Funding round
United Solar Growth
Reported as "Growth Equity"
United Solar, which works in polysilicon manufacturing in Oman, raised $900M in a Growth round announced on 20 Jan 2026, led by Sohar International Bank. 4 firms took part. It is United Solar's second venture round on record; the one before was a Series B in Dec 2025.
$900M
Amount raised
of which $480M debt
Not disclosed
Post-money valuation
4
Investors
1 lead
Valuation
What this round says about the price
United Solar did not disclose a valuation in this round. It came 1 month after United Solar's Series B. It is 36% of the $2.53B United Solar has raised in the venture rounds on record. United Solar raised again 5 months later: a Growth round of $1.60B in Jun 2026.
Investors
Who put money in
Sohar International Bank led the round with 3 other firms.
Lead investor
- Sohar International Bank new investor
Also in the round
- International Finance Corporation backs 92 venture-backed companies new investor
- partner banks new investor
- local commercial banks new investor
Use of proceeds
What the money is for
According to the announcement, the money goes to scaling operations.
- Scaling operations
Comparable rounds
How it compares
14 Growth rounds in Chemicals within a year either side disclosed an amount; the median was $43M, and this round was 21 times the median. The closest in time, other companies' Growth rounds in Chemicals:
| Company | Announced | Amount | Post-money | Led by |
|---|---|---|---|---|
| Chemicals | 5 Jan 2026 | $200M | not disclosed | Transition Equity Partners |
| Ren-Gas Chemicals | 17 Dec 2025 | $19M | not disclosed | not named |
| Solugen Chemicals | 17 Mar 2026 | $50M | not disclosed | Idealist Capital |
| Chemicals | 15 Sep 2025 | undisclosed | not disclosed | not named |
| Chemicals | 16 Jun 2026 | $116M | not disclosed | not named |
| NEOM Green Hydrogen Company Chemicals | 25 Jul 2026 | $500M | not disclosed | not named |
| EnergyX Chemicals | 6 Jul 2026 | $225M | not disclosed | Eni |
| Chemicals | 2 Jun 2025 | $150M | not disclosed | Novare Holdings (Pty) Ltd. |
Sources
Where this comes from
Reported by 2 sources.
Questions
Frequently asked
How much did United Solar raise in its Growth round?
United Solar raised $900M in its Growth round, announced in Jan 2026.
Who led United Solar's Growth round?
Sohar International Bank led it, with International Finance Corporation, partner banks and local commercial banks.
What was United Solar's valuation at the Growth round?
It was not disclosed.
How does it compare with other Growth rounds in Chemicals?
14 Growth rounds in Chemicals within a year either side disclosed an amount; the median was $43M, and this round was 21 times the median.
Did United Solar raise again after this round?
Yes: a Growth round in Jun 2026 of $1.60B.