Vietnam’s Sustainable
design & Construction
consultancy

With over 12 years of experience, we guide project owners from early-stage design through construction QA/QC — ensuring sustainable solutions are fully executed on-site by contractors, making international certifications such as LEED and EDGE a natural outcome.

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OUR IMPACT IN NUMBERS

50+

Principal-Led Projects

2.0M+ m2

Cumulative Project Footprint

1.0M+ m2

Green Certified Floor Area

Rooted in a French-Vietnamese engineering foundation, S4E combines scientific rigor with practical expertise to deliver high-performance, sustainable building solutions.

We Are

S4E (Sustainability for Earth) is a boutique consultancy delivering high-performance, low-carbon solutions for civil and industrial developments.

S

Sustainability

E

Efficiency

R

Responsibility

WE AIM

To be a trusted boutique consultancy for green building engineering and sustainable performance.

We Create

Technical Precision

Uncompromising technical precision delivering actionable decarbonization pathways for leading domestic and international partners.

Operational & Carbon Savings

Optimized lifecycle energy, reduced embodied & operational carbon, and lower operating costs.

Future-Proof Compliance

Building systems blending passive design and scientific modeling to meet evolving ESG and Net-Zero standards.

2025 MILESTONE | SINGAPORE MARKET ENTRY

The Salvation Army Headquarters | Singapore

Final EDGE Certification

29% — Energy Savings

42% — Water Savings

99% — Less Embodied Carbon in Materials

OUR CORE SERVICES

Decarbonization & Net Zero Roadmap

Decarbonization & Net Zero Roadmap

Net Zero transition roadmaps
Green supply chain standards
Decarbonization & lifecycle scenarios

Passive Design & Building Physics

Natural ventilation & daylighting
HVAC load & energy reduction
Opex and Capex optimization

Sustainable Certification Advisory

EDGE, LEED, LOTUS… certifications
Design and score optimization
Construction QA/QC

Performance Optimization & Retrofit

Audit for energy/water & IEQ
Asset upgrades for sustainable standards
Strategic Retrofit Roadmap

ENGINEERING EXCELLENCE POWERED BY HUMAN CAPITAL

Human-Centric Foundation

At S4E, we place individual development and well-being at the company’s base. Human developement is fundamental to company advancement.

Collaborative Engineering

Fostering shared vision and collective success. Each member understands their critical role, building transparency and trust.

Work-Life Synergy

Prioritizing physical and mental health. Work-life balance is continuous prioritization for all employees, ensuring strong professional associations and lasting project success.

Core Values:

Core Values

Ready to Decarbonize & Future-Proof Your Real Estate Assets?

© 2026 S4E

S4E Consulting Co., Ltd

Phone: (+84) 937 181 291

Location: 127 Nguyen Dinh Chieu Street,
Xuan Hoa Ward, Ho Chi Minh City, Vietnam

Email:
nhan.nguyen@s4econsulting.com

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