isee systems, formerly High Performance Systems
the world leader in systems thinking software
 

Technical Support & Maintenance

isee systems provides technical support and maintenance to customers who own version 9.1 and above of the iThink or STELLA software and who own a current technical support plan.

Technical support is provided by telephone or e-mail and includes software installation support, troubleshooting and general "how-to" questions. Maintenance includes patches, updates, and minor software releases. In-depth modeling support is available through our qualified consulting and training partners.

Before contacting technical support, browse the FAQs section or check out the modeling tips posted on the isee systems blog.

Contact Technical Support

  • By Email
  • By phone: (603) 448-4990
    Toll Free: (800) 987-6758
    Monday through Friday - 9:00am to 5:00pm Eastern Time (US and Canada)
  • Holiday Schedule 

For a quicker response to your support question, please
send an email with the following:

  • software registration number
  • a clear description of your question/problem
  • steps to reproduce the problem
  • an attached copy of your model

For more information, please review our policies.

To renew your annual support plan, click here.

 
Phone 603-448-4990 | Toll-Free 800-987-6758 | FAX 603-448-4992
support@iseesystems.com
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