PERA Enterprise Integration Website

The purpose of this website is to provide practical assistance in the planning, implementing, operating, and upgrading of enterprise systems.

This includes:

• The PERA Reference Model, including the three basic components of any enterprise:
• Control and Information Systems (blue)
• Humans and Organization (magenta), and
• Production Facilities (pink),


• All Lifecycle Phases of the enterprise, including:
• enterprise definition
• Conceptual Engineering
• Preliminary Engineering
• Detail Engineering
• Construction
• Operations
• Enterprise Dissolution



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• PERA addresses Fundamental Requirements for design and operation of any enterprise including:

  Master Planning Project Execution Operating Procedures Training & Staff Development

  Risk Management Cyber Security Process Safety Physical Security



• The PERA methodology is unique, in that it addresses:
• All Enterprises, including continuous process industries, discrete manufacturing, or service providers.
• |___Principal Organizational Roles in that Industry including Owner/Operator, Vendor, EPC and Service Providers,
• |_____ Professional Roles in that Organization such as Control Engineer or Plant Manager.
• All Physical Architecture Levels from plant equipment to the board room, and
• All Logical Control and Information Systems from plant sensors to the Internet.

The Navigation bar at the left selects topics including PERA Principals, standards, products, project management, etc.

The material on this website has been placed in the public domain to encourage its use and development. It is our intent on this website to:

1. Promote concepts of enterprise integration including the latest approaches and tools,
2. Provide detail to explain when, how and why to use PERA,
3. Provide links to additional information, including training tutorials, procedures and forms, reference systems, etc., to benefit end users.

While items 1) and 2) are provided on this website for free, providers of additional information, publishers, software and service providers, may request payment.

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Legal Stuff

Material on this website is provided under Creative Commons copyright.

No royalty is requested for this material, nor is a login required for casual users.

Technical Stuff

This site may be viewed with any browser that supports "Frames". As you browse the resources we provide links to, you may return to any of our major topic areas with a single click (in the left menu bar). If it was necessary to open a new browser page, you may return to the PERA website with your browser's "back arrow: or by selecting the previous browser page.

You may need an Acrobat Reader "plug-in" for your browser to download some documents (eg. the PERA Master Planning Handbook). The Acrobat Reader is a free plug-in from Adobe. Follow the instructions on the Adobe page to download the Reader.