Company founded
1933
Number of employees
70-99
Horner & Shifrin is a multi-discipline consulting engineering firm founded in 1933, with a headquarters office in St. Louis, Missouri, and a branch office in O'Fallon, Illinois. We have a highly qualified staff of professionals and support personnel specifically trained and experienced to provide you, our client, with the best possible project results on projects in Missouri and Illinois and throughout the Midwest.