The Future in a Construction. WorldWide.

CUSTOM SUPPORT & SALE

+220-346-8000

WORKING TIME

MON–FRI: 09:00–17:00

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welcome to cornerstone sustainability

Sustainable Innovation in Every Build

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High quality guaranteed

Eco-Friendly Construction, Lasting Impact

Partner with us to build energy-efficient, sustainable developments that stand the test of time and protect the environment.

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Shaping Tomorrow, Today

Our commitment to sustainability drives us to create green buildings that benefit the planet and the people who use them

WELCOME

Our Commitment to Sustainability

We are dedicated to environmentally responsible construction and development. Our mission is to create projects that benefit both the environment and the communities we serve. From using eco-friendly materials to incorporating renewable energy solutions, we aim to lead the way in sustainable building practices.

OUR COMPANY MISSION

Building a Sustainable Future

Our mission at Cornerstone is to be a regional leader in civil engineering and building construction services. We aspire to become a world-class engineering construction company, delivering efficient, affordable, sustainable, and cost-effective services of the highest quality, aligning with international standards.

Cornerstone's Unwavering Commitment to Excellence and Integrity

At Cornerstone, our values serve as unwavering declarations of our core principles. We are steadfastly committed to operational excellence, ensuring quality construction delivered on schedule. Our commitment extends to maintaining the highest standards of professionalism, integrity, creativity, and a positive attitude. We consistently strive to meet and exceed expectations while providing resilient and sustainable solutions.

Cornerstone's Unwavering Commitment to Excellence and Integrity

At Cornerstone, our values serve as unwavering declarations of our core principles. We are steadfastly committed to operational excellence, ensuring quality construction delivered on schedule. Our commitment extends to maintaining the highest standards of professionalism, integrity, creativity, and a positive attitude. We consistently strive to meet and exceed expectations while providing resilient and sustainable solutions.

Cornerstone — building a sustainable future!!

I am proud to represent our company as quality of our work is high-class. Our team is devoted to work and we appreciate every opinion.

Alagie SanyangChairman & CEO

345

GREEN PROJECTS COMPLETED

2478

HAPPY CLIENTS

413

QUALIFIED STAFF

500,000+

ENERGY SAVED (kWh)

What we do?

Exclusive Service

We provide sustainable building solutions, including eco-friendly designs, renewable energy integration, and green building certifications. Our focus is on creating energy-efficient and environmentally responsible projects that reduce carbon footprints and promote long-term sustainability

Eco-Friendly Design & Construction

We focus on creating environmentally sustainable buildings from the ground up, incorporating energy-efficient designs and using eco-friendly materials that reduce waste and environmental impact.

Green Building Certifications

We guide projects through the process of achieving certifications like LEED, ensuring that they meet the highest standards in sustainability, energy efficiency, and environmental performance.

Renewable Energy Integration

Our projects integrate renewable energy sources like solar and wind power to minimize reliance on non-renewable energy, reducing energy costs and environmental impact.

Energy-Efficient Retrofitting

We specialize in upgrading existing buildings with energy-efficient technologies, such as better insulation and smart energy systems, to reduce waste and improve energy performance.

Water Conservation Systems

We implement innovative water-saving technologies, such as rainwater harvesting and greywater recycling, to promote responsible water use and lower utility costs in our projects.

Sustainable Landscaping

We design green spaces that incorporate native plants, reduce water usage, and enhance biodiversity, creating a natural environment that complements our eco-friendly projects.

Working with us

Extensive Company Network

Cornerstone Group is represented by multiple branches all around the world. We implement different projects, and use an individual approach for every client!

We Are CornerstoneWe have been transforming the ideas and visions into award-winning projects.

Our clients

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About Company

We are a sustainability-focused company with expert teams in eco-friendly building practices. We design and manage environmentally responsible residential and commercial projects across the country. 

Contact Info

Head Office: Kanifing, Bertil Harding highway

Custom Support & Sale: +220-346-8000

Working Time:
Mon–Fri: 09:00–17:00

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