Additionally, Blaha is frequently commissioned to compose new work or create arrangements for high profile (inter)national events, as well as succesful ensembles, orchestras and musicians, such as the ‘Mostly Modern Festival USA’ ‘Mostly Modern Festival The Netherlands’, ‘Festival van Vlaanderen’, ‘Zeeland Nazomerfestival’, ‘Festival Woordnacht Rotterdam’, ‘Nieuwe Kerk Amsterdam', ‘American Modern Ensemble, Mostly Modern Orchestra & Ensemble’, ‘Limburgs Symfonie Orkest’, ‘Nederlands Promenade Orkest’, ‘Xenakis Ensemble’, ‘Nieuw Amsterdams Peil’, ‘Brunsvik String Trio’, ‘Belcanto Strings’, Duo Albert Brouwer/Olivier Hébert-Bouchard, Pianoduo Post/Mulder, Metropolitan Opera Duo Keith Phares/Dimitri Dover, Dave Eggar, Mathieu van Bellen, Marianne Boer, Dutch rockband ‘Peer’, Peter Slager (Blof), Rik Mol, Stephan Geusebroek and Glennis Grace.
Internationally acclaimed conductors like Antony Hermus, Ivan Meylemans and Ed Spanjaard have premiered diverse works from his symfonic output.