CUSTOMER CONCENTRATIONS

3 Months Ended

Apr. 30, 2018

CUSTOMER CONCENTRATIONS

CUSTOMER CONCENTRATIONS

NOTE 15 — CUSTOMER CONCENTRATIONS

The majority of the Company’s consolidated revenues related to performance by the power industry services segment which provided 87% and 91% of consolidated revenues for the three months ended April 30, 2018 and 2017, respectively.

For the three months ended April 30, 2018, the Company’s most significant customer relationships included four power industry service customers which accounted for approximately 22%, 19%, 12% and 12% of consolidated revenues, respectively. For the three months ended April 30, 2017, the Company’s most significant customer relationships included four customers which accounted for approximately 29%, 21%, 21% and 18% of consolidated revenues, respectively.

Amounts retained by five project owners were $19.9 million, $19.4 million, $14.6 million, $13.9 million and $4.1 million as of April 30, 2018, respectively, and were $19.3 million, $18.7 million, $14.1 million, $13.4 million and $3.2 million as of January 31, 2018, respectively. The account balance receivable from one customer represented 33% of the corresponding condensed consolidated balance as of April 30, 2018. Account balances receivable from two customers each represented 18% of the corresponding consolidated balance as of January 31, 2018.