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 :

Menara Bidakara 1, 2nd Floor, Suite 02-02

Jl. Gatot Subroto Kav 71-73, Jakarta 12870, Indonesia

Phone: (+62-21) 8379 3430 / 8333 5888

Fax: 8379 3429

Email: infor[at]sumosor.com

Surabaya Office :

Wisma BII 7th Floor # 7080

Jl. Pemuda 60-70

Surabaya 60271 - Indonesia

Phone (+62-31) 8366 9900

Email: surabaya[at]sumosor.com

Singapore Office :

9 Temasek Boulevard

#09-01 Suntec Tower 2, Singapore 038989

Phone  (+65) 6407 1337

Fax (+65) 6407 1501

Email: sg[at]sumosor.com

We look forward to hearing from you.