Over the years, John Tiller Software has had multiple publishers for the commercial games developed.

Matrix Games

The early Talonsoft Battleground and Campaign Series wargames have been republished by Matrix Games who provides support for those wargames.

John Tiller Software Support

For John Tiller Software wargames published by HPS Simulations or direct through the JTS site use the support form below. Occasionally there are hiccups with form processing or email routing...If you do not receive a response within 48 hours please feel free to send an email to us at

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