CONCENTRATIONS OF REVENUES AND ACCOUNTS RECEIVABLE

9 Months Ended

Oct. 31, 2017

CONCENTRATIONS OF REVENUES AND ACCOUNTS RECEIVABLE

CONCENTRATIONS OF REVENUES AND ACCOUNTS RECEIVABLE

NOTE 14 — CONCENTRATIONS OF REVENUES AND ACCOUNTS RECEIVABLE

During the three and nine months ended October 31, 2017 and 2016, the majority of the Company’s consolidated revenues related to performance by the power industry services segment which provided 91% and 86% of consolidated revenues for the three months ended October 31, 2017 and 2016, respectively, and 92% and 86% of consolidated revenues for the nine months ended October 31, 2017 and 2016, respectively.

The Company’s significant customer relationships for the three months ended October 31, 2017 included three power industry service customers which accounted for approximately 36%, 24% and 13% of consolidated revenues, respectively. The Company’s significant customer relationships for the three months ended October 31, 2016 included four customers which accounted for approximately 21%, 19%, 18% and 15% of consolidated revenues, respectively.

The Company’s significant customer relationships for the nine months ended October 31, 2017 included four power industry service customers which accounted for approximately 29%, 27%, 16% and 14% of consolidated revenues, respectively. The Company’s significant customer relationships for the nine months ended October 31, 2016 included five customers which accounted for approximately 17%, 16%, 16%, 14% and 14% of consolidated revenues, respectively.

Accounts receivable balances from four major customers as of October 31, 2017 represented 22%, 22%, 16% and 15% of the corresponding condensed consolidated balance as of October 31, 2017, and accounts receivable balances from four major customers represented 18%, 17%, 17% and 11% of the corresponding consolidated balance as of January 31, 2017.