Mr. Sheridan is Vice President Finance and Chief Financial Officer of the General Partner (since August 2005). From 2003 to 2005, he served as President and Chief Executive Officer of Potters Industries, Inc., a global manufacturer of engineered glass materials and a wholly-owned subsidiary of PQ Corporation. In addition, Mr. Sheridan served as Executive Vice President (2003 to 2005) and as Vice President and Chief Financial Officer (1999 to 2003) of PQ Corporation, a global producer of inorganic specialty chemicals. |