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Permanent Staff and Experts

Arnold Ph. Djiwatampu
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F.B. Moerwanto
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Sylvia Dorothea Sumarsono
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Oktavianus Haryo Tadah (Dadiet)
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Associate Experts
TT-Tel has access to Indonesian and expatriate experts having availed themselves to assist the company on a project case basis. Following are some of the available associate experts.
Arthur G. D. Morse
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John Colin Ure
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Paul Tan
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Agung Iriantoko
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Mas Wigrantoro Roes Setiyadi
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Hubertus Djalunijoto
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Partners with Consulting Companies
Cooperate with PSTC - a US Telecommunication Consulting Company in providing services to support global companies in obtaining additional frequency allocations and other services through ITU and APT forums, 1995 - present;
Assist ESATEL - a US Telecommunication Company in establishing broadband links for Embassies;
Prepare a study and draft regulation for PT. Telecom Netherlands on the practical application of "Contract Management" - a framework for cooperation the monopoly operator and private operators, 1998;
Provide a study concept for Dimhart & Associates - an Indonesian Consulting Company, in preparing a new network interface policy, 1995.
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  Permanent Staff and Experts

Sylvia Dorothea Sumarsono

Research Marketing, Business Application, Data compilation and Market Study.


She is TT-Tel project leader to assist ESATEL
Communications, Inc, in obtaining licensing and
establishing International Private Lines for

She is Coordinator for marketing cost effective network plan development software, NETPLAN/NETCOST;

She assisted the formulation of specific studies on certain cellular systems and call centers for the GARTNER Group, 1998;

She was assigned as TT-Tel Coordinator for data collection of a market study on the telecommunication market potential for multinational information companies in Indonesia, ordered by DATAPRO - a subsidiary of McGraw Hill, 1997;

She was responsible for data collection as a basis for a draft study on "Indonesia Telecom - An Industry and Market Analysis" for DATAPRO, 1996;

At PT. Industri Pesawat Terbang Nusantara (Indonesian Aerospace Industries) she was assigned at Program Assistant Department of Rotary wing Division and was responsible for contract management between PT.Industri Pesawat Terbang Nusantara and Aerospatiale for about eight years and was later moved to Human Relations Development Department and was responsible for the employees' welfare.

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