O'r 50 Twf Cyflym, cafodd 38 o gwmnïau eu cefnogi gan raglen gymorth Busnes Cymru Llywodraeth Cymru, sy'n cael ei hariannu ar y cyd gan Gronfa Datblygu Ranbarthol Ewrop a Llywodraeth Cymru.
Of this year’s Fast Growth 50, 38 companies were supported by the Welsh Government’s Business Wales support programme which is jointly funded by the European Regional Development Fund and Welsh Government.