Team | ATI Business Group

Meet The Team

The members of our leadership team provide a depth of industry and operating experience that is fundamental to the success of ATI Business Group.

Odoo • Text and Image
Odoo • Image and Text

Brad Holman

Executive Director - ATI Business Group

Brad invested in ATI Business Group in 2010 and has led the commercial development for the business since joining. As an Executive Director he continues to lead the business development for ATI and account management of our growing client list.

Brad has over 25 years’ experience working in and providing services to the travel industry, including President for Travelport’s Asia Pacific and Europe, Middle East African Operations. More recently he was the President for International Markets for Blackbaud a NASDAQ listed software and services company where he was responsible for developing and leading the company’s international business strategy and new market entry. Brad also currently serves on the Board of a publicly listed travel company.

Brad is based in Sydney, Australia and holds a Bachelor of Commerce Degree from the University of Western Australia.

David Harsamto


As a co-founder of ATI Business Group, David has been with the company since its inception. David is the Chief Financial Officer of the company and is responsible for the overall financial strategy, financial planning and analysis, management of financial risks and financial reporting. Additionally, David leads our business IT Development operation.

David has worked in business operations in the travel and tourism industry for over 30 years. David spent seventeen years of his professional career in Vayatour, one of the largest travel agents and tour operators in Indonesia. Currently, David is also an active board member of Panconvince, an Indonesian based MICE Organizer and Intrareps, a Destination Marketing company.

David graduated with the highest ranking from Indonesia Tourism Academy in Jogjakarta and Bali Tourism Institute.

Odoo • Image and Text
Odoo • Image and Text

Felix Hidayat

Chief Operating Officer

Felix is the chief operating officer of ATI Business Group and serves on its Board of Directors. He oversees all of ATI’s operations including end-to-end management of ATI service delivery of all accounts and business projects.

He drives the company’s business performance initiatives, introduces robotics process automation technologies to our clients’ businesses. Felix played a key role in ATI’s entry as an application service provider to the airline industry with the launch of fares management technology platform for Garuda Indonesia. Along with Brad Holman, Felix also caretakes the continuous development of strategic client relationships, ensuring flexibility in response to an increasingly demanding marketplace. Felix joined ATI in 2010 as head of operations.

Prior to ATI, Felix spent over 19 years living overseas, primarily in the U.S., and had work experience in New York as a corporate specialist for an international law firm, and in Washington D.C. as a strategic management consultant. Felix holds a bachelor’s degree in International Relations from Brown University and an M.B.A. from Georgetown University

Dian Renata

Head of People Operations

Dian is the Head of People Operations for ATI Business Group and has been with ATI Business Group since 2012. She oversees and maintains the organization’s human resources by planning, implementing, and evaluating employee performance and human resources policies, programs, and practices.

Dian has 15 years’ experience of combined expertise in human resource management, workforce planning, retention strategy, and change management. Prior to joining ATI, she previously worked in a major consumer goods company in Indonesia serving as human resources manager. She holds a bachelor’s degree in Economics

Odoo • Image and Text
Odoo • Image and Text


Head of Business Performance

Jefta joined ATI as Business Analyst Lead in 2018 and since then his role has been evolving, covering internal operations optimisation and customer-facing strategic business development initiatives. He currently serves as Head of Business Performance which leads teams of business analysts, technical consultants, and corporate IT operations.

Jefta has over 11 years of advisory and practice experience in various disciplines, such as operations optimisation, automation, IT strategy, IT infrastructure, business continuity, cloud and virtualization. Prior to joining ATI, he had worked for top global consulting firms and leading technology companies serving a wide range of customers across different industries, as technology roadmap advisor, technical architect, implementation engineer, and technical support. He holds a bachelor’s degree (Sarjana Komputer) in Information System from Bina Nusantara University and an MSc. in IT, Management, and Organisational Change from Lancaster University.

Joselin Poh

Head of Business Operations

Joselin started her career in ATI in 2017 as a Ticketing Account Leader of Flight Centre Travel Group and she is now Head of Business Operations who oversees multiple divisions from Fare Loading to Ticketing with clients from diverse backgrounds within the travel and aviation industry.

She works closely with her team and business stakeholders to ensure Service Level Agreements are met and advises on strategic business improvements for a more efficient day-to-day operation. Joselin was also instrumental in managing the performance optimization of multi-disciplinary accounts during her tenure in the Flight Centre Travel Group.

Prior to ATI, Joselin spent the start of her career working for a logistics company specializing in manufacturing overseas and she also had work experience in startup companies as an operation manager. Joselin holds a Bachelor of Media and Communication Degree from RMIT University and a Master degree in International Relations from Melbourne University.

Odoo • Image and Text
Odoo • Image and Text

Kevin Anton Putra

Head of Business Operation

Kevin is Head of Business Operation of ATI Business Group for key clients. From 2019, he oversees all of ATI’s operations consisting of 5 accounts with multiple disciplines such as Fare Loading, Ticketing, Finance, Product Loading and Customer Services. His main responsibility is to work closely with stakeholders to deliver performance alignment and improvement in accordance with our clients service level agreements.

Kevin joined ATI in 2015 as Accounting Client Support where he spearheaded the development of the Finance and Accounting Support function for ATI and its clients. He subsequently took on the role of ATI Financial Controller in 2017. During his 2 year journey in ATI as Financial Controller, Kevin was responsible for all of the businesses financial needs ranging from financial reporting, budgeting, internal audit planning.

Prior to ATI, Kevin had work experience in Public Auditing, General Accounting, and Specialized Accounting for a number of multi-national companies. Kevin holds a bachelor’s degree in Economics from Tarumanagara University.

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