EXHIBIT 24 POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 1st day of March, 2000. /s/ Virginia L. Anderson ---------------------------------------------- Virginia L. Anderson POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 6th day of March, 2000. /s/ Frederick W. Buckman --------------------------------------------- Frederick W. Buckman POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 8th day of March, 2000. /s/ John E. Chapoton -------------------------------------------- John E. Chapoton POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 8th day of March, 2000. /s/ Barry J. Galt --------------------------------------------- Barry J. Galt POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 2nd day of March, 2000. /s/ Richard Geary ------------------------------------------- Richard Geary POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 2nd day of March, 2000. /s/ Peter T. Johnson ----------------------------------------------- Peter T. Johnson POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 6 day of March, 2000. /s/ Peter O. Kohler ----------------------------------------------- Peter O. Kohler M.D. POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 7th day of March, 2000. /s/ Jerome J. Meyer ------------------------------------------- Jerome J. Meyer POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 7th day of March, 2000. /s/ Ralph R. Peterson ------------------------------------------ Ralph R. Peterson POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 1 day of March, 2000. /s/ E. Kay Stepp ---------------------------------------------- E. Kay Stepp POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 1 day of March, 2000. /s/ William Swindells ----------------------------------------- William Swindells POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 7th day of March, 2000. /s/ Mike Thorne -------------------------------------- Mike Thorne POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 6th day of March, 2000. /s/ Franklin E. Ulf ------------------------------------------ Franklin E. Ulf POWER OF ATTORNEY The undersigned, a director and/or officer of StanCorp Financial Group, Inc., an Oregon corporation (the "Company"), hereby constitutes and appoints Ronald E. Timpe, Eric E. Parsons and Dwight L. Cramer, and each of them, true and lawful attorney and agent, to do any and all acts and things and execute in the name of the undersigned as a director or officer of the Company the Annual Report on Form 10-K for the year ended December 31, 1999 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission; and the undersigned ratifies and confirms all that the attorneys and agents and each of them shall do or cause to be done under this power of attorney. Any one of the attorneys or agents shall have, and may exercise, all powers conferred. IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this 25/th/ day of February, 2000. /s/ Benjamin R. Whiteley --------------------------------------------- Benjamin R. Whiteley