What is wer liefert was (wlw)? 

wer liefert was (wlw) is the leading B2B marketplace in Germany, Austria, and Switzerland. As the most visited online marketplace for professional purchasing, wer liefert was (wlw) offers access to over 700,000 products and services in the B2B segment. On wlw.de, wlw.at and wlw.ch meet 400,000 buyers per month with a real need for around 600,000 suppliers, manufacturers, dealers, and service providers. The quick and convenient search provides customers with reliable information on companies and their product portfolios every month - including current contact information. wer liefert was (wlw) is free of charge for buyers and as a standard profile for advertisers.