13. Significant Customer Concentrations

12 Months Ended

Mar. 31, 2019

Concentration Risk Disclosure [Text Block]

13. Significant Customer Concentrations

For the years ended March 31, 2019 and 2018, sales to the U.S. Government represented approximately 39% and 23%, respectively of net sales. One direct customer accounted for 12% of total sales and 16% of government sales for the year ended March 31, 2019. One U.S. distributor represented 10% of sales for the year ended March 31, 2018. This U.S. Distributor accounted for 24% and 38% of commercial sales for the years ended March 31, 2019 and 2018, respectively. No other customer accounted for more than 10% of commercial or government net sales for the years ended March 31, 2019 and 2018.

Net sales to foreign customers were $2,438,228 and $2,599,808 for the years ended March 31, 2019 and 2018, respectively. All other sales were to customers located in the U.S. The following table presents net sales by U.S. and foreign countries:

	2019		2018
United States	$	9,677,822	$	7,424,780
Foreign countries		2,438,228		2,599,808
Total Avionics Sales	$	12,116,050	$	10,024,588

Net sales related to any single foreign country did not comprise more than 10% of consolidated net sales. The Company had no assets outside the United States.

Receivables from the U.S. Government represented approximately 3% and 0%, respectively, of total receivables at March 31, 2019 and 2018, respectively. As of March 31, 2019, three individual customers represented in total 72% of the Company’s outstanding accounts receivable, ranging between 14% and 37% of the Company’s outstanding accounts receivable. As of March 31, 2018, four individual customers represented in total 63% of the Company’s outstanding accounts receivable, ranging between 14% and 18% of the Company’s outstanding accounts receivable. No other customers represented more than 10% of outstanding accounts receivable for the years ending March 31, 2019 and 2018.