Private company
Porter & Coates
Porter & Coates is an American publisher based in Philadelphia, founded in 1864.1
Last updated Oct 21, 2026.
Overview
Jul 1, 1864Founded1
See how the biggest companies compare on our leaderboards

Subsidiaries and ownership
Owners
- Henry Troth Coates since Feb 1, 1866
Former owners and parents
- Robert Porter 1848 to Jul 1895
- Benjamin Coates 1867 to 1887
- George Morrison Coates 1867 to 1893
From Wikidata.1
Former names
Timeline
- Jul 1895Renamed Name changed to Henry T. Coates & Co.1
- 1867Renamed Name changed to Porter & Coates1
- 1867Acquired Acquired by Benjamin Coates1
- 1867Acquired Acquired by George Morrison Coates1
- Feb 1, 1866Renamed Name changed to Davis, Porter & Coates1
- Feb 1, 1866Acquired Acquired by Henry Troth Coates1
- Jul 1, 1864Founded Founded1
- 1848Acquired Acquired by Robert Porter1
Links
- More imagesWikimedia Commons
- WikidataQ139958144
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1WikidataPorter & Coates on Wikidata
- 2Wikimedia CommonsPorter & Coates photo by THOMAS BABINGTON MACAULAY., Public domain