Exhibit 21

QUANTUM CORPORATION

SUBSIDIARIES OF THE REGISTRANT

 

1

   A.C.N. 120.786.012 Pty. Ltd., an Australian company

2

   ADIC Limited, a UK corporation

3

   Advanced Digital Information Corporation, a Washington Corporation

4

   Certance (US) Holdings, Inc., a Delaware corporation

5

   Certance Holdings Corporation, a Delaware corporation

6

   Certance LLC, a Delaware limited liability company

7

   Quantum Beteiligungs GmbH, a Germany corporation

8

   Quantum Boehmenkirch GmbH & Co. KG, a Germany corporation

9

   Quantum GmbH, a German corporation

10

   Quantum India Development Center Private Ltd., an Indian company

11

   Quantum International Inc., a Delaware corporation

12

   Quantum Korea Co. Ltd., a Korean corporation

13

   Quantum Peripherals (Europe) SARL, a Swiss corporation

14

   Quantum Peripherals (Malaysia) Sdn. Bhd., a Malaysian corporation

15

   Quantum SARL, a French corporation

16

   Quantum Storage Australia Pty. Ltd., an Australian corporation

17

   Quantum Storage France, a French corporation

18

   Quantum Storage GmbH., a Swiss corporation

19

   Quantum Storage Japan Corporation, a Japanese corporation

20

   Quantum Storage Singapore Pte. Ltd., a Singapore private company

21

   Quantum Storage UK Ltd., a United Kingdom corporation

22

   Rocksoft Pty. Ltd., an Australian company