Management 2018



GLS Kapitan

George L.S. Kapitan
(President Commissioner)


A graduate of the law school of the University of Indonesia (class of 1963) in Jakarta. Our President Commissioner has been a banker for 36 years and lived and worked in Indonesia, Netherlands, West Germany and Hong Kong.

George served as President Director / CEO of a number of financial institutions and banks, owned and co-owned by the central Bank of Indonesia (BI).  The banks main responsibility was to develop project financing, leasing and support manpower and organizational structures of 26 provincial development banks (BPD).

He sat on the Board of Commissioners (BOC) of five BPDs in North and West Sumatera, West Kalimantan, Central Java and Lombok and was also Commissioner in a number of cooperations engaged in manufacturing of textiles, industrial and consumer’s products, building and construction material and agro plantations.

He was appointed by Bank of Indonesia as the Chairman of The Bank Summa Liquidation team (TLBS) in 1993. The team completed the largest private commercial bank liquidation at that time in 1996. He is also President Commissioner of PT. Rea Kaltim Plantations, a British foreign investment in Palm Oil Plantations and Mills. He also serves as Independent Commissioner at PT. Surya Sawit Sejati, A Danish / Malaysian foreign investment company in Palm Oil Plantations and Mills.



J. Ralhan


With more than four decades of professional experience, a degree in Mechanical Engineering from Bangalore University, India and a Post Graduate in Industrial Quality Control and Operation Research from Bouwncentrum Institute, Holland, Jayashree Ralhan oversees every aspect of business at Kaltimex Energy.

As a shareholder, member of the Board of Commissioners of Kaltimex Energy Indonesia and a member of the Board of Directors of Group Companies in Asia Pacific region, she integrates the various functions of the group. Her professionalism is evident in management, focusing on Business Strategy, Planning, System Development of Operations ensuring good governance with proper Compliance, Legal, HR & GA policies.

Outside Kaltimex Group, she has also held several positions in India at reputable companies like Engineers India Ltd., National Thermal Power Corporation. In Indonesia with Indomobil Group of Companies she held various management positions focusing on production and distribution of automobiles such as Suzuki, Mazda, Hino, Volvo, Audi and Nissan for over 30 years. The pinnacle of her contribution was best represented as Director appointed by Hino Motors, Japan in Hino Indonesia from 2003 to 2016.

She is a practicing philosopher who enjoys gardening, singing classical music and focusing on developing Corporate Social Responsibility programs in the field of enhancement of education, health improvement for under privileged, environment protection, conservation of wildlife in their natural habitat and contribution to community service.



K.K. Ralhan
(President Director)


Mr. K. K. Ralhan is the owner and founder of Kaltimex Group. Not only serving as the President Director of Kaltimex Energy in Indonesia, he is also the Group Chairman of the companies under Kaltimex Group in Indonesia, Australia, Singapore, Bangladesh, Philippines and Myanmar.

He graduated as a Mechanical Engineer in 1970 and holds a Post Graduate diploma in Marketing and Sales Management from Delhi University, India. He has more than 4 decades of professional experience working in the industrial field. Under his watch, Kaltimex Energy grew tremendously and now owns power plants of more than 200MW in Indonesia alone,  scattered all over the archipelago.

K. K. is an active speaker in seminars on ‘Cogeneration’ and ‘Energy Conservation’ in Indonesia. He was the Chairman, of the Indonesian Chapter of the Institution of Engineers (Australia) and currently the Vice Chairman of the Bangladesh Committee in the Indonesian Chamber of Commerce and Advisor to Indonesia – Sri Lanka Business Council



John V. Jacob
(Director Engineering)


John V. Jacob has been with Kaltimex Energy since 1993 serving as Senior Power Plant Manager and responsible for overall EPC and O&M management until he was appointed as the Director of Kaltimex Energy’s operation in Bangladesh from 2006 until now. In Bangladesh, he spearheads the entire business of Kaltimex ranging from gas engines, vapor absorption machines, waste heat recovery boilers, diesel gensets including the operation and maintenance of the power plants.

John graduated from State Board of Technical Education, Government of Kerala, India in 1984 in Mechanical Engineering. After graduation, he worked at distributor of Cummins Diesel Sales and Service (India) Ltd for 8 years.

In Indonesia, John oversees the activities of engineering division especially in the field of Gas Engine, Turbine and power plant operations of our business while still maintaining his post in Bangladesh.



D. Rochkadar Sukada
(Director Operations)


Graduated from Bandung Institute of Technology in 1975, Majoring in Electrical Engineering, D. Rochkadar Sukada (Demdem) has more than 40 years of experience in the power generation and electrical industry.

Demdem served in PLN, The State-Owned utility company for more than 25 years with many designations including as the General Manager Region IX (Maluku) and General Manager for Generation and Transmission System for Aceh, North Sumatera and Riau Mainland. After that he was appointed as the President Director at PT. Indonesia Comnet Plus (ICON+), a subsidiary of PLN for fiber optic based network provider and several other fiber optic and telecommunication companies before joining Kaltimex Energy.

At Kaltimex Energy, Demdem is holding the post of Director Operations, overseeing operation of power plants including guiding sales and marketing division.