QuinStreet, Inc., an online performance marketing company, provides customer acquisition programs for its clients in the United States and internationally. The company operates in two segments, Direct Marketing Services (DMS) and Direct Selling Services (DSS). The DMS segment provides qualified leads, clicks, calls, customers, and display advertisements or impressions. The DSS segment provides direct selling services through a hosted solution. It owns and operates Websites, such as Schools.com, OnlineDegrees.com, and AlliedHealthWorld.com in education client vertical; CarInsurance.com, Insurance.com, Insure.com, CardRatings.com, and MoneyRates.com in financial services client vertical; eWeek.com and ITBusinessEdge.com in business-to-business technology client vertical; reliableremodeler.com and improvementcenter.com in home services client vertical; and ElderCarelink.com in medical client vertical. The company was founded in 1999 and is headquartered in Foster City, California.