Czech Business Links: Searchable, categorised database of resources.
Czech List: Catalogue of companies conducting business in the Czech Republic.
Direkta: Business, trade, company and travel information in Czech Republic.
European Databank: Database of the businesses in the country. Offers free basic search facilities with full access to listings for customers.
InfoBank CZ: Business directory with option to search by brand, activity, or just list all entries. Also includes links to regional databases for other countries.
Planetliquor.com: Directory of sites representing companies trading in wine, spirits, beer, and related services. Includes a categorised listings of links with short descriptions.