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Thaddeus Computing Inc. was founded in May 1985 by Hal and Rita Goldstein. Through the years Thaddeus Computing has published a number of magazines and catalogs, most notably: The Portable Paper (1985-1991), The HP Palmtop Paper (1991-1999), Smartphone & Pocket PC magazine (1997-present; formerly titled Pocket PC magazine and Handheld PC Magazine), and The Ultimate Palmtop Catalog (1995-present). The company maintains three major Web sites: www.PalmtopPaper.com, www.PocketPCmag.com, and www.UsedHandhelds.com. We have customers in over 80 countries.

Thaddeus Computing Questions

The Thaddeus Computing annual revenue was $11 million in 2026.

Thaddeus Computing is based in Fairfield, Iowa.

The NAICS codes for Thaddeus Computing are [81121, 8112, 811, 81, 811212].

The SIC codes for Thaddeus Computing are [737, 73].

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