Concentrations

3 Months Ended

Mar. 31, 2013

Accounts Receivable and revenue concentrations [Abstract]

Accounts receivable and revenue concentrations

2. Concentrations

Three customers accounted for 72% of accounts receivable at March 31, 2013. Customer one accounted for 17%, customer two accounted for 18%, and customer three accounted for 37%. Four customers accounted for 91% of total accounts receivable at March 31, 2012. Customer four accounted for 10%, customer three accounted for 12%, customer five accounted for 14% and customer six accounted for 55% of total accounts receivable.

Two customers accounted for 30% of total revenue for the three months ended March 31, 2013. Customer one accounted for 15% and customer 2 accounted for 15%. One customer accounted for 64% of total revenue for the three months ended March 31, 2012.