessments (HazID, HAZOP, What-If) > SIL Determination (LOPA) > Quantitative Risk Assesments (QRA) > SIL Verification Calculations > Safety Requirement Specifications (SRS) > Instrument Proof Test Procedures > Functional Safety Assessments (FSA) > Alarm Rationalization and Prioritization