From TechCrunch.com

Cardagin Networks, the creators of a mobile loyalty and advertising platform, announced today that it has raised a $4.25 million series A-1 round of funding. The round was led by private and angel investors from New York, Tennessee, Georgia, and Virginia. The startup raised a $1 million series A back in March of 2010, bringing total investment to $5.25 million. Cardagin will use its new infusion of capital to ramp up product development and hiring efforts.