PubMatic, a provider of ad serving solutions, has launched with backing from Draper Fisher Jurvetson and Helion Ventures. The amount of funding is undisclosed. The San Francisco company, which started its business last year, is targeting small- to medium-sized publishers. Amar Goel, PubMatic’s founder and CEO, previously led a sales and service team at Microsoft/MSN for the financial services and retail verticals. PubMatic’s services include helping companies choose a publisher or ad network. It also works on the ad’s design and managing ad tags. At the moment, the company is in “limited alpha” and is only making room for 100 publishers. More details on the company’s official blog.