Our People

Shirley Oroh

COMMISSIONER

Law graduate with a master’s degree, an attorney specializing in infrastructure. Experience in Government Relations and as the Managing Director of Bahasa Global. Serving as the Commissioner of Global Transport and Training Indonesia, Managing Director of Bahasa Global, leading the team in the procurement of communication satellites for the Government of Indonesia.

Reza Purba

MANAGING DIRECTOR

Graduated with honors from the Master of Management program at the University of Indonesia. A communication specialist with international experience and involvement in nuclear-radioactive security training. Serving as the Managing Director of Global Transport and Training Indonesia, leading and managing the company’s business operations and strategies.

Shirley Oroh

COMMISSIONER

Law graduate with a master’s degree, an attorney specializing in infrastructure. Experience in Government Relations and as the Managing Director of Bahasa Global. Serving as the Commissioner of Global Transport and Training Indonesia, Managing Director of Bahasa Global, leading the team in the procurement of communication satellites for the Government of Indonesia.

Reza Purba

MANAGING DIRECTOR

Graduated with honors from the Master of Management program at the University of Indonesia. A communication specialist with international experience and involvement in nuclear-radioactive security training. Serving as the Managing Director of Global Transport and Training Indonesia, leading and managing the company’s business operations and strategies.

Khairul

TECHNICAL DIRECTOR

Senior nuclear security expert with over 37 years of experience at the National Research and Innovation Agency. Active in various IAEA activities and international nuclear security conferences. Serving as the Technical Director of Global Transport and Training Indonesia, responsible for the technical and nuclear security aspects of the company’s operations.

Hana F.D. Supratman

Business Development

A nuclear engineering graduate from Gadjah Mada University with additional expertise in environmental engineering from the University of Indonesia. Currently developing business initiatives in nuclear safety and security services, leveraging her knowledge of environmental regulations, sustainable practices, and technical methodologies.

Khairul

TECHNICAL DIRECTOR

Senior nuclear security expert with over 37 years of experience at the National Research and Innovation Agency. Active in various IAEA activities and international nuclear security conferences. Serving as the Technical Director of Global Transport and Training Indonesia, responsible for the technical and nuclear security aspects of the company’s operations.

Hana F.D. Supratman

Business Development

A nuclear engineering graduate from Gadjah Mada University with additional expertise in environmental engineering from the University of Indonesia. Currently developing business initiatives in nuclear safety and security services, leveraging her knowledge of environmental regulations, sustainable practices, and technical methodologies.

Theo Prima Manurung

Secretary and General Affairs

Theo completed his bachelor’s degree in Business Administration at Atma Jaya University. He is now serving as Secretary and General Affairs at Global Transport & Training Indonesia (GTI). Theo joined GTI during its early stages, contributing to the development of its operational structure and administrative processes. With a strong foundation in business management, he plays a key role in ensuring the seamless coordination of internal operations, supporting executive functions, and maintaining effective communication across departments. He ensures smooth day-to-day operations and strategic administrative support.

Krista Uli Siahaan

Finance & Accounting

Krista is GTI Finance & Accounting officer. She deals with our invoices including the taxation aspects for our clients and also manages our vendors and partners. She has some project related experience allowing her to more effectively control the billing interaction with our vendors and partners. Krista graduated with a Bachelor of Economics from Batam University and has work experience in accounting and finance. Krista is responsible for client billing and also taking care of many other financial matters for us.

Theo Prima Manurung

Secretary and General Affairs

Theo completed his bachelor’s degree in Business Administration at Atma Jaya University. He is now serving as Secretary and General Affairs at Global Transport & Training Indonesia (GTI). Theo joined GTI during its early stages, contributing to the development of its operational structure and administrative processes. With a strong foundation in business management, he plays a key role in ensuring the seamless coordination of internal operations, supporting executive functions, and maintaining effective communication across departments. He ensures smooth day-to-day operations and strategic administrative support.

Krista Uli Siahaan

Finance & Accounting

Krista is GTI Finance & Accounting officer. She deals with our invoices including the taxation aspects for our clients and also manages our vendors and partners. She has some project related experience allowing her to more effectively control the billing interaction with our vendors and partners. Krista graduated with a Bachelor of Economics from Batam University and has work experience in accounting and finance. Krista is responsible for client billing and also taking care of many other financial matters for us.

Haryanti Setyaningrum

Marketing & Sales

Haryanti is part of the Marketing & Sales team at Global Transport, Training, and Trading Indonesia. With years of experience in sales and marketing, she is a dynamic professional who combines strategic thinking and a deep understanding of client needs to deliver optimal solutions. Her expertise in building long-term relationships and her proactive approach make her a valuable asset in helping clients find the best solutions.

