At Unipac Consulting Engineers, environmental impact considerations are inherent in our designs. We provide clients with advice on sustainability by suggesting energy efficient and low carbon technologies and initiatives that could be incorporated within their projects. Our objective is to minimise or eliminate, where possible, any environmental impact arising from our design.

Whether you want to attain green sustainability awards or to reduce your energy consumption of your building, we have the knowledge to guide you.

Our sustainability professionals who have attained a good foundation and professional knowledge, have the ability to give advice in the design and operation of environmentally-friendly buildings.





MS LOW JU HWE, is a Green Mark Accredited Professional by the SGBC and a mechanical engineer by training. She have been actively involved in sustainability projects such as the design and implementation and optimisation of HVAC systems; and the audit of green initiatives and energy consumption of buildings. She has been pivotal in the success of obtaining Green Mark Gold and Goldplus Awards and Government grants for our client’s corporate green initiatives.


ER. JOHN GUI is a a Green Mark Accredited Professional by the SGBC and a registered professional electrical engineer with the Professional Engineer Board, Singapore. He has been a consultant on green buildings and corporate green initiatives since 2009 and hsa been involved in the implementation of solar PVs, hydrogen fuel cell projects.