Royal Boskalis Westminster N.V.

Boskalis live audio webcast Halfyear Results 2005

Royal Boskalis Westminster NV will announce its Halfyear Results 2005 on Wednesday, 17 August 2005.

Please join our live audio webcast on www.boskalis.com

11:30 CET: Press conference (Dutch language)
14:00 CET: Analyst conference (English language)

With kind regards,

Roel Berends
Group Director Corporate Relations

Royal Boskalis Westminster nv www.boskalis.com

Rosmolenweg 20
P.O. Box 43
3350 AA Papendrecht
The Netherlands
Teleph. office + 31 78 69 69 822
Mobile + 31 62 00 10 232
Telefax +31 78 69 69 805
Mail r.t.berends@boskalis.nl