The third and final leg of the 2019 Welsh League Series was held on November 23rd at Stanwell School in Penarth, and saw the band named joint First Section Champions for 2019, alongside the BTM Band.
This leg of the Welsh League Series was a ‘Concert Programme’ contest and saw the Championship and First Sections combined. The band was placed 5th, but were 2nd of the First Section bands, with a programme which included the premiere contest performance of band member Jonathan Mead’s ‘Prelude on Two Welsh Hymn Tunes’.
Full results for the combined Championship and First Sections are below.
| Position | Band | Conductor | Draw |
| 1 | City of Cardiff M1 Band (Championship Section) | Christopher Bond | 3 |
| 2 | Ebbw Valley Brass (Championship Section) | Nigel Seaman | 5 |
| 3 | Tongwynlais Temperance Band (Championship Section) | Carl Saunders | 1 |
| 4 | BTM Band (First Section) | Jeff Hutcherson | 4 |
| 5 | Pontardulais Town Band (First Section) | Paul Jenkins | 6 |
| 6 | Markham & District Band (First Section) | Matt Rowe | 2 |
Best Instrumentalist: Tim Jones – Euphonium (BTM Band)
Best Trombone: Bethan Cooke (Ebbw Valley Brass)
Best Bass Section: BTM Band
