| XO Athletic | Xogen Technologies Inc.( Calgary ) | Xomed Surgical Products, Inc. ( Jacksonville, FL ) |
| XO Care A/S( H.o slashed.rsholm ) | Xolan Enterprises Inc. ( Road Town, VG ) | Xomed-Treace Inc. ( Jacksonville, FL ) |
| XO Care A/S( Horsholm ) | Xolox Corporation ( Fort Wayne, IN ) | Xomed-Treace, Inc. ( Jacksonville, FL ) |
| XO Care A/S ( Horsholm, DK ) | Xolox Corportion ( Fort Wayne, IN ) | XOMOX |
| XO Communications, Inc. ( Reston, VA ) | Xoma | Xomox Corporation ( Cincinnati, OH ) |
| Xobni Corporation | XOMA ( Berkeley, CA ) | Xomox International GmbH Co.( Lindau/Bodensee ) |
| XOBNI CORPORATION ( San Francisco, CA ) | Xoma Corporation ( Berkeley, CA ) | Xomox International GmbH & Co.( Lindau/Bodensee ) |
| Xocyst Transfer AG L.L.C. ( Wilmington, DE ) | XOMA Ltd. ( Berkeley, CA ) | XOMOX International GmbH & Co. ( Linday, DE ) |
| XODUS MEDICAL INC. | XOMA Technology ( Berkeley, CA ) | Xonex Laboratories, Inc. ( Coral Gables, FL ) |
| Xodus Medical, Inc. ( Murrysville, PA ) | XOMA Technology Ltd. | Xonix Electronic Watch Enterprise Co., Ltd. ( Taipei, TW ) |
| Xoetronics LLC ( Ringoes, NJ ) | XOMA Technology Ltd. ( Berkeley, CA ) | Xonix Watch Company Limited( Hong Kong ) |
| Xoetronics, LLC ( Ringoes, NJ ) | Xoma Technology Ltd.( Hamilton ) | XONOPORT, INC. ( Santa Clara, CA ) |
| Xoft microTube, Inc. ( Fremont, CA ) | XOMA Technology, Ltd ( Berkeley, CA ) | Xontech, Inc. ( Van Nuys, CA ) |
| Xoft, Inc. ( Fremont, CA ) | Xoma Technology, Ltd. | Xoom Corporation |
| Xoft, Inc. ( Sunnyvale, CA ) | XOMA Technology, Ltd. ( Berkeley, CA ) | Xoomsys, Inc. |
| Xoft, microTube, Inc. ( Fremont, CA ) | Xomed Inc. ( Cincinnati, OH ) | Xootr LLC |
| Xogen Power Inc.( Calgary ) | Xomed Inc. ( Jacksonville, FL ) | |
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