Cleo Technical Support

Introducing Cleo’s User Forum

We’ve listened to your feedback, and have created an exclusive LinkedIn group for you, our users! This forum is a place to share ideas and best practices, connect with peers and Cleo staff, and even be the first to see new content. This is a private group, so please Click here to request to join.


Cleo Streem Responds to Faxploit Vulnerability - click here


Cleo Observed U.S. Holidays

  • New Year’s Day
  • Memorial Day
  • Independence Day
  • Labor Day
  • Thanksgiving
  • Day After Thanksgiving
  • Christmas Eve (December 24, 2018)
  • Christmas Day




All Cleo Products Phone Numbers:

Monday through Fridays
7:00 a.m. to 7:00 p.m. CT

Toll-free: 866.444.2536
International: +1.815.282.7894
U.K.: 02038653439
Fax: +1.815.654.8294

Support during Cleo U. S. Holidays

During a Cleo observed U.S. holiday, Cleo Support will be available for production down issues only for our customers with Platinum or Titanium support level.  For customers with MCS, standard support is provided during the holiday. Cleo Support is only accessed via phone call to 815.282.7894 or 866.444.2536 on a holiday as E-mail and Web requests are not monitored.  

Customers with other Support Levels,  can submit a request via web or email during the holiday and it will be responded to on the first business day after the holiday.   

My Product Information

Testing Center

Already a Cleo Customer? Want to test connections with new trading partners or test new features without disrupting product?

Learn how by clicking here