Specializing in online public relations and marketing, Callahan Enterprises was formally established in 1986. That means we've been doing software marketing online longer than any other company! See what we can do for you!

Find out a bit more about Michael E. Callahan aka Dr. File Finder.

Over the course of time we've come across some really outstanding products and services. Here you'll see a list of some of our favorites.

Questions and Answers
Over the years we've been asked lots of questions. On this page you can see our answers to some of the questions that were asked most frequently.

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by Callahan Enterprises
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their contents requires advanced permission.