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§ Private Profile · Nairobi, Nairobi Area, Kenya
Solar company providing home energy solutions in Africa and Asia.
Sun King designs, distributes, and finances off-grid solar energy solutions, from portable lanterns to comprehensive home systems. The company provides clean, affordable power access to communities lacking grid infrastructure, primarily across Africa and Asia. Integrating advanced solar technology with accessible financing, they bring electricity to millions.
T. Patrick Walsh and Anish Thakkar, both University of Illinois alumni, co-founded Sun King in 2007. Their insight recognized the need for clean energy alternatives where dangerous kerosene was prevalent. They leveraged solar technology to replace fuel-based lighting, establishing the company to improve quality of life for underserved populations.
The company serves millions of households without stable grid access across diverse markets. Its products offer reliable lighting, phone charging, and essential home appliances, enhancing customer productivity and safety. Its vision aims for every home to access clean, affordable, and dependable energy, empowering off-grid communities to thrive.
Sun King has raised $623.5M across 11 funding rounds.
Sun King has raised $623.5M in total across 11 funding rounds.
Sun King is a name used by two distinct technology businesses: (A) Sun King (formerly Greenlight Planet), a global off‑grid solar company that designs, manufactures, distributes and finances household and small‑business solar systems primarily in Africa and Asia; and (B) SUN.KING (Sunking Technology Group Ltd., 0580.HK), a China‑listed power‑electronics and power‑semiconductor supplier focused on IGBT and SiC devices and system integration solutions[3][1]. Choose which profile you want; below I cover both in the requested structure so you can use whichever is relevant.
High‑Level Overview
Origin Story
Core Differentiators
Role in the Broader Tech Landscape
Quick Take & Future Outlook
If you want a single condensed profile tailored to investors or to product due diligence, tell me which “Sun King” you mean (the off‑grid solar brand / Greenlight Planet, or SUN.KING Technology Group, the China power‑electronics company) and whether the audience is investors, partners, or customers. I can then produce a 1‑page investor memo or a slide‑friendly summary with metrics and risks.
Sun King has raised $623.5M across 11 funding rounds. Most recently, it raised $40.0M Other Equity in December 2025.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Dec 13, 2025 | $40M Venture Round | Ademidun (demi) Edosomwan | — | Announced |
| Jan 15, 2024 | $7M Debt Financing | Lendable | — | Announced |
| Jun 5, 2023 | $19.5M Debt Financing | Geoffrey Manley | — | Announced |
| Dec 15, 2022 | $70M Series D Plus | Karima OLA | — | Announced |
| Apr 27, 2022 | $260M Series D | ELI A. | Arch Emerging Markets Partners, M&G Investments | Announced |
| Sep 22, 2020 | $90M Venture Round | — | William Barry, Global Partnerships, Responsability Investments, SIMA Funds, Symbiotics | Announced |
| Dec 5, 2017 | $60M Venture Round | Matteo Stefanel | Bamboo Capital Partners, Eight Roads Ventures, SIMA Funds | Announced |
| Dec 1, 2017 | $60M Series C | Apis Partners | B Capital Group, Bamboo Capital Partners, Eight Roads Ventures, SIMA Funds | Announced |
| Feb 26, 2016 | $5M Debt Financing | Elizabeth Littlefield | — | Announced |
| Feb 1, 2015 | $8M Series B | Kabir Narang | B Capital Group | Announced |
| Apr 19, 2012 | $4M Series A | Keith A. Allman | Prabhakant Sinha | Announced |
Sun King has raised $623.5M in total across 11 funding rounds.
Sun King's investors include Ademidun (Demi) Edosomwan, Lendable, Geoffrey Manley, Karima Ola, Eli A., Arch Emerging Markets Partners, M&G Investments, William Barry, Global Partnerships, responsAbility Investments, SIMA Funds, Symbiotics.