Practical engineering and community-led solutions
Sierra Leone Engineering Solutions C.S.O. is a registered community-based organization delivering engineering, climate resilience and livelihood programmes that improve standards of living and reduce poverty and inequality, in line with the UN Sustainable Development Goals.
Registered since 2023
Freetown City Council Reg. No. 101207/2023
Based in Freetown
Working across the Western Area and beyond
Partnership-led
Co-implementing with government, councils and international partners
Who we are
Engineering solutions, built with communities
Our mandate is to deliver practical engineering, climate resilience and community development solutions across Sierra Leone, aspiring to reduce poverty and inequality in the country by 2035.
We work directly alongside the communities our programmes serve, combining an engineering background with hands-on field experience in sanitation, agriculture and natural resource management. We do not work in isolation: every programme is co-implemented with government institutions, local councils and international technical partners.
What we do
Eight focus areas, one goal
Women in Agriculture
Finance, marketing systems and market linkages for women in rural agriculture and horticulture across the Western Area.
Green Spaces & Reforestation
Urban green spaces for Freetown and tree planting and mangrove restoration in the Western Rural District, mapped with GPS/GIS.
Water & Conservation Training
Awareness and training for women on conservation methods, water management, irrigation and storage facilities.
Youth & Education
Child welfare, early education, youth employment, entrepreneurship and business start-up support.
Green Energy
Advocacy and business creation around renewable energy, energy saving methods and off-grid power.
Research & Data
Research, data acquisition, project design and consultancy to improve healthcare, water and sanitation.
Women & Girls in STEM
Empowerment of women and girls in science, technology, engineering and mathematics, with job placement support.
Waste & Sanitation
Community-based waste collection, plastic recycling and sanitation clean-ups in partnership with public authorities.
Track record
Field experience since 2023
2023
Flood Mitigation & WASH Campaign
Led a public campaign and community sensitization on flood mitigation and WASH in Bololo Community, Freetown, reaching over 300 residents and resulting in community drainage action plans.
2024
Urban Sanitation & Drainage
Members and volunteers carried out a major cleaning exercise of the drainage system in Kroo Bay Community, reducing flood risk through direct community mobilization.
Since 2026
Expanding Programme Portfolio
Scaling into new programme areas: plastic recycling and the circular economy, community biogas and waste-to-energy, coastal fisher safety and cold-chain cooperatives, women-led agri-processing, mangrove restoration with beekeeping livelihoods, and clean water and sanitation enterprises.
Partnerships & alignment
We work alongside government and technical partners
COLEAD (Belgium) is our major technical partner, supporting value chain development and horticultural best practice. Since 2026, we have also partnered with Ayara Foundation Switzerland as Sierra Leone implementation lead across a multi-programme portfolio. We are also advancing project management and implementation partnerships with key government institutions.
Work with us
We are positioned to manage donor funds responsibly and deliver tangible, community-owned results. If you are a funder, government partner or international organization looking to collaborate on engineering, climate resilience or community development work in Sierra Leone, we would like to hear from you.
Get in Touch