2004
Obsidian Tower Software Inc is founded and incorporated in Delaware. It is also licensed to do business in Virginia.
Obsidian Tower Software takes over development of Mail-Lock for Treasure Coast Software.
2005
Marketing agreement with Groupware Software Solutions is reached.
Mail-Lock is localized into Japanese and released.
PSTCompress 2.0 is released.
2006
ExchangeCompress 1.0 is released.
2007
PSTCompress 3.0 is released
ExchangeCompress 2.0 is released.
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