A. M. Castle & Co.

Michael H. Goldberg President & Chief Executive Officer 55 Mr. Goldberg was elected President and Chief Executive Officer in 2006. Prior to joining the Registrant, he was Executive Vice President of Integris Metals (an aluminum and metals service center) from 2001 to 2005. From 1998 to November 2001, Mr. Goldberg was Executive Vice President of North American Metals Distribution Group, a division of Rio Algom LTD.

Blain A. Tiffany Vice President and President, Castle Metals Aerospace 50 Mr. Tiffany began his employment with the registrant in 2000 and was appointed to the position of District Manager. He was appointed Eastern Region Manager in 2003, Vice President – Regional Manager in 2005 and in 2006 was appointed to the position of Vice President – Sales. In 2007 Mr. Tiffany was appointed to the position of Vice President of the registrant and President of Castle Metals Plate. In January 2009 Mr. Tiffany was elected to the Position of Vice President of the registrant and President of Castle Metals Aerospace.

Curtis M. Samford Vice President and President, Castle Metals Oil & Gas 48 Mr. Samford began his employment in March 2008 as Vice President of the registrant and President of Castle Metals Oil & Gas. Mr. Samford formerly was a Vice President with Alcoa, Inc. (an aluminum producer) from 2005 through 2007 and Vice President, Commercial Operations with UniPure Corporation (an energy technology company) through 2001.

Executive Vice President and President, Castle Metals 57 Mr. Hooks began his employment with the registrant in 1972. He was elected to the position of Vice President – Midwest Region in 1993, Vice President - Merchandising in 1998, Senior Vice President–Sales & Merchandising in 2002 and Executive Vice President of the registrant and Chief Operating Officer of Castle Metals in January 2004. In 2005, Mr. Hooks was appointed President of Castle Metals.

Vice President and President, Total Plastics, Inc 46 Mr. Garrett began his employment with Total Plastics, Inc., a wholly owned subsidiary of the registrant, in 1988 and was appointed to the position of Controller. In 1996, he was elected to the position of Vice President and in 2001 was appointed to the position of Vice President of the registrant and President of Total Plastics, Inc.

Patrick R. Anderson Vice President, CorporateController and Chief Accounting Officer 37 Mr. Anderson began his employment with the registrant in 2007 and was appointed to the position of Vice President, Corporate Controller and Chief Accounting Officer. Prior to joining the registrant, he was employed as a Senior Manager with Deloitte & Touche LLP where he was employed from 1994 to 2007

58 Mr. Coughlin began his employment with the registrant in 2005 and was appointed to the position of Vice President-Operations. Prior to joining the registrant he was Director of Commercial Vehicle Electronics and Automotive Starter Motor Groups for Robert Bosch- North America from 2001 to 2004 and Vice President of Logistics and Services for the Skill-Bosch Power Tool Company from 1997 to 2000.

Mr. Fitzpatrick began his employment with the registrant in January 2009 and was elected to the position of Vice President-Human Resources. Prior to joining the registrant he was Vice President-North American Human Resources and Administration for UPM-Kymmene Corporation (a forest industry company) since 2001.

45 Mr. Perna began his employment with the registrant in November 2008 and was elected to the position of Vice President-General Counsel and Secretary. Prior to joining the registrant he was General Counsel, North America, CNH America, LLC (a manufacturer of agricultural and construction equipment) since 2007, and he also served as Associate General Counsel and Corporate Secretary for Navistar International Corporation (a manufacturer of commercial trucks and diesel engines) back to April 2001.

Brian P. Anderson , age 58, is the former Executive Vice President of Finance and Chief Financial Officer of OfficeMax Incorporated, a distributor of business-to-business and retail office products. Prior to assuming this position in 2004, Mr. Anderson was Senior Vice President and Chief Financial Officer of Baxter International Inc., a position he assumed in 1998. He is also a director of A. M. Castle & Co., James Hardie Industries NV, and Pulte Homes, Inc., and serves on the audit committees of each of those companies. Mr. Anderson, an independent director, was first elected a director of Grainger in 1999 and is Chairman of the Audit Committee, an "audit committee financial expert," and a member of the Board Affairs and Nominating Committee. The Board has determined that Mr. Anderson's simultaneous service on the audit committees of more than three public companies will not impair his ability to serve effectively on Grainger's Audit Committee.

Director since 1972 Age 70 Retired Chairman of the Board of the Company. Mr. Simpson was elected Vice President of the Company in 1977 and Chairman of the Board in 1979. Mr. Simpson retired as an officer of the Company in 2001 and stepped down as Chairman of the Board in 2004. Chairman of the Governance Committee

Director since 1996 Age 59 General Partner of W. B. & Co. and President of Simpson Estates, Inc., a private asset management firm, since 1992. He is also a director of Verado Energy, Inc., Tempel Holdings, Inc. and Tempel Steel Co. Member of the Human Resources Committee.

Director since 1984 Age 71 Edward Eagle Brown Distinguished Service Professor Emeritus of Finance, University of Chicago Graduate School of Business since 2003. Dr. Hamada was Dean of the University of Chicago Graduate School of Business from 1993 to 2001. He is also a director of the National Bureau of Economic Research and Federal Signal Corporation. Member of the Human Resources Committee.

Mr. Keating has been on the board of Accuride Corporation, a manufacturer of steel and forged aluminum wheels for vehicles, from 2005 to January 2009. He was Chairman and Chief Executive Officer from January 2007 to October 2007 and from 2002 to 2006 he was the Chief Executive Officer. Mr. Keating is also a director of Dana Corporation, the Heavy Duty Manufacturer s Association and St. Mary s Medical Center.

Retired from the Vice Chairmanship of Price Waterhouse LLP, an accounting and consulting services business, in 1996. Mr. Donahoe is also a director of NiCor, Inc. Member of the Audit Committee.