EXHIBIT 21
 
QUANTUM CORPORATION
 
SUBSIDIARIES OF REGISTRANT
 
1.
 
Quantum Data Storage B.V., a Netherlands corporation
 
2.
 
Quantum Foreign Sales Corporation, a Barbados corporation
 
3.
 
Quantum International Inc., a California corporation
 
4.
 
Quantum International DISC Inc., a California corporation
 
5.
 
Quantum Peripheral Products (Ireland) Ltd., an Ireland corporation
 
6.
 
Quantum Peripherals (Europe) S.A., a Swiss corporation
 
7.
 
Quantum Peripherals (Malaysia) Sdn. Bhd., a Malaysian corporation
 
8.
 
Quantum Storage GmbH, a German corporation
 
9.
 
Quantum Storage Japan Corporation, a Japanese corporation
 
10.
 
Quantum Storage Singapore Pte. Ltd., a Singapore private company
 
11.
 
Quantum Storage UK Ltd., a United Kingdom corporation
 
12.
 
Quantum Storage (Malaysia) Sdn. Bhd., a Malaysian corporation
 
13.
 
Quantum Technology Ventures, Inc.
 
14.
 
Quantum Technology Ventures Limited
 
15.
 
ATL Products Vertriebs GmbH., a German corporation
 
16.
 
ATL Products Australia PTY, Ltd., an Australian corporation
 
17.
 
ATL Products UK Ltd., a United Kingdom corporation
 
18.
 
ATL Products International Inc., a Delaware corporation
 
19.
 
ATL France, a France corporation
 
20.
 
M4 Data (Holdings) Ltd., a United Kingdom corporation