3M announced today the realignment of two businesses and the following executive changes, effective Jan. 1, 2006.

The Industrial Business will combine with the Transportation Business to form the Industrial and Transportation Business, headed by Hak Cheol (H.C.) Shin. The new business leverages common markets and customers, as well as common channels, technologies, manufacturing base and selling processes.

The formation of the Industrial and Transportation Business coincides with Harold J. Wiens' announced retirement from 3M after 37 years of service, effective Feb. 1, 2006. Wiens currently is executive vice president, Transportation Business. Shin currently is executive vice president, Industrial Business.

M. Kay Grenz, senior vice president, Human Resources, has announced her plans to retire from 3M after 36 years of service, effective first-quarter 2006.

Angela S. Lalor, staff vice president, Human Resources Operations, will succeed Grenz as senior vice president, Human Resources.

About 3M - A Global, Diversified Technology Company

Every day, 3M people find new ways to make amazing things happen. Wherever they are, whatever they do, the company's customers know they can rely on 3M to help make their lives better. 3M's brands include Scotch, Post-it, Scotchgard, Thinsulate, Scotch-Brite, Filtrete, Command and Vikuiti. Serving customers in more than 200 countries around the world, the company's 69,000 people use their expertise, technologies and global strength to lead in major markets including consumer and office; display and graphics; electronics and telecommunications; safety, security and protection services; health care; industrial and transportation. For more information, including the latest product and technology news, visit www.3M.com.

Scotch, Post-it, Scotchgard, Thinsulate, Scotch-Brite, Filtrete, Command and Vikuiti are trademarks of 3M.

3M, St. PaulDonna Fleming, 651-736-7646orInvestor Contacts:Mark Colin, 651-733-8206orBruce Jermeland, 651-733-1807