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Technical Support
Email the entire support team
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Direct to Frank ChuThis email address is being protected from spambots. You need JavaScript enabled to view it.
Direct to David ColeThis email address is being protected from spambots. You need JavaScript enabled to view it.
Sales & Training Support
800-XDC-5150
This email address is being protected from spambots. You need JavaScript enabled to view it.If you need to contact ColeSoft for help with invoicing, contracts, or product activation codes, please email This email address is being protected from spambots. You need JavaScript enabled to view it. or call 540-456-8210.
Statement of Support
Read our Statement of Support to understand the different versions of z/XDC and how they are supported.
Online Documentation
ColeSoft provides complete product documentation online in downloadable PDF format. Each document is comprehensive and searchable.
Maintenance Files
Customers can access maintenance files for z/XDC directly on our website.
Emergency Activation Codes
If your site is in disaster recovery, performing disaster recovery testing, or otherwise in need of emergency product activation, you can download a 7 day z/XDC activation key.