Administration

Mr. Jim Lehn, President

jim lehnJames E. Lehn, Jr. is the 7th president of St. Pius X High School. Jim graduated from High School in 1987 then went on to serve four years in the United States Air Force. After serving his country, he earned an Associates degree from Jefferson College in 1993 using the GI Bill. He then completed his Bachelor's degree in Business Administration with an emphasis in Marketing and Management from the University of Missouri - St. Louis in 1996 and a Master's degree in Business Administration from Webster University in 2003. 

Prior to accepting the president position at St. Pius X, Jim held various leadership roles at Anheuser-Busch, Ascension Health, and Mercy/ROi. He also served on the finance committee and was the capital campaign co-chair at St. Joseph Catholic Church in Imperial and served on the finance committee and board of directors at St. Pius X High School.

Jim and his wife Kelly have five sons and are active parishioners at St. Joseph Catholic Church in Imperial.

Contact Information

Email: jlehn@stpius.com
Phone: (636) 931-7487, ext. 141


Mrs. Karen DeCosty ’93, Principal

Mrs. DeCosty graduated from St. Pius X High School in 1993, received her Associate's Degree from Jefferson College in 1995, received her Bachelor's Degree in Secondary Education from Harris-Stowe State University in 1997 and received her Master's Degree in Educational Administration from Southwest Baptist University in 2007. Mrs. DeCosty began teaching at St. Pius X High School in 1998 and became Principal in 2007, President in 2009.

Contact Information

Email: kdecosty@stpius.com
Phone: (636) 931-7487, ext. 102