Contact Us

If you have any questions about our services or would like to discuss your requirements with one of our team members, please contact us at:

Head Office :

Plaza Tendean 3rd Floor, Suite 302

Jl. Kapten P. Tendean No. 45

Jakarta 12710

INDONESIA

Phone (+62-21) 2799 2828 / 526 1924 / 5022 5888

Fax (+62-21) 522 1310

Email: busdev(at)sumosor.com

Surabaya Office :

Jln Arif Rahman Hakim 14 A

Blueoffice 2nd Floor, Klampis

Surabaya - Indonesia

Phone (+62-31) 8366 9900

Email: surabaya(at)sumosor.com

Bali Office :

Jl. SMA 3 No 7A.

Post Code 80235-SUMERTA

Dempasar City - Indonesia

Phone  (+62-361) 278 1998

Email   bali@sumosor.com

We look forward to hearing from you.