Concentrations Disclosure

3 Months Ended

Mar. 31, 2018

Notes

Concentrations Disclosure

5. Concentrations

The Company grants credit in the normal course of business to its customers. The Company periodically performs credit analysis and monitors the financial condition of its customers to reduce credit risk.

Two customers accounted for 92.9% and 7.1%, respectively, of total project management revenue during the three months ended March 31, 2018, and two customers accounted for 90.1% and 9.9%, respectively, during the three months ended March 31, 2017.

Two project management customers accounted for 93.1% and 6.9%, respectively, of total project management accounts receivable at March 31, 2018, and for 90.1% and 9.9%, respectively, at March 31, 2017. Project management accounts receivable constituted 94.2% of receivables at March 31, 2018, but all of receivables as of March 31, 2017.

All of the revenue from the Company’s heat conversion technology was from the same customer in the quarters ended March 31, 2018 and March 31, 2017.