Chartered March, 1947

Geographic Region
Includes the counties of Lincoln, Warren, St. Charles, St. Louis, Franklin and Jefferson. Major cities/towns include St. Louis, Clayton, Warrenton, Wentzville, Union, Washington, Festus, and Hillsboro.

2023-2024 Officers:

Executive Committee
Past President - Michael Rademacher, P.E.

President - Eric Stauffer, P.E. 

President-Elect - Sean Martin, P.E.
Treasurer - Mark Kollitz, P.E.
Secretary - Lisa Douglas, P.E.

Board Members
Tim Quinn, P.E.

Lisa Cheng, P.E. 

Erin Jearls, P.E.

Awards Chair

Diane Grossenheider, P.E.

MATHCOUNTS Chair

Julie Whitehead, P.E.

Mailing Address
Mark Kollitz
434 Alice Avenue
Kirkwood, MO  63122

St. Louis Chapter Letterhead

St. Louis Chapter By-laws

St. Louis Chapter Foundation By-laws

St. Louis Chapter History

St. Louis Chapter Leadership Manual