Stec or STEC may refer to: Science and technology Shigatoxigenic Escherichia coli, bacterial strains sTec, Inc., solid-state data storage company based in Santa Ana, California Daewoo S-TEC engine People Stefan Stec (Polish aviator), pioneer of the Polish military aviation, credited as designer of the Polish Air Force's insignia Stefan Stec (UN peacekeeper), major of Polish Armed Forces Grzegorz Stec, Polish painter Thomas John Stec, master Kettle One connoisseur with less than one brain cell