• Technical Conference:  10 – 15 May 2020
  • Exhibition: 12 – 14 May 2020


Thank You for Attending CLEO

Customer Service

For questions regarding registration, please contact the CLEO Registration Customer Service via phone or email.

Phone: + 1.224.563.3173
Email: CLEO@compusystems.com

Customer Service hours are from 09:00 - 17:00 CST.


Refund and Cancellation Policy

All requests for refunds must be received in writing by 11 April 2019. A US$ 75 service charge will be assessed for processing refunds. All registrations received after 11 April 2019 are NON-REFUNDABLE. Please allow four to six weeks for processing.



CLEO 2019
c/o CompuSystems, Inc.
2651 Warrenville Rd. Suite 400
Downers Grove, IL 60515

Fax: +1.708.344.4444


Policies and Terms of Registration

Reasonable policies and terms of registration have been established for CLEO. We encourage you to read these carefully as all registrants to CLEO will be required to agree to these policies and terms as a condition of registration.


Privacy Policy

CLEO and its sponsors respect the privacy rights of our online visitors and recognize the importance of protecting all information that you may choose to share with us. To further this commitment, we have adopted this Privacy Policy to guide how we collect, store and use the information you provide to us.


Code of Conduct

It is important to the success of this meeting that every attendee be treated with consideration and respect. Following is a summary of CLEO’s Code of Conduct and Anti-Harassment policy. The entire policy can be viewed here.

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