Business Concentration

3 Months Ended

Mar. 31, 2015

Note 11 - Business Concentration

During the three months ended March 31, 2015, we sold products to four customers accounting for 23%, 23%, 15% and 14%, respectively of our total revenues. During the three months ended March 31, 2014, we sold our ECOTRAX® rail ties to one customer representing 25% of our total revenues.

During the three months ended March 31, 2015, no vendors accounted for more than 10% of our purchases of raw materials and other products and services.

- Definition

The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date.

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