Alamat Insinyur di Jakarta
- PT. Fincode International & Associates
- Toko Karya Agung Perdana
- PT. Indopower International
- PT. Indotech Prima Mandiri
- PT. Semayang Lestari Nusantara
- PT. Cofreth Indonesia
- PT. Volta Engoneering Instrument
- PT. Palem Semesta
- CV. Sinar Perkasa Eng
- PT. Kutama Makmur Indonesia
- PT. Engineering One
- CV. Maharani Engineering