File formats:

     http://www.wotsit.org

Conversion & compression utilities:

     http://www.aladdinsys.com

     http://www.pkware.com

     http://www.winzip.com

     http://www.datajunction.com

Data Recovery utilities:

     http://www.mediarecover.com

Address cleansing software:

     IXSight - Data cleansing, data enrichment and data deduplication.

General IT glossaries:

     http://www.webopedia.com

     http:/www.whatis.com

     File-Extensions.org - Large and useful resource for file formats information and file associations.

     DotWhat.net - Another large and useful resource for file formats information and file associations, with information pertaining to Windows, Mac, & Linux

Other conversion & recovery companies:

     http://www.palmerdata.com

     http://www.dclab.com

     http://www.mixnet.com

Network Services:

     http://www.incllc.net

Internet keywords:

     http://www.kwmap.com

Data Entry:

     http://www.dataentrysolution.com - Legal Document Processing