Trans-National Express Plc Plot 282 Gbagada Est. Phase 1 +234 1 4930554, 8042845 Engineering Design and Consultancy
Saipem Contracting Nigeria Limited Link Road, Off Woji Road, GRA Phase II +234 1 237996, 237981 Engineering Design and Consultancy
Sigmund Engineering Company Limited 26A Awori Road Dolphin +234 1 2693071, 2881250, 4703913, 3204127 Engineering Design and Consultancy
Slot Engineering Nig Limited Eneka Road Opp Emiligbu +234 84 611379 Engineering Design and Consultancy