Sierra Leone Mini grid

Sierra Leone
Rolling out off-grid energy access
Sector
Power/Energy
Total PIDG Commitment
USD 7 m
Related SDG Goals
Project Overview
CompanyOff-Grid Power (SL) Ltd (OGP) 
SectorPower / Energy
CountrySierra Leone
Total Project CostUSD 11.56m 
PIDG Commitment
  • Equity – USD 6.9m 
  • Technical assistance – USD 110,825 
Dates of PIDG involvement
  •  2019 – 2025
Challenge

In 2020, Sierra Leone had a rural electrification rate of just 4.8 per cent, one of the lowest in sub-Saharan Africa. The Government of Sierra Leone’s (GoSL) National Renewable Energy Action Plan recognises the potential of off-grid solutions to address the electricity needs of the country’s rural population where the economies of grid deployment are prohibitive.  

To progress the GoSL’s priorities for rural electrification, the UK Foreign, Commonwealth and Development Office (FCDO) supported the development of a Rural Renewable Energy Project (RREP). The first of its kind in scale and scope in Sierra Leone and the wider region, RREP was implemented by the UN Office for Project Services (UNOPS) to deliver 5MW of off-grid power, electrifying 94 communities across four regions. 

Solution

Through the RREP, PowerGen has developed off-grid power solutions in two of Sierra Leone’s four geographic regions under a 20-year public-private partnership with the GoSL. PIDG’s project development solution, InfraCo, worked with PowerGen, to develop this ground-breaking project. 

The project company, Off-Grid Power (SL) Ltd (OGP) financed, developed, constructed, commissioned, and now owns and operates a portfolio of forty solar hybrid mini-grids across the southern and eastern half of Sierra Leone.  

Impact

Planet

Now operating as Sierra Leone’s second largest utility, the project has demonstrated the potential of off-grid energy to accelerate access to clean energy in remote and rural communities, supporting global progress towards achieving SDG 7 and net zero. 

People

The 40 solar hybrid minigrids now serve over 99,000 people, with 85 per cent of customers reporting that their lives have improved since accessing electricity from the solar mini-grid programme. 

Market transformation

In 2025, InfraCo completed the sale of its stake in Sierra Leone Mini grid through a share transfer to WindGen, the parent company of PowerGen, as part of its broader investment into the PowerGen Renewable Energy Platform, an initiative set to transform the continent’s off-grid energy landscape. 

Wider economy

The project is generating local employment and is enabling individuals to start and expand businesses using the minigrid power. 

Technicial assistance

Pre-feasibility studies for the project were funded through a technical assistance grant. 

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