EX-21 4 d33288exv21.htm SUBSIDIARIES exv21
 

Exhibit 21
CARBO CERAMICS INC.
SUBSIDIARIES
         
    JURISDICTION OF   PERCENTAGE
NAME OF ENTITY   ORGANIZATION   OWNED
CARBO Ceramics (UK) Limited
   Scotland   100%
CARBO Ceramics Mauritius, Inc.
   Mauritius   100%
CARBO Ceramics LLC
   Delaware, USA   100%
CARBO Ceramics (China) Company Ltd.
   China   100%
CARBO Ceramics Cyprus Ltd.
   Cyprus   100%
CARBO Ceramics (Eurasia) LLC
   Russia   100%
Pinnacle Technologies, Inc.
   California, USA   100%
Pinnacle Technologies, (Delft) Inc.
   Netherlands   100%
Pinnacle Technologies, (Canada) Inc.
   Canada   100%
Enertech, Ltd.
   Canada      49%