Private company

Toltz, King & Day

American architectural and engineering firm1

Toltz, King & Day was an architectural and engineering firm in Minnesota, which is now TKDA. The firm was founded in 1910 by Maximilian Toltz (1857–1932), formerly the chief engineer for the Great Northern Railway under James J. Hill, and Wesley E. King (1879–1959), a civil and structural engineer. Toltz Engineering Company participated in the design of the Como Park Conservatory in 1915.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

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Photo: Elkman at English Wikipedia, CC BY-SA 3.0, via Wikimedia Commons3

Toltz, King & Day was an architectural and engineering firm in Minnesota, which is now TKDA. The firm was founded in 1910 by Maximilian Toltz (1857–1932), formerly the chief engineer for the Great Northern Railway under James J. Hill, and Wesley E. King (1879–1959), a civil and structural engineer. Toltz Engineering Company participated in the design of the Como Park Conservatory in 1915.2

Sources

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