Significant Customers & Concentration of Credit Risk

9 Months Ended

Sep. 30, 2011

Significant Customers & Concentration of Credit Risk

Significant Customers & Concentration of Credit Risk

(2) Significant Customers & Concentration of Credit Risk

The Company has a concentration of revenue from General Motors and its affiliates (“General Motors”) as well as a market concentration in the automotive sector. For the nine months ended September 30, 2011 and 2010, revenue from General Motors accounted for approximately 9% and 12%, respectively, of the Company’s consolidated revenue, and revenue from the automotive industry accounted for approximately 17% and 18%, respectively, of the Company’s consolidated revenue. No single customer accounted for more than 10% of the Company’s revenue during the nine months ended September 30, 2011 or accounts receivable as of September 30, 2011.

The Company also has a concentration of revenue from the United States government. For the nine months ended September 30, 2011 and 2010, sales to the United States government and its agencies represented approximately 15% and 23%, respectively, of the Company’s consolidated revenue. Revenue was derived from many separate contracts with a variety of government agencies that are regarded by the Company as separate customers.