Ichsan Syaidiqi

Regulatory and License Officer

Ichsan is a Regulatory and License Officer with 4+ years of experience handling legal compliance, licensing, and regulatory matters. He is used to working with various regulations and ensuring that business activities run in line with legal requirements. Experienced in managing licensing processes from start to finish and providing clear legal support for day-to-day operations. Known for being detail-oriented, responsive, and easy to work with across teams.

Haryanti Setyaningrum

Marketing & Sales

Haryanti is part of the Marketing & Sales team at Global Transport, Training, and Trading Indonesia. With years of experience in sales and marketing, she is a dynamic professional who combines strategic thinking and a deep understanding of client needs to deliver optimal solutions. Her expertise in building long-term relationships and her proactive approach make her a valuable asset in helping clients find the best solutions.

Ichsan Syaidiqi

Regulatory and License Officer

Ichsan is a Regulatory and License Officer with 4+ years of experience handling legal compliance, licensing, and regulatory matters. He is used to working with various regulations and ensuring that business activities run in line with legal requirements. Experienced in managing licensing processes from start to finish and providing clear legal support for day-to-day operations. Known for being detail-oriented, responsive, and easy to work with across teams.

Tamara Centong Mandey

Head of the Training Division

Tamara, a Cum Laude graduate with a Bachelor of Science from Diponegoro University, has developed strong organizational and client relations skills through her work at Bahasa Global, where she managed project administration and collaborated with local and international clients. Now, as the Head of the Training Division at Global Transport Indonesia, Tamara oversees specialized training programs for clients in the nuclear and radioactive sectors, focusing on safety, compliance, and the delivery of certified courses with in-house instructors and specialized equipment.

Ahdiyat Nugraha Minchan

Logistics and Safety Manager

Ayat is an experienced logistics and safety professional specializing in the transportation of radioactive waste. Ensure strict compliance with national and international regulations while overseeing the safe and efficient movement of hazardous materials. With expertise in risk management, regulatory compliance, and team leadership, they play a key role in maintaining safety standards and coordinating with stakeholders. Their commitment to operational excellence and environmental responsibility helps ensure secure and compliant radioactive waste transportation.

Tamara Centong Mandey

Head of the Training Division

Tamara, a Cum Laude graduate with a Bachelor of Science from Diponegoro University, has developed strong organizational and client relations skills through her work at Bahasa Global, where she managed project administration and collaborated with local and international clients. Now, as the Head of the Training Division at Global Transport Indonesia, Tamara oversees specialized training programs for clients in the nuclear and radioactive sectors, focusing on safety, compliance, and the delivery of certified courses with in-house instructors and specialized equipment.

Ahdiyat Nugraha Minchan

Logistics and Safety Manager

Ayat is an experienced logistics and safety professional specializing in the transportation of radioactive waste. Ensure strict compliance with national and international regulations while overseeing the safe and efficient movement of hazardous materials. With expertise in risk management, regulatory compliance, and team leadership, they play a key role in maintaining safety standards and coordinating with stakeholders. Their commitment to operational excellence and environmental responsibility helps ensure secure and compliant radioactive waste transportation.

Aburrahman Dzikri

Nuclear Technology & Safety Specialist

An Associate Degree graduate in Nuclear Chemical Technology from the Yogyakarta College of Nuclear Technology (STTN), with extensive experience in the fields of Nuclear Safety, Nuclear Security, Nuclear Emergency Preparedness, Nuclear Material Accounting, Physical Protection of Nuclear Facilities, Medical and Industrial Isotope Production Technology, Nuclear Regulations, Nuclear Waste Management and Processing, Sterilization Irradiator Technology, General Occupational Health and Safety (K3), and Nuclear Reactor Technology. Possesses strong analytical skills, excellent communication abilities, and a broad and comprehensive understanding of isotope production and nuclear safety.

Aburrahman Dzikri

Nuclear Technology & Safety Specialist

An Associate Degree graduate in Nuclear Chemical Technology from the Yogyakarta College of Nuclear Technology (STTN), with extensive experience in the fields of Nuclear Safety, Nuclear Security, Nuclear Emergency Preparedness, Nuclear Material Accounting, Physical Protection of Nuclear Facilities, Medical and Industrial Isotope Production Technology, Nuclear Regulations, Nuclear Waste Management and Processing, Sterilization Irradiator Technology, General Occupational Health and Safety (K3), and Nuclear Reactor Technology. Possesses strong analytical skills, excellent communication abilities, and a broad and comprehensive understanding of isotope production and nuclear safety.