Attached files
Exhibit 21.1
Subsidiaries of
OYO Geospace Corporation
Geospace Technologies, LP, a Texas limited partnership
Geospace Technologies Corporation, a Delaware corporation
Geospace Technologies Corporation Azerbaijan Branch, an Azerbaijan company
Geospace Engineering Resources International, LP, a Texas limited partnership
Geospace Finance Corp., a Texas corporation
Concord Technologies, LP, a Texas limited partnership
OYOG, LLC, a Delaware limited liability company
OYOG Limited Partner, LLC, a Texas limited liability company
OYOG Operations, LP, a Texas limited partnership
OYO Geospace China, a Chinese company
OYO Geo Space Canada, Inc., an Alberta corporation
OYO Instruments, LP, a Texas limited partnership
OYO Instruments, Europe Limited, a United Kingdom company
OYO Geospace J.V., LP, a Texas limited partnership
OYO-GEO Impulse International, LLC, a Russian limited liability company