Process Hazard Analysis
(PHA-Pro) & HAZOP Software

Sphera’s hazard identification and risk assessment (HIRA)
reduces the potential for an unplanned event.

Minimize Risk Exposure with the Industry-Leading PHA and HIRA Software

Risks are inherent in asset-intensive, high-hazard facilities, and especially where the risk data set is vast with process safety risk spread across the organization. It’s difficult to standardize and assess all the sources of risk to support resource-intensive facilities.

Sphera’s PHA-Pro offers a framework, configurable methodologies and risk assessment workflows to help organizations standardize and record risk assessment data and ensure proper controls are in place.

Identify, Assess, and Control the Impact of Process-Related Risk

Our PHA-Pro software is the most recognized and respected hazard identification and risk assessment tool for strengthening the risk assessment process.


Build on your previous assessments to avoid wasting time and resources. Retain valuable corporate knowledge and intellectual property. Incorporate learnings from past incidents.


Improve the implementation of risk studies and achieve more responsive, efficient business processes.


Use our preformatted, standard PHA templates, easily configure them to your liking, and increase risk assessment consistency.

PHA Screen Graphic

Adopt a Holistic Approach for Effective Process Safety Management

Our hazard identification and risk assessment software helps you optimize expert time, minimize work stoppages, and reduce the potential for undesirable events. With PHA-Pro you can reduce study time by 86% and report time by 90% with our advanced features including:

  • Dynamically link PHA diagrams and worksheets
  • Improve release management
  • Shorten study time and leverage best practice with our comprehensive knowledge libraries
  • Export professional reports
  • Access a criticality matrix
  • Access international, multi-language support
  • Link HAZOP and LOPA templates
  • Enhance workflow with autotype and copy features
  • Utilize our recommendations manager tool
Watch the Full PHA-Pro demo series

Watch the Full PHA-Pro
Demo Series

Part 1: Administrative Functions
Part 2: HAZOP Worksheets
Part 3: HAZOP Recommendations
Part 4: LOPA Templates
Part 5: PHA-Pro Reporting and Analytics

Expert Services to Complement Your Team


Our experts collectively have more than 150 years of experience, we have a proven track record of supporting clients as they successfully mitigate risk, manage quality, and meet strict regulatory requirements. We are deeply committed to providing high-quality, customized risk management consulting, and engineering services.

Our expert facilitators have extensive experience performing risk assessments based on any methodology, including:

  • HAZOP, What/If
  • PHA revalidation
  • Workplace Job Safety Analysis (JSA)

Enterprise Advanced Risk Assessment Software Is Within Reach

Sphera’s enterprise Advanced Risk Assessment helps companies consistently identify, assess and control the impact of operational risk. ​The on-premise and cloud-based deployments feature a responsive, configurable and intuitive user interface, designed to help global organizations improve decision-making and performance with an integrated view of their risk portfolio.​

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The world’s best-known brands depend on us.

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