Building What Matters for a Better Future
Leading Pan-African development through sustainable infrastructure and innovative energy solutions. From solar grids to lithium storage, we are closing the energy gap for a greener future.
Over 25 Years of Excellence
The Cornerstone Group is a pan-African-led construction, renewable energy, and real estate enterprise.
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Value of Managed Projects
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Countries of Operation
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In Philanthropic Contributions
OUR CORE DIVISIONS
Building a sustainable future through
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Construction & Engineering
We deliver world-class civil engineering and turnkey Design-Build solutions. From multi-billion dollar tunnels and international airports to national road networks, we set the standard for infrastructure excellence.
Sustainable Energy
Leading Africa’s energy transition by closing the electricity gap. We specialize in high-efficiency solar power generation, advanced lithium battery storage, and smart grid technology for a carbon-neutral future.
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Real Estate & Properties
Redefining modern living and urban landscapes. We develop premium residential condominiums, commercial office complexes, and luxury hospitality projects that combine global standards with local elegance.
RSC Services & Foundation
Our mission goes beyond building structures. Through the Cornerstone Foundation, we empower communities by investing in healthcare, education, and vocational training to drive socio-economic growth.
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Transform your vision with Cornestone’s expertise
OUR SERVICES
Innovative Solutions for Lasting Infrastructure
Civil Infrastructure & Transportation
We deliver large-scale engineering solutions that connect nations.
Renewable Energy & Smart Grids
As a trailblazer in West Africa, we provide innovative solar energy solutions.
Institutional & Public Facilities
We specialize in building essential infrastructure for public welfare.
Luxury Real Estate & Commercial Development
Redefining urban landscapes through high-end property investment.
Turnkey Engineering & Project Management
Offering comprehensive Design-Build (EPC) solutions and project management.
Social Impact & Vocational Training
Driven by the Cornerstone Foundation, we invest in people.
Africa stands at a defining moment in its development journey. Rapid population growth, urbanization, climate pressures, and infrastructure gaps present both profound challenges and extraordinary opportunities. At The Cornerstone Group, we believe that sustainable infrastructure, reliable energy access, and resilient communities are the foundation upon which inclusive economic growth is built.
Mr. Alagie Sanyang
Founder & Chairman
Our featured projects
Building What Matters, Everywhere
The Gambia
Value
$20 Million USD
Year
2013
Client
The Government of the Gambia
Los Angeles, California USA
Value
$300 Million USD
Year
2013
Role
General Contractor
Mexico City, Mexico
Value
$400 Million USD
Year
2013
Role
Construction Management Consultant