But Zwelling believes that these customers are getting its service at an outrageously low price.

FORBES: Convertro Boosts Online Revenues By 7% to 12%

Once Convertro completes its Series B funding, Zwelling intends to expand into Europe, the Middle East, and Africa.

FORBES: Convertro Boosts Online Revenues By 7% to 12%

Zwelling has a compelling track record of making money from high-tech ventures.

FORBES: Convertro Boosts Online Revenues By 7% to 12%

Convertro is not the only company providing tools to help marketers reach you on mobile, but Zwelling likes to think he has a built up a big head start with his data.

FORBES: From iPhone To Mac, Convertro's Data Matches Where You See It To Where You Buy

Convertro tackled that problem and figured out how to link purchases on one computer to their initial exposure, then applied that to going cross-device with mobile phones, where the need is great for one recent campaign in major league sports, Zwelling says, mobile drove 40% of traffic but only earned 5% of its actual conversions.

FORBES: From iPhone To Mac, Convertro's Data Matches Where You See It To Where You Buy