On September 13, 2011, the Bank of North Dakota New Venture Capital Program provided a working capital loan to the Company in exchange for a promissory note in the amount of $125,000 which was to mature on September 30, 2014. The Company made quarterly interest payments beginning December 31, 2011 at a fixed interest rate of 6% and continuing on a quarterly basis. $75,000 was advanced on the loan which was repaid on August 8, 2013 and the promissory note was canceled. Interest expense for the years ended December 31, 2014 and 2013, respectively was zero and $2,750.

On September 13, 2011, the Bank of North Dakota Development Fund, Inc. provided a working capital loan to the Company in exchange for a promissory note in the amount of $125,000 which was to mature on September 30, 2014. The Company made quarterly interest payments beginning December 31, 2011 at a fixed interest rate of 6% and continuing on a quarterly basis. $75,000 was advanced on the loan which was repaid on August 8, 2013 and the promissory note was canceled. Interest expense for the year ended December 31, 2014 and 2013, respectively was zero and $2,750.

Effective June 30, 2013, Tucker Ellis LLP accepted a promissory note in the amount of $300,000 from the Company in exchange for outstanding billings due of the same amount. The Company shall make quarterly interest payments beginning September 30, 2013 at a fixed interest rate of 5% and continuing on a quarterly basis until maturity. The Company is require to (i) stay current on Tucker Ellis LLP’s ongoing monthly invoices and (ii) make principal payments pursuant to the agreement based on the issuance of debt or equity securities. On August, 14, 2014, the Company repaid the outstanding principal balance and all unpaid accrued interest and the note was canceled. Interest expense for the years ended December 31, 2014 and 2013 was $9,375 and $7,583, respectively.

Effective June 13, 2014, the Company entered into a promissory note in the amount of $300,000, secured by the expected cash flows from sales to a customer during June 2014, with an unrelated third party to provide cash advances of the same amount. The Company shall make monthly interest payments beginning June 30, 2014 at a fixed interest rate of 3.860% and continuing on a monthly basis until maturity on October 1, 2014. On July 24, 2014, the note was repaid in full and canceled at that time. Interest expense for the year ended December 31, 2014 was $984.