Nlereanya: Dịrị jụụ/N'elu/Ụdị akụkụ
Asambodo: ISO9000, CE, SGS
Ngwa:
Ngwuputa: Ngwuputa ihe, imebi oge nke abụọ
Metallurgy: Nhicha slag, Nkwatu nke ọkụ na ntọala
Road: Ndozi, na-agbaji, ntọala ọrụ (asphalt ụzọ)
Ụgbọ okporo ígwè: Tunneling, Demoliition of bridge
Ihe owuwu: - Nkwatu nke ụlọ na ihe siri ike
Na-arụkwa ụgbọ mmiri: ihicha mkpọ na nchara si n'akpa ahụ
Ndị ọzọ: ịgbaji apịtị jụrụ oyi