Compiled By Traci Purdum Many companies have realized the need for third-party logistics (3PL) providers. Now companies can choose the best providers for them based on an online database offered by supply-chain-management consulting firm Armstrong & Associates Inc., Stoughton, Wis. "Who's Who In Logistics? Armstrong's Guide to Global Supply Chain Management," outlines the latest ratings of 3PL/4PL capabilities, strengths and weaknesses, a quick evaluation matrix and expert analysis. The guide includes information on contacts, personnel, IT capabilities, logistics services offered, major customers and case studies on the top 200 logistics companies. Additionally, the database contains information on new American, European and Asian 3PL/4PL providers. "The online version of our guide is an excellent source for those who want to have the latest 3PL information," says Richard Armstrong, president of Armstrong & Associates. "We can now update the guide on a daily basis." The online guide can be purchased via the company's Web site.