PENTA Architecture claims to be the largest and most prominent design consultant in Indonesia for sports venue design. Their portfolio ranges from aquatic stadia, athletic stadia, soccer stadia, to arenas. Established in 1991, now the group has completed more than 150 projects around Indonesia. Penta Architecture had achieved ISO 9001 : 2000 quality system standard, and awarded the ISO 9001 : 2000 certificate on 2002.