Watchmen Instrumented Safety Experts
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    • Engineering Services
      • PHA (HAZOP, What-If)
      • SIS/SIL Consulting
      • Fire & Gas Engineering
      • Alarm Management
      • PHA FieldSync Services
    • Process Safety Training
    • Software Solutions
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  • Home
  • Engineering Services
    • PHA (HAZOP, What-If)
    • SIS/SIL Consulting
    • Fire & Gas Engineering
    • Alarm Management
    • PHA FieldSync Services
  • Process Safety Training
  • Software Solutions
  • About Us
  • Careers
  • Articles

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Services Overview

HAZOP, LOPA, SIL, SIS, Calgary, Alberta, Canada

HAZOP/LOPA and SIS/SIL Consulting

  • Process Hazard Analysis (PHA)
  • HAZOP, What-If, Checklist
  • SIL Assessment / Determination (LOPA)
  • SIL Verification Calculations
  • Safety Requirement Specifications (SRS)
  • Instrument Proof Test Procedures
  • Functional Safety Assessments (FSA)
  • Quantitative Risk Assessments (QRA)
  • Process Safety Information packages (P&ID As-Built, SDK & Narrative Generation, 3D walk through)

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Fire & Gas Mapping, Fire and Gas Engineering, Fire and Gas Coverage Assessment, FGS Mapping, FGS Stu

Fire & Gas Systems Engineering

  • Fire and Gas Systems Philosophy and Standard Development
  • Fire & Gas Detector Placement and Coverage Assessment (3D mapping/modelling)
  • Fire and Gas Annunciation coverage assessments
  • Quantitative Risk Analysis (QRA) and Fire Protection Engineering
  • Fire and Gas Systems Audits and Assessments

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Alarm Management, Alarm Rationalization, Alarm Prioritization

Alarm Management

  • Benchmarking Study
  • Philosophy Development
  • Rationalization & Prioritization Facilitation
  • Advanced Alarming
  • Alarm "Help"
  • Test procedure Development
  • Operations and Maintenance Alarm Training

Find out more

Bowtie Analysis & Safety Critical Elements (SCE)

  • Bowtie Analysis Services
  • Major Accident Hazard (MAH) Analysis
  • Safety Critical Element Identification and Management




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Process safety training, SIL training, SIS training, Functional Safety training

Process Safety Training

Process safety training equips your team with the essential knowledge and skills to identify, assess, and manage potential hazards, significantly reducing the risk of accidents and operational disruptions.  Click below for more info on training courses offered by our team.

Info on Training
Bowtie software, recommendation management tool, process safety management software tool

Software Solutions

Optimize your safety management with our advanced process safety software solutions, designed to streamline risk assessment, compliance, and operational efficiency.

Info on Software

Watchmen Overview Video

Click the video below for a quick two-minute introduction on Watchmen

Process and Instrumented Safety Articles

Click the link below to view our library of Process and Instrumented Safety Articles

Library of Articles

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About Watchmen

Watchmen Instrumented Safety Experts (WISE) is your trusted partner in functional safety and risk management. We specialize in designing and validating preventative and mitigative safeguarding systems that protect people, assets, and operations across high-hazard industries.


Our team brings deep, practical expertise to every project—offering comprehensive services including:

  • HAZOP and LOPA facilitation 
  • Bowtie risk assessments 
  • SIL verification and SIS lifecycle consulting 
  • Alarm management strategy and rationalization 
  • Fire and gas detection engineering and mapping 

Whether you're developing a new safety system or improving an existing one, Watchmen delivers independent, vendor-neutral guidance that’s grounded in industry standards, operational reality, and decades of experience.


Partner with us for risk-informed solutions that are accurate, actionable, and aligned with your safety goals.

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