Managing Director
Ts. JOHN LING TUNG AIK
Wastewater & Sewage Treatment Specialist
Quantity Surveyor
Kharina Chupu Anak Singka
Wastewater Engineer
Eliza Yvonne Anak Johnny
Electrical Engineer
David Ling Tung Peng
Wastewater Engineer
Felicity Deliastasia Anak Robin
