• by Mark Walsh  @markfwal, January 12, 2011

Performance ad network Adknowledge has raised a total of $200 million in debt and equity financing to fund future acquisitions. The equity portion was led by JMI Equity while Bank of America led the debt financing via U.S. and international markets. The company had previously raised a $48 million round in 2006 led by Technology Crossover Ventures.

Adknowledge says its doubled its revenue in the last year through acquisitions and is now the largest privately-held online ad network in the U.S. with more than 330 employees and $300 million in revenue. Among its acquisitions earlier this year was cos-per-action network Hydra Group. Through Adknowledge's BidSystem auction-based marketplace, more than 10,000 advertisers bid for traffic across Adknowledge's CPC and CPA ad network covering non-search ad categories including email, casual games and social networks. Read more here.