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T1 Energy secures $50 million in convertible notes for Austin solar cell factory construction. The bridge financing matures in August 2031 and brings total unsecured obligations to $170 million.

PUBLIC · TEOct 02, 2026

Amount Raised

$50 Million

Round Type

Convertible Note

AustinManufacturingEnergyRenewable EnergySolar

Investors

Existing Institutional Shareholder

Description

T1 Energy issued additional senior convertible notes with a face value of $50.0 million, with gross proceeds expected to reach approximately $50.4 million. The notes carry a 4.75% coupon and mature in August 2031. Proceeds are earmarked for construction and equipment procurement for Phase 1 of the G2_Austin solar cell factory in Texas, alongside general corporate purposes. The company framed the transaction as a bridge toward a broader financing solution.

Quick answer

T1 Energy raised $50 Million in a Convertible Note round, dated October 2, 2026. Investors: Existing Institutional Shareholder. T1 Energy is based in Austin, Texas, United States.

How much did T1 Energy raise?
T1 Energy raised $50 Million in a Convertible Note round on October 2, 2026.
Who invested in T1 Energy?
Existing Institutional Shareholder is named as investors in this round.
What does T1 Energy do?
T1 Energy Inc. is an energy solutions provider building an integrated U.S. supply chain for solar and batteries.
Where is T1 Energy based and how big is it?
T1 Energy is based in Austin, Texas, United States. Fundz records about 330 employees.
Who are the decision-makers at T1 Energy?
Fundz holds 1 contact at T1 Energy, including the Director of Recruiting G1. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Energy and Renewable Energy around the same time

Companies in the same sectors as T1 Energy that raised within 45 days of this round, from Fundz verified event records.

  • SolidUltra raised $3.3M (Seed) on November 9, 2026.
  • GraphEnergyTech raised $4M (Seed) on November 6, 2026.
  • RadianX raised $9M (Seed) on November 5, 2026.
  • Noak raised $5.6M (Seed) on October 30, 2026.
  • Outer Spaces raised $8M (Pre-Seed) on October 6, 2026.
  • Orb Energy raised $2M on October 3, 2026.

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Company Information

Company

T1 Energy

Location

Austin, Texas, United States

About

T1 Energy Inc. is an energy solutions provider building an integrated U.S. supply chain for solar and batteries. In December 2024, T1 completed a transformative transaction, positioning the Company as one of the leading solar manufacturing companies in the U.S., with a complementary solar and battery storage strategy. Based in the U.S. with plans to expand its operations in America, the Company is also exploring value optimization opportunities across its portfolio of assets in Europe.

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Related People

1 contact
Verified contactsAmanda L., Director of Recruiting G1 hiddenSee plans and pricing
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T1 Energy raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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