PT Yasa Industri Nusantara
	Jl. Kalibata Timur I No.36, Kalibata Jakarta 12740, Indonesia Tel. 62 (21) 7988700/7988707 Fax. 62 (21) 7988701/7988702 C/P: Marketing. - yinews@yin.rekayasa.co.id Website : http://www.rekayasa-yin.com/

PT Tracon Industri
	Rekayasa Building II, 3rd Floor Jl. Kalibata Timur I No. 36 Jakarta – 12740 Indonesia P.O. Box 3727 JKT Telp. : +62-21-797 4367 Telex. 66171 REKIND IA Fax: +62-21-79180907, 7988701 C/P: Gideon Siahaan - tracon@rekayasa.co.id Website : http://www.traconid.com

PT Rekayasa Engineering
	REKAYASA II BUILDING JL. Kalibata Timur I/No.36 Kalibata - Jakarta Selatan Jakarta - Indonesia Fax : 62-021-7940984 E-mail : marketing@re.rekayasa.co.id Website : http://re.rekayasa.com/

Comspain XXI, S.A
	Bravo Murillo, 23 2805 Madrid, Spain Tel. 34 (914) 48 99 55 Fax. 34 (914) 47 54 77/ 31 39 C/P: Salvador Rivas Robin – comspain@comspain.com Website: http://www.comspain.com/

PT Mega Eltra (Persero)
	Jl. Menteng Raya No. 27 Jakarta 10340, Indonesia Tel. 62 (21) 3107754, 3909018-21 Email : pr@megaeltra.com Website : http://www.megaeltra.com

PT Puspetindo
	Jl. Jend. A. Yani PO Box 176, Gresik 61101, Indonesia Tel. 62 (31) 3982111 Fax. 62 (21) 3982105 E-mail : info@puspetindo.com Website: http://www.puspetindo.com/

PT Reka Daya Elektrika
	Jl. K.S. Tubun I No. 2, Jakarta 11420, Indonesia Tel. 62 (21) 5640161 Fax. 62 (21) 5640161 Email : rekadaya@rekadaya.co.id Website: http://www.rekadaya.co.id/

Rekayasa Industri Malaysia Sdn Bhd.
	Suite 501, 5th floor Menara SPK 22 Jl. Sultan Ismail Kuala Lumpur 50250, Malaysia Phone : +60 3 214284 16 Fax : +60 3214284 18 C/P: Eko Budi Santoso Email : corpsec@rekayasa.co.id Website: http://www.rekayasa.com/

PT Bakrie Rekin Bio Energy (BRBE)
	Wisma Tugu 2, lantai 4 Jl. HR Rasuna Said kav C 7, Kuningan Jakarta 12940 Contact Person : Soeseno Suparman Email : corpsec@rekayasa.co.id Website : http://www.bakriesumatra.com https://mail.bakriesumatra.com http://www.rekayasa.com