Pilditch, Chadwick & Co. was an architectural partnership formed in London, England in the 1890s by Philip Edward Pilditch (1861-1948) and Spencer Dyson Chadwick (c.1875-1920). They had an an office at 2 Pall Mall East, London. In April 1903 the partnership was dissolved following Chadwick's retirement, however, Pilditch continued to run the firm under its original title, and by 1915 had offices at 6, 7 and 8 Old Bond Street, London. By the mid-1920s Pilditch's son. Philip Harold Pilditch (1890-1949) became a partner in the firm.
Alterations to the auditorium of Theatre Royal, Drury Lane, London, 1901; 40-42 Kingsway, Camden, London, 1909; premises of Colin Sleep, glovemaker, 14 Bird Street, London, 1910; Village War Memorial, Braughing, Herts, 1920; factories and business premises for the Gutta Percha Co., Wharf Road, City Road, N., 1920-25; warehouse and offices for Messrs. Holland and Sherry, Warwick Street, Regent Street, W., 1921-25.; "Baynden", Tilford Road, Hindhead, 1922; "White House", Blackheath, 1923; "The Nook", Woking (alterations and additions), 1923; "Bridge Barn," Woking (additions), 1924