Stephen Decatur Hatch (1839–1894)[2] was a prominent late-19th century architect who was responsible for a number of historically or architecturally significant buildings in Manhattan, New York City and elsewhere.
[3] Hatch relocated to New York City, finding employment as a construction inspector.
[3] He joined the busy architectural firm of John B. Snook in 1860 as a draftsman.
He became the architect of the U.S. War Department, responsible for construction of military posts in New York.
[4] Hatch died in 1894, during the construction of an extension to the headquarters building of the New York Life Insurance Company.