This... (http://www.bachtrack.com/find-a-concert/what;all-composers/) may be interesting... click show all.
(I spies with my ... well, three concerts with music by Ryelandt, two plus a replay by Röntgen, one by Theodor Blumer, lots by Frank Bridge, four (one unidentified) by York Bowen, 1 by Pettersson (his 2nd concerto for strings), 2 by Rubbra, etc. ... and an interesting symphony by Miaskovsky at the Barbican in January.)
Oh, and a brief work by Richard Walthew. A triolet for winds on December 10th...