Reni Dwi Wahyuni is an OTP Business Partner with over 15 years of experience in the banking industry, specializing in service management and business development. She focuses on strengthening leadership, service culture, customer experience, and emotional intelligence-based training and coaching to improve team performance.

Effendy Pangestu is an OTP Business Partner with over 20 years of experience in sales, human resources, and public speaking. He focuses on helping organizations improve business performance through strengthening professional communication, leadership, and team capability development.

Ambiya Pietoyo is an OTP Business Partner with over 10 years of experience in renewable energy, climate change, and sustainable development. She has experience leading community-based renewable energy projects and facilitating national and global stakeholder collaboration for sustainability programs.

Putu Hartana Wijaya is OTP’s Business Representative for the Bali region with over 25 years of experience in human capital, particularly in the hospitality industry. He is a Certified Professional Coach (ICF) and has experience in assisting leadership development and talent management in various organizations.

Noer Tjahjawati is OTP’s Business Representative for the Surabaya area with more than 15 years of experience in hospitality and customer relations. She also has expertise in coaching and psychodrama approaches to support individual and organizational development.