Jodjana "JT" Jamian graduated with a Bachelor of Architecture from Trisakti University. He had joined finance and accounting extramural studies in the 80's at Alexander Hamilton Institute, New York.

Started his career in 1986 at Chattra Associates. He appointed by the Board as a Team Leader and with his team, Chattra Associates and Atelier 6 Consulting awarded by Indonesian Directorate General of Tourism as the winning team for the biggest Indonesia hotel development contest for Hotel Education Campus in Bali (1992). On 1992 he appointed and served as President Director Chattra Group of Companies, one of Indonesia's EPC design build construction company and housing property developers. 

In 1993, Jodjana appointed by Rajawali Citra Televisi Indonesia (RCTI) as raising fund chairman for the National Sport event 1993, supported by his team, the event succeed to invite major Indonesian tycoon to support the event cost and collected 3.2 Billions USD in one night. 

In 1994 he left his position and served as President Director Mandara Group of Companies focuses on construction, developer, and trading until 2004.

Jodjana successfully led Mandara team to win and awarded as Best Enterprise from Arthur Andersen Consulting in 2000.

In 2001 he also served as chairman PT Sporta Artha Kelola Asset Management, a vehicle schemed by National Sport Committee of Indonesia with Bank Mandiri to arranged mutual funds  product. On 2004 he served as President Director PT Menara Global Fund and acquired Indonesian hotel minority ownership. 

Jodjana "JT" Jamian was appointed as Managing Partner G Investment Indonesia on March 2007, Managing Partner G Investindo on March 2013, and Chairman Global Investindo on May 2015 until currently.

Nicolas graduated of Fluids Mechanical Engineer from Institut des sciences de l'ingénieur de Toulon et du Var (ISITV) and Master Business Administration in Toulon - France.

Started in 2004, Nicolas had operating in  company named I-PC Informatique based on his experienced worked for 4 years in IT service company providing innovative services and products. 

During 2008 to 2011 he was appointed as Continuous Improvement Engineering and International Field Engineer at Geo services company. During those years he completed his training of Slick line Course, Completion, Cased Hole Logging, MPLT Tools, and Multiphase Flow Metering.

Experienced in Business Development Manager in 2011 to 2013 at one of the largest marketing and sales consultant Indonesia, Country Manager Asia eco-friendly consultant and since 2010 until currently, Nicolas has been working as a Head of Training in a consultancy company in improving human resources. Other than that, Nicolas is also working as a Regional Managing Director of SEA for helping executives and professionals develop the skills in business.

Nicolas involved as  partner G Investindo since 2016 is well known for his professionalism and dedication which provide as business  facilitator.

Edi graduated  Bachelor's Degree in Accountancy at Sekolah Tinggi Akuntansi Negara (STAN) and Master's Degree of General Finance at Drexel University, shows his interest to expertise in accountancy and finance. 

As a Senior Partner in G Investindo since 2010, Edi had master many skills, this is shown in the acquisition of licenses and certifications of certified Risk Management Professional from National Agency for Professional Certification (BNSP) qq Risk Management Certification Agency, Public Accountant Certification from Indonesian Institute of Accountants, Licensed Investment Manager Representatives and Licensed Securities Trader Representatives from Indonesian Financial Market Supervisory Board, Qualified Internal Auditor from Indonesian Internal Auditor Certification Board, Enterprise Risk Management Assurance from The Institute of Internal Auditors Inc.

During 2001 to 2003, He  served as a president director at PT Sporta Artha Kelola Asset Management.

And has been actively working as an audit committee, risk monitoring committee, and integrated governance committee in one of multinational bank and consulting.

Raynier graduated as Bachelor of Economics from Pelita Harapan Business School.

Started his carrier in Mandara Group of Companies, then since 2010 experienced professional as Business Development in Citibank for 4 years and awarded as CITI Achievement Award for Good Performance and Best Contribution in 2011. From Ciitibank , Raynier served as Research Executive in multi national marketing and research consultants.

Raynier started and involved as partner in G Investindo since 2011 until currently which provide activities in business  marketing and research, banking and capital market and led business development. Currently also active as a trainer and speaker for trading in capital market in Mirae Asset Global Investments.