Company | The Sultan Hotel – Jakarta |
Phone Number | (+62-21) 570 3600 |
Facsimile | (+62-21) 570 3063 |
reservation@sultanjakarta.com; sales.noval@sultanjakarta.com | |
Website | www.sultanjakarta.com |
Reservasi | https://booking.singgasanahotels.com/promocode?pc=U0pLVC9JSUNHRQ== |
Address | Jl. Jend. Gatot Subroto Jakarta 10002 Indonesia |


Company | Century Park Hotel |
Phone Number | Fajri Fadillah +62 811-9004-490 |
Facsimile | (+62-21) 5712 094 |
fajri.fadillah@atletcentury.com | |
Website | www.sultanjakarta.com |
Reservasi | Fajri Fadillah +62 811-9004-490 / fajri.fadillah@atletcentury.com |
Address | Jl. Pintu Satu Senayan, Jakarta |

Company | Hotel Mulia Senayan Jakarta |
Phone Number | Rohelin Purdjiati + 62 896 7155 6391 |
Facsimile | (+62-21) 5712 094 |
rohelin.purdjiati@hotelmulia.com | |
Website | www.hotelmulia.com |
Reservation | https://be.synxis.com/?arrive=2023-09-20&hotel=64525&rate=iigce |
Address | Jln. Asia Afrika Senayan Jakarta |
Secretariat of INDONESIA INTERNATIONAL INAGA For more information please contact: SPONSORSHIP & EXHIBITION Ms. Elsya CONVENTION
GEOTHERMAL CONVENTION &
EXHIBITION (IIGCE) 2023
Apartement Menteng Square
BR-9 Tower B
Jl. Matraman No. 30 E
Jakarta Pusat 10320
phone : +62 813 3635 2024
iigce@onus.asia
Mr. Junior R. Kainama
+62 812 3948 2927
junior.kainama@onus.asia
Ms. Nadya
+62 818 0620 6445
nadya@onus.asia
+62 815 3931 4953
elsya@onus.asia
Ms. Rahma
+62 811 85 81 60
rahma@onus.asia
PUBLICATION
Ms. Dea
+62 878 8721 3208
ayudea@onus.asia