Our Offices & Staff

Senior Management
Amb. Ted Osius President & CEO
Amb. Michael W. Michalak Senior Vice President & Regional Managing Director
Marc Mealy Senior Vice President - Policy
Elizabeth Dugan Vice President - Operations
Michael Shue Chief Financial Officer
Washington, D.C. Office
1101 17th St., NW Suite 411, Washington, DC 20036 | p. (202) 289 1911
Lilibeth Almonte-Arbez Director - Maritime Southeast Asia, International Trade Policy, Travel & Tourism, and Transport, Infrastructure & Manufacturing
Ryan DelGaudio Manager - ICT & Strategic Advisor to the President & CEO
James Escalante Associate - Philippines, Singapore, Customs & Trade Facilitation 
Patrick Kahn Director - IT & Digital Products
Dylan Kean Manager - Membership, Sustainability
Jack Myint Senior Manager - Myanmar, Cambodia, Laos,  Aerospace, Defense & Security, Public Relations
Hai Pham Senior Director - Mainland Southeast Asia, ASEAN, APEC, Food & Agriculture, Health & Life Sciences, Graphics
Pimploy Vivatanapaiboonlap Manager - Thailand and Health & Life Sciences
Yasmine Rahmaan Executive Assistant to the President & CEO.
Mega Valentina Senior Manager - Indonesia, Brunei
Lauren Mai Associate - Sustainability and Energy
Singapore Office
460 Alexandra Road, #26-06, mTower, Singapore 119963 | p. +65 6339 8885
Amb. Michael W. Michalak Senior Vice President & Regional Managing Director
Fauzia Sheh Coordinator - Finance & Administration
J-Ren Ong Associate - Health & Life Sciences, Food & Agriculture, Transport & Infrastructure
Sarah Lessing Manager- Membership, Operations & Advocacy
Heidi Mah Manager - ICT & Singapore
Mario Masaya Director - Digital Policy
Indonesia Office
37th Floor Sinarmas MSIG Jln. Jend. Sudirman Kav. 21 Jakarta 12921 +62 21 5012 1123| p. +62 21 522 5464 f. +62 21 522 5466
Taufikurrahman Chief Representative - Indonesia
Steven Gunawan Country Representative - Indonesia
Heidi Lepar Executive Assistant - Indonesia
Nugraheni Utami Manager - Indonesia, SME Initiatives
Marcella Suwandhi Manager - ASEAN
Ben Djanuar Associate - Indonesia, Travel and Tourism
Celine Kusnadi Associate - ASEAN
Salsabil Afifa (Bella) Associate - SME Initiatives
Abdullah Samai Assistant - Indonesia
Malaysia Office
26th Floor, Menara Maxis, Kuala Lumpur City Centre, 50088 Kuala Lumpur, Malaysia | p. +60 3 2615 7975 | p. +60 12 270 6880 | f. +60 3 2615 2699
Tina Jamaluddin Chief Representative - Malaysia
Emma Tabatabai Country Representative - Malaysia, Brunei, ICT
Philippines Office
Ascott Bonifacio Global City Manila, Room 808, 8/F Ascott BGC, 5th Avenue corner 28th St., Bonifacio Global City, Taguig City 1634, Philippines
p. +63 2 860 9820 | p. +63 918 985 5306 | f. +63 2 908 2555
Elizabeth Magsaysay-Crébassa Chief Representative - ASEAN, Philippines

Ma. Margarita "Margie" S. Lim

Country Representative - Philippines
Norika Pineda Manager - Philippines
Enrique Lacambra III Regional IT - Associate
Thailand Office
23rd Floor, Siam Piwat Tower, 989 Rama 1 Road, Patumwan, Bangkok 10330 | p. +66 2649 1119 | f. +66 2658 0616
Praab Pianskool Chief Representative - Thailand, Laos, Myanmar
Saravadee Homsub Country Manager - Thailand, Laos, Myanmar
Chyn Thanaporn Kornmatitsuk Executive Assistant - Thailand, Laos, Myanmar
Vietnam Office
15th Floor, Pacific Place, 83B Ly Thuong Kiet, Hanoi, Vietnam | p. +84 (4) 3930 6404
Vu Tu Thanh Deputy Regional Managing Director & Chief Representative - Vietnam, Defense & Security, APEC
Bui Kim Thuy Senior Country Representative - Vietnam
Nguyen Hien Chi Executive Assistant - Vietnam
Nguyen Hoai Phuong Associate - Vietnam
Minh Vu Associate - Vietnam, ICT