Joan De Leon - Tabinas

Architect Joan De Leon-Tabinas, Managing Partner of CORE+ and Co-Founder of Green Building Experts Pte Ltd (GBuildEx), has spent nearly two decades in Singapore, playing a pivotal role in the country’s advancement toward sustainability. As a mentor at the National University of Singapore, where she earned her Master’s degree in Integrated Sustainable Design, and a professor at Adamson University, she has not only influenced Singapore’s green movement but has also rippled her expertise across Asia.

Her leadership in promoting sustainable workflows through cutting-edge digital technology has positioned her at the forefront of Singapore’s efforts to push the boundaries of sustainable development. Through CORE 360° Systemic Thinking, a methodology she authored, Ar Joan seamlessly integrates biodiversity, water, energy, food, public space, materials, and waste management into her designs, providing a dynamic framework that is applicable across borders.

Her works include:

1. CORE 360° Systemic Thinking

2. Cost of Change: The Algorithm of Sustainability

3. The Sustainability Quadrant

In addition to her professional endeavors, Ar Joan’s influence extends into her active involvement with the United Architects of the Philippines (UAP), where she serves as the National Executive Director of the Professional Development Commission (PRC) and holds the distinction of being the first woman to chair both the Architects Working Abroad (AWA) and the Asia Pacific Council (APC).

Highly regarded for her authenticity, dedication, and leadership, Ar Joan De Leon-Tabinas is a driving force in advancing sustainability in Singapore and beyond. Her philosophy reflects her mission:

“Sustainability should be holistic, part of the norm, and not a choice.”