QIAGEN is the world's leading provider of innovative products and technologies for separating, purifying, and handling nucleic acids. QIAGEN's portfolio of over 280 products and services includes a comprehensive range of kits for separation and purification of DNA and RNA, complete systems for expression, purification, detection, and assay of recombinant proteins, and innovative reagents for PCR, RT-PCR, RNA amplification, and transfection. The Company's expertise in nucleic acid technologies encompasses advanced lab automation systems for DNA and RNA purification and other liquid-handling tasks in molecular biology and molecular diagnostic applications. QIAGEN also offers services for DNA sequencing and genome analysis, as well as contract manufacturing of plasmid DNA under cGMP conditions.

QIAGEN corporate headquarters is in Venlo, The Netherlands, with operations headquarters and production located in Hilden, near Düsseldorf, in Germany. QIAGEN subsidiaries are located in Los Angeles, USA; Tokyo, Japan; London, UK; Paris, France; Basel, Switzerland; Toronto, Canada; and Melbourne, Australia. A world-wide network of specialized distributors support our customers in more than 32 other countries.

QIAGEN is a dynamic global company that attributes its success to the dedication and commitment of its employees — a diverse multinational group of enthusiastic individuals, who share a common mission: to develop and produce innovative, high quality, user-friendly products supported by unparalleled technical and customer service.

QIAGEN Inc., 28159 Avenue Stanford, Valencia, CA 91355. Tel: 800-426-8157; Fax: 800-718-2056.