United States · 
Who invested in FirstLight Fiber?
FirstLight Fiber's investors include Sixth Street and Palistar Capital.
United States · Funded startup
Who invested in FirstLight Fiber
One round we have observed, with the 2 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$120Mraised across 1 round since 2025, from 1 source
- Latest round
- Debt, $120MMay 2025
- Investors
- 2
The rounds
- May 2025
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about FirstLight Fiber
How much has FirstLight Fiber raised?
FirstLight Fiber has raised $120M across 1 round since 2025.
When did FirstLight Fiber last raise?
FirstLight Fiber's most recent round was a Debt of $120M in May 2025.
What was FirstLight Fiber's biggest round?
Its most recent round, $120M in May 2025, is also its largest on record.
Who backed FirstLight Fiber first?
FirstