people behind —


meet our team

Our team consists of experienced professionals and specialists dedicated to ensuring every child has access to a safe, clean school with adequate facilities and development programs.

Sylvia Beiwinkler
Chief Executive Officer /
HHI Secretary-General

Erni Pakpahan
Office Manager

anna (2)
Anna Manullang
Head of Development
yani 2
Yani Sinulingga
Head of Marketing and Communication

Jeffry Nainggolan
Program Manager

riza (3)
Riza P. Mentari
Social Media Manager

Individual Giving Manager

gracia (1)
Gracia Leona
Creative Manager
reza (1)

Reza Ilhamsya
Graphic Designer

Cerita Pengembangan
Melissa Balqis
Individual Giving Officer

Astri Simbolon
Impact Manager

Malahati Shatadini
Corporate Development Officer

Waty Kaur
Field Officer-Timor

dana (3)
Dana Parama
Program Officer
Satriawan Amri
Project Coordinator & Comunity Organizer
ria 2 (2)
Ria Resti Ayu
Program Officer

Yohanes Manggo
Field Officer-Flores

Merlindayani H.R.P.
Field Officer-Sumba

Rangga Ilhami
Field Officer-Lombok

Putri / Princess
Chief Well-being Officer

the board

Integrity in authority is our leadership’s building blocks
Petra Nemcova
Mia Egron
Advisory Board,
PT Plaza Indonesia Mandiri
Danny Sin
ANSAC Vice President, General Manager Asia
Jimmy Masrin
President Director
PT Caturkarsa Megatunggal
Indrawan Masrin
President Director PT Lautan Luas Tbk
Mucky Tan
Chairman PT Rodamas
Roy A. Arfandy
President Director of PT Trimegah Bangun Persada
Ronald Liem
Publisher & Editor DestinAsian Media Group
John Andrews
President Greenwich Global Investment Advisers
Irwan Mussry
President & CEO Time International
Wanda Ponika
Founder & Creative Director Wanda House of Jewels
Patrick Owen
Founder/Creative Director of Patrick Owen, Chief Creative Officer (CCO) OPPO Indonesia
Linda Tan
Chief Executive Officer Sandimas Group

charity advisors

Expert support in directing your charitable contributions

Yvonne Siow
Head of Essilor Vision Foundation ASEAN, Chair (sports/health) Special Olympics Asia Pacific
Rachel Ryser
Managing Director Marcuard Heritage (Singapore) Pte. Ltd.
Marina Mathews
Managing Director of MM Communications