Leading solar & renewable energy companies in Singapore

The companies

1. Cleantech Solar Featured

   Cleantech Solar finances, builds, owns and operates solar and wind plants for commercial and industrial customers across Asia, holding roughly 1.2 GWp of projects in operation, construction and development across seven countries from India to Vietnam. Customers pay only for the energy generated, with no upfront capital. Headquartered in Singapore, the company became wholly owned by Keppel Ltd. and Keppel-managed investors in November 2025, when Shell sold its 49 per cent stake.

   • 75 High Street, #02-00, Singapore 179435

2. EDP Renewables APAC (Sunseap)

   A regional solar independent power producer that absorbed Singapore solar pioneer Sunseap. It holds the SolarNova 1/4/8 pipeline (~380 MWp) and SolarLand Phase 3 (60 MWp), operates the 9.5 MWp Jurong Port rooftop billed as the world's largest port-based array, and won Singapore's largest public solar tender to date (up to 200 MWp). South-East Asia portfolio around 2 GWp.

3. ENGIE South East Asia

   The South-East Asia arm of the French energy major, spanning distributed solar and demand-side energy services. It has 24.5-plus MWp of solar installed in Singapore and 100-plus MWp across the region, with C&I sites including KK Hospital and Changi Airport and a FairPrice Group multi-site programme. As a NEA-accredited ESCO it offers Utilities-as-a-Service with AI-driven plant optimisation and district cooling, with reference projects at the National University of Singapore and Punggol Digital District. Parent of the SME PPA platform GetSolar.

4. GetSolar

   An ENGIE-backed commercial and SME solar PPA platform offering zero-upfront solar from systems as small as 20 kWp, with over 200 installations.

5. Keppel

   An SGX-listed asset manager and operator whose infrastructure arm spans three clean-energy capabilities. In solar, Keppel Renewable Energy develops solar and cross-border clean-power, progressing an Indonesia-to-Singapore electricity import licence. In water, Keppel Seghers built and operates the 137,000 m3/day Keppel Marina East Desalination Plant and delivered the 162,800 m3/day Ulu Pandan NEWater upgrade. In waste, it runs the ~2,310 t/day Senoko and ~800 t/day Keppel Seghers Tuas waste-to-energy plants, together treating close to half of Singapore's incinerable waste.

   • Commercial solar

6. Leader Energy (LYS Energy Group)

   A commercial-and-industrial solar independent power producer and asset owner across six Asian markets, with around 543 MWp operational including some 30 MWp of Singapore C&I rooftop.

7. Maxeon Solar Technologies

   A Singapore-headquartered high-efficiency solar cell and panel company (a SunPower spin-off) supplying premium modules; design and headquarters in Singapore, with cell fabrication offshore.

8. Progressture Solar

   A Singapore-based commercial-and-industrial solar developer and EPCC-plus-O&M contractor operating regionally, targeting carbon-neutral corporate rooftop clients.

9. REC Solar (REC Group)

   Singapore's only solar-panel manufacturer, running an integrated heterojunction (Alpha) module complex in Tuas producing on the order of 4 million panels a year; also executes local rooftop EPC.

10. Rezeca Renewables

    A Singapore commercial-and-industrial solar EPC and O&M contractor with a portfolio of commercial and industrial rooftop projects for local factory and warehouse clients.

11. Sembcorp Industries

    An SGX-listed energy and urban-solutions group, and Singapore's largest solar owner-operator — over 535 MWp locally across rooftop, ground-mount and floating, including the 60 MWp Tengeh Reservoir floating farm and the won 86 MWp Pandan Reservoir tender, with SolarNova tranches awarded. In water, it operates the Sembcorp NEWater Plant at Changi, Singapore's fifth and largest (~228,000 m3/day), and multiple energy-efficient MBR industrial-wastewater and reclamation plants including on Jurong Island.

    • Commercial solar

12. SP Group

    A state-owned energy utility and grid operator offering demand-side clean-energy services. It provides rooftop solar PPA and distributed-energy services to commercial and industrial customers, and integrated sustainable-energy solutions including district cooling and heating, the GET (Green Energy Tech) digital platform and sustainability consulting.

13. Terrenus Energy

    A ground-mount and utility-scale solar specialist behind SolarLand 2 at Tampines, positioned as Singapore's largest ground-mounted farm, plus SolarNova 6 and Jurong Island work. Secured around S$300m of project financing.

14. TotalEnergies ENEOS

    A distributed commercial-and-industrial solar developer with its Asia-Pacific solar headquarters in Singapore. Singapore projects include Carros Centre, CEVA Logistics, Singapore LNG (~800 MWh/yr) and a 1.2 MWp marine-logistics rooftop; regional C&I portfolio exceeds 1 GW.

15. Vena Energy

    A Singapore-headquartered regional renewable developer and independent power producer with a solar-plus-storage focus; signed a CATL framework for up to 4 GWh of battery systems.