DAWSON OPERATING CO - FORM 10-K - EX-21.1 - December 15, 2014

Attached files

file filename
EX-32.1 - EX-32.1 - DAWSON OPERATING COd789846dex321.htm
EX-32.2 - EX-32.2 - DAWSON OPERATING COd789846dex322.htm
EX-31.2 - EX-31.2 - DAWSON OPERATING COd789846dex312.htm
EX-31.1 - EX-31.1 - DAWSON OPERATING COd789846dex311.htm
EX-23.1 - EX-23.1 - DAWSON OPERATING COd789846dex231.htm
EX-23.2 - EX-23.2 - DAWSON OPERATING COd789846dex232.htm
EXCEL - IDEA: XBRL DOCUMENT - DAWSON OPERATING COFinancial_Report.xls
10-K - FORM 10-K - DAWSON OPERATING COd789846d10k.htm
EX-21.1 2 d789846dex211.htm EX-21.1 EX-21.1

Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

Dawson Seismic Services Holdings, Inc., a Delaware corporation

Dawson Seismic Services ULC, a Canadian corporation

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