About

The Company

Aeterni (latin): From the viewpoint of eternity

Aeterni.eco was established in October 2023 by Mr Wee Boon Siong who has more than 9 years of experience leading sustainability projects in sustainability reporting, carbon management and sustainable finance. Clients included big organisations in the regulatory and commercial sectors in Asia.

With Boon Siong’s track record as a sustainability pioneer, he is now building a company that distinguishes itself by offering in-depth, practical sustainability strategy advisory to help organisations truly embrace sustainability. 

In a short span of time, the company has helped companies in Singapore, Malaysia, and mainland China with their ESG journeys, enabling the achievement of important milestones.

The company now is the Approved EcoVadis Training Partner and a participant of the IFRS Sustainability Consultant Content Programme.

Core Values

We believe that we should effect positive change through not just our work, but also through our example.  

The company has made the following public commitments: 

More information can be found in our Sustainability page

Corporate Sustainability

Carbon Services

Sustainable Finance

EcoVadis

Training

Our Partners




















Our Team

Aeterni.eco’s core team, together with a group of associates, is committed to creating real positive impact – taking the viewpoint of eternity.


WEE BOON SIONG
Founder and CEO


FT LIU
Senior Consultant


NGIAM SHING SHIAN
Senior Consultant


DAPHNE YUEN
Senior Consultant


DARYL LEE
Senior Consultant


AURELIUS BRYAN ANDARIA
Consultant

Associate Consultant Programme

Aeterni.eco’s Associate Consultant Programme offers experienced professionals a structured way to gain hands-on ESG consulting experience, build relevant skills, and explore new career pathways in the fast-growing sustainability space.

Applications for the Associate Consultant Programme are not being accepted at this time. Interested professionals are encouraged to check back for future opportunities.

Careers

If you are interested to be part of the team, contact us!

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