1) Company listed on NASDAQ 
Perficient, Inc. provides IT consulting services and helps companies adapt their systems to the Internet using third party software products. Perficient has a presence across North America, Eastern Europe, India and China. Their work includes custom development and platform implementations through partnerships with companies including IBM, Oracle,...
effectual; actually achieving a result
• (a.) Making or doing throughly; efficient; effectual. • (n.) One who performs or perfects a work; especially, one who endows a charity.
Per·fi'cient adjective [ Latin perficiens , present participle of perficere to perform. See Perfect .] Making or doing throughly; efficient; effectual. [ R.] Blackstone.