[x+1] is a company for advertisers and agencies to optimize engagement rates and help with conversion rates. [x+1] has raised $10 million in Series B led by Intel Capital. Existing investors like Advanced Technology Ventures, Blue Chip Venture Company, and Hudson Venture Partners have also participated in this round. [x+1] launched in 1999 and is based in New York. The company has raised $28 million in total. [TechCrunch]

x+1 is an advertising firm that is based in New York.  An SEC filing has revealed that they have raised $2 million in funding.  x+1 sells a service that bundles behavioral targeting and advertising analytics for marketing companies and for media buyers. Last year x+1 raised $16 million in funding, led by Advanced Technology Ventures.

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