board of directors

DOUGLAS M. BAKER, JR. President and Chief Operating Officer, Ecolab Inc., Director since 2004, Finance Committee LESLIE S. BILLER Retired Vice Chairman and Chief Operating Officer, Wells Fargo & Company (diversified financial services), Director since 1997, Compensation* and Governance Committees RICHARD U. DE SCHUTTER Retired Chairman and Chief Executive Officer, DuPont Pharmaceutical Company (drug manufacturer), Director since 2004, Audit and Compensation Committees WILLIAM L. JEWS President and Chief Executive Officer, CareFirst, Inc. (health care service holding company), Director since 1999, Audit and Finance* Committees JOEL W. JOHNSON Chairman of the Board, President and Chief Executive Officer, Hormel Foods Corporation (food products), Director since 1996, Audit and Compensation Committees JOCHEN KRAUTTER Chief Financial Officer, Henkel KGaA (chemicals, household and personal care products and adhesives), Director since 2002, Finance Committee ULRICH LEHNER President and Chief Executive Officer, Henkel KGaA (chemicals, household and personal care products and adhesives), Director since 2001, Finance Committee

JERRY A. GRUNDHOFER Chairman of the Board, President and Chief Executive Officer, U.S. Bancorp (financial services holding company), Director since 1999, Compensation and Governance Committees STEFAN HAMELMANN Member of the Shareholders' Committee, Henkel KGaA (chemicals, household and personal care products and adhesives), Director since 2001 JAMES J. HOWARD Chairman Emeritus, Xcel Energy Inc. (electric and natural gas energy company), Director since 1991, Audit* and Finance Committees JERRY W. LEVIN Chairman and Chief Executive Officer, American Household, Inc. (household consumer products), Director since 1992, Compensation and Governance* Committees ROBERT L. LUMPKINS Vice Chairman and Chief Financial Officer, Cargill, Inc. (agricultural, food, financial and industrial products), Director since 1999, Audit and Finance Committees BETH M. PRITCHARD Chief Executive Officer of Organized Living (national retailer of storage products) Director since 2004, Finance and Governance Committees ALLAN L. SCHUMAN Chairman of the Board and Chief Executive Officer, Ecolab Inc., Director since 1991

* Denotes Committee Chair

COMMUNICATIONS WITH DIRECTORS
Stakeholders and other interested parties, including our stockholders and employees, with substantive matters requiring the attention of our board may use the contact information for the Presiding Director, the Audit Committee or Director Nominations published on our website at:
www.ecolab.com/investor/governance.

In addition to online communications, interested parties may direct correspondence to our board at:
Ecolab Inc.
Attn: Corporate Secretary
370 Wabasha St. N.
St. Paul, MN 55102

OTHER COMMUNICATIONS
Communications not requiring the direct attention of our board – such as employment inquiries, questions about our products and other such matters – should be submitted to the company at:
Ecolab Inc.
370 Wabasha St. N.
St. Paul, MN 55102

U.S. Customer Service
Telephone: (800) 352-5326
                      (651) 293-1963
Facsimile:   (651) 225-3098
Internet:       www.ecolab.com/Contact/frmContact.asp
                      www.ecolab.com/careers/