iNews Center Lantai 5 MNC Center Complex Jl. K.H. Wahid Hasyim No. 28 Jakarta Pusat, 10340

Phone: 62-21-3190-0001
Fax: 62-21-3190-0002
Email: corsec.msi@mncgroup.com

Desa Jabaran, Kecamatan Balongbendo Krian, Sidoarjo, Jawa Timur

Phone: 62-31-897-1301
Fax: 62-31-897-6666
Email: corp.sec@spunindo.com

Wisma Indovision 10 Jl. Raya Panjang Blok Z/Iii, Green Garden Jakarta 11520

Phone: —
Fax: —
Email: —

Gedung Sudirman 7.8 Tower I Lt.25 Jl. Jend. Sudirman Kav. 7-8 Jakarta Pusat 10220

Phone: 62-21-3973-1111
Fax: 62-21-3973-1212
Email: corporate.secretary@mastersystem.co.id

Apl Tower (Kawasan Central Park Office Tower), Lantai 37 Jl. Letjen S. Parman Kav. 28 Jakarta 11470

Phone: 62-21-252-4555
Fax: 62-21-570-5988
Email: —