Environmental - Port Harcourt
Environmental & Chemical Services Ltd - Port Harcourt
108 Rumuola Rd Box. Port Harcourt.Rivers.
Green Technologies Limited, - Port Harcourt
75 Evo Road. Port Harcourt.Rivers.
Pakson Ventures - Port Harcourt
21 Ikwerre Road, 1St Floor. Port Harcourt.Rivers.
Caps Integrated Services Ltd - Port Harcourt
34 Aba Road. Port Harcourt.Rivers.
Tilone (Nigeria) Ltd - Port Harcourt
12 Azikiwe Road. Port Harcourt.Rivers.
Nubian Twmnl - Port Harcourt
Plot F4b, Abacha Road, G.R.D. Port Harcourt.Rivers.
Biogeochem Associates Ltd. - Port Harcourt
Aba Rd, P.O.Box 11960. Port Harcourt.Rivers.
Avident Ltd - Port Harcourt
15, Mbonu Street. Port Harcourt.Rivers.
Nigerian Environmental Society - Port Harcourt
108 Rumuola Road. Port Harcourt.Rivers.
Kiemari Technology Limited - Port Harcourt
Road 24 Flat 2A, Federal Housing Estate. Port Harcourt.Rivers.
Fugro Consultants Nig. Ltd. - Port Harcourt
10 Odani Road. Port Harcourt.Rivers.