[4] In the fall of 1881, he moved briefly to Brooklyn, New York and published several of his designs in architectural periodicals at this time;[5] however, by September 1882, he had returned to Pittsburgh to work for architect James T.
The firm of Bartberger and Dietrich soon became successful receiving commissions for churches, schools, public buildings, and houses.
[8] With prominent contacts and the promise of future commissions on the East Coast, Dietrich ended his partnership with Bartberger and moved his practice to New York City in the fall of 1886 setting up an office at 294 Broadway.
Gustav Stickley promoted the Arts and Crafts movement in the United States through his furniture designs and by founding The Craftsman magazine in October 1901.
In the February and April 1903 editions of The Craftsman, Dietrich's "The Cottage Quality" presented views, floorplans, and an essay describing the virtues and thoughts behind his design.
Throughout his career, Dietrich practiced in partnership or collaboration with several architects including: Charles M. Bartberger; A. Morris Stuckert; Manly N. Cutter; Henry La Pointe; Arthur H. Smith; and Julius J. Diemer On October 12, 1884, E. G. W. Dietrich married Eliza Estelle Melhorn (1858-1924) the daughter of Lutheran minister Rev.
[16] On December 24, 1924, E. G. W. Dietrich suffered a fatal heart attack while waiting for a Long Island Railroad train at the Freeport, NY station near his home.