3M announced today it has completed its acquisition of Ligacon AG, a Switzerland-based manufacturer and supplier of filtration systems and filter elements for the pharmaceutical, biotech and general industrial markets. Terms of the transaction were not disclosed.

As part of 3M CUNO Filtration, Ligacon will gain access to 3M technologies and developments, which will allow improved offerings to the market and provide an excellent base for attractive growth and opening up new market segments.

3M CUNO Filtration manufactures and markets filtration solutions for separating, clarifying and purifying fluids and gases. 3M CUNO products serve the food and beverage, residential, leisure, industrial, healthcare and food service markets. Complementary acquisitions such as this support 3M CUNO Filtration’s core business and expansion into key markets such as the pharmaceutical manufacturing industry.

About Ligacon AG

Founded in 1977, Ligacon AG Tagelswangen is a leading supplier of filtration solutions for the pharmaceutical and biotech industries. Ligacon employs approximately 20 people at its headquarters in Tagelswangen, Switzerland.

About 3M

A recognized leader in research and development, 3M produces thousands of innovative products for dozens of diverse markets. 3M’s core strength is applying its more than 40 distinct technology platforms – often in combination – to a wide array of customer needs. With $24 billion in sales, 3M employs 79,000 people worldwide and has operations in more than 60 countries. For more information, visit www.3M.com.

Media:3MDonna Fleming Runyon, 651-736-7646or3M SwitzerlandDaniel Schuler, +41 44 724 94 63orInvestor:3MMatt Ginter, 651-733-8206orBruce Jermeland, 651-733-1807