3M today announced dates for the following events:

• 3M will participate in the Morgan Stanley Global Industrials Unplugged Conference on Tuesday, August 31, 2010 in New York City. Patrick D. Campbell, senior vice president and chief financial officer, will speak at 9:45 a.m. ET.
• 3M will also participate in the Credit Suisse Chemical and Ag Science Conference on Thursday, September 16, 2010, in New York City. Patrick D. Campbell, senior vice president and chief financial officer, will speak at 8:10 a.m. ET.
• Finally, 3M will announce its third-quarter 2010 earnings on a conference call scheduled for Thursday, October 28, 2010, at 9 a.m. ET.

Further presentation details will be available on 3M’s Investor Relations home page at http://investor.3M.com/ shortly before the event.

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 $23 billion in sales, 3M employs 75,000 people worldwide and has operations in more than 65 countries. For more information, visit www.3m.com or follow @3MNews on Twitter.

3MMedia Contact:Jacqueline Berry, 651-733-3611orInvestor Contacts:Matt Ginter, 651-733-8206orBruce Jermeland, 651-733-1807