Annexure 1

Effective holding
Issued
Nature of ordinary 2007 2006
SUBSIDIARY COMPANIES   business capital % %
Active subsidiaries
INCORPORATED IN SOUTH AFRICA
African Legends Indigo (Pty) Ltd O 20 000 55,0 100,0
Westcon SA (Pty) Ltd O 200 55,0 100,0
INCORPORATED IN THE UK AND EUROPE
Comstor Belgium NV W 620 97,4 97,4
Comstor Group Ltd W 3 010 000 97,4 97,4
Comstor Ltd W 72 279 97,4 97,4
Westcon (UK) Ltd W 1 190 732 97,4 97,4
Westcon Group B.V. W 180 97,4 97,4
Westcon European Holdings Ltd W 4 97,4 -
Westcon Group GmbH W 1 97,4 97,4
Westcon Deutschland GmbH W 1 97,4 97,4
Westcon Group European Operations Ltd W 5 97,4 97,4
Westcon Group European Holdings Ltd W 6 97,4 97,4
Logicalis Group Ltd L 72 000 000 100,0 100,0
Logicalis Group Services Ltd L 2 100,0 100,0
Logicalis Network Solutions Ltd L 1 593 882 100,0 100,0
Logicalis (Ireland) Limited L 1 000 100,0 100,0
Intact Integrated Services Ltd L 1 100,0 100,0
Logicalis Computing Solutions Ltd L 11 655 100,0 -
Logicalis South America Limited L 100 100,0 100,00
Logicalis CSF Solutions Limited L 1 000 100,0 -
Hawke Systems Ltd L 8 515 100,0 100,00
TBC Group Ltd L 2 650 000 100,0 -
TBC Limited L 40 000 100,0 -
Satelcom Ltd L 59 380 100,0 100,0
Logicalis Deutschland GmbH L 255 646 100,0 100,0
Logicalis Networks GmbH L 25 565 100,0 100,0
Analysys Mason Group Ltd M 1 995 388 86,5 84,6
Catalyst IT Partners Ltd M 306 638 86,5 84,6
Mason Group Ltd M 1 925 288 86,5 84,6
Mason Communications Ltd M 1 21 426 86,5 84,6
Mason Communications Ireland Ltd M 2 86,5 84,6
Mason SiteFinder Ltd M 2 86,5 84,6
Analysys Ltd M 61 316 86,5 84,6
Analysys Research Ltd M 2 86,5 84,6
Analysys Consulting Ltd M 2 86,5 84,6
Analysys Ventures Ltd M 2 86,5 84,6
Datatec International Ltd O 1 000 100,0 100,0
Datatec UK Holdings Ltd O 50 000 100,0 100,0
Effective holding
Issued
Nature of ordinary 2007 2006
SUBSIDIARY COMPANIES   business capital % %
Active subsidiaries
INCORPORATED IN US AND CANADA
ActiveSymbols, Inc. L 10 000 100,0 -
Westcon Group North America, Inc. W 82 97,4 97,4
Westcon Canada Systems (WCS), Inc. W 173 228 97,4 97,4
Westcon Group, Inc. W 220 530 97,4 97,4
Logicalis, Inc. L 54 100,0 100,0
Logicalis US Holdings, Inc. L 340 000 100,0 100,0
Logicalis Leasing Ltd L 1 000 100,0 100,0
Computech Resources, Inc. L 3 316 100,0 -
Eisco Technology, Inc. L 900 000 100,0 100,0
INCORPORATED IN SOUTH AMERICA
Westcon Brazil Ltda W 987 748 97,4 97,4
Soft Net SA (Argentina) L 400 000 80,0 75,0
Softnet-Logical Paraguay SA L 110 80,0 75,0
Softnet Uruguay SA L 130 000 80,0 75,0
Softnet-Logical Comercial Importadora, Exportadora e de Servicos
Ltda (Brazil) L 480 000 80,0 75,0
X-Net Cuyo SA (Argentina) L 2 000 000 80,0 75,0
Softnet Inc SA (Uruguay) L 375 000 80,0 -
Softnet Logicalis Chile SA L 5 000 80,0 -
Softnet Logicalis PerĂº SAC L 500 80,0 -
INCORPORATED IN AUSTRALIA AND NEW ZEALAND
LAN Systems (Pty) Ltd W 100 000 97,4 97,4
LAN Systems Ltd (New Zealand) W 1 97,4 97,4
Westcon Australia (Pty) Ltd W 2 97,4 97,4
INCORPORATED IN SOUTH EAST ASIA
Comstor Pte Ltd (Singapore) W 8 500 000 97,4 97,4
Comstor Malaysia Sdn Bhd W 2 97,4 -
INCORPORATED IN BRITISH VIRGIN ISLANDS
Datatec International Holdings Ltd O 50 000 100,0 100,0
Online Distribution Ltd O 1 350 000 100,0 100,0
Comstor Middle East Ltd   O 1 000 100,0 -
W: Westcon M: Analysys Mason Group O: Other Holdings