KnowledgeStorm, which provides information technology vendors with qualified sales leads, is being acquired.

TechTarget, which is based in Massachusetts, said Wednesday it would buy KnowledgeStorm for some $58 million in cash and stock. The deal is expected to close in the second quarter of next year.

TechTarget (Nasdaq: TTGT) went public earlier this may. The company matches buyers and sellers of technology products.

KnowledgeStorm had raised some $16 million in venture capital since its launch in 1999. VC investors include Total technology Ventures, Sterling Partners, Imlay Investments, Genifor Ventures, LiveOak Equity partners and Apex Venture Partners.