Quang Minh Phat Consulting and Construction Investment Joint Stock Company
Tổ 4, khu 9, Phường Nông Trang, Viet Tri City
Tổ 23, khu Lang Đài, Phường Bạch Hạc, Viet Tri City
Coteccons Tuan Tu Trading Construction and Service Joint Stock Company
Khu 6, Xã Hanh Cù, Thanh Ba District
Khu 3, Thôn Nỗ Lực, Xã Thụy Vân, Viet Tri City
Số nhà 50, Tổ 35B, Khu 16, Phường Gia Cẩm, Viet Tri City
Construction and Investment 69 Company Limited
Khu 5, Xã Thụy Vân, Viet Tri City