Wolters Kluwer completes acquisition of OSRA

OSRA develops tax compliance, general ledger and payroll software for professional tax advisors and small and medium-sized enterprises. Its products are distributed through the Internet, CD-ROMs, and Intranets to more than 15,000 users.

This acquisition enables Wolters Kluwer to offer the tax and HR professionals state-of-the-art content via an integrated comprehensive channel for tax, legal and HR information. It is the third acquisition in a short period of a specialized Italian software company. In 2000, Wolters Kluwer acquired QA Sistemi (workflow software tools for legal professionals) and Pragma (tax and financial software for small and medium-sized companies). The companies will be integrated into one software business unit of which also the software operations of Wolters Kluwer's existing business unit IPSOA will be part.

Note for the editor:
Wolters Kluwer is a multinational information services company with annual sales of approximately EUR 3.7 billion, employing approximately 19,000 people in Europe, North America and Asia Pacific. The company's core activities are Legal, Tax & Business, International Health & Science, and Education. The Wolters Kluwer shares are quoted on the Euronext Amsterdam. The financial results for the first half 2001 will be announced on August 14, 2001.

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www.wolterskluwer.com

For more information please contact
- Press: Eric Heres, tel. +31 20 6070 335
- Analysts/Investors: Annie Hull-Bom, tel. +31 20 6070 407

Wolters Kluwer nv
P.O. Box 75248
1070 AE Amsterdam
the Netherlands
e-mail: info@wolterskluwer.com (press)
e-mail: ir@wolterskluwer.com (investor relations)