Sigma Sustainability Institute

Sigma Sustainability Institute (SSI) is a Singapore headquartered company that provides consulting, programme management and education services to private sector and government organisations in the areas of sustainability and performance management.

SSI believes in retaining and nurturing the core business processes of an organisation while still improving their performance, sustainability and intelligence. SSI bases all of its activities around business process design and organizational operations and concentrates on achieving comprehensive integration across the various silos of an organization.

SSI leverages two broad capabilities:

Deep domain and industry experience and expertise
A unique and field-proven management framework and methodology

Areas of expertise, experience and interest include real estate infrastructure and facility management, workplace management, healthcare and life sciences, retail, manufacturing and transportation and logistics.

SSI has offices in several countries and works with a global ecosystem of partners through the SSI Network, which brings together complementary skills and capabilities that help us deliver evolving and unique solutions to our varied customers worldwide.

SSI has undertaken major consulting and implementation projects across Australia, the Asia Pacific, Europe and Middle East. Customers include global companies such as BHP Billiton, Al Futtaim Group, Orange Business Services and SITA.

News &

"I learn't the real essence of Lean Six Sigma."


"It is very fascinating how the trainer kept the interest of the trainees at the same high level throughout the 20 day long programme. Excellent training and the dedication & knowledge of the trainer is highly appreciated"