Online casinos recommended by Popular Online Casinos are found in the Online Casinos Tools section

Barcrest UK
A world leader in the design, development and manufacture of microprocessor-based gaming products and software systems, with operations in over 100 countries worldwide
http://www.barcrest.co.uk/index2.htm

Bright Enterprises
Indian manufacturer, printer and supplier of cards
http://www.brightplayingcards.com

Leading Edge Design
Casino slot machine designers. Site offers Shockwave demonstration versions of the games.
http://www.ledgaming.com

Pefaco Group
Designs, manufactures, refurbishes and operates gambling equipment in various countries.
http://www.pefaco.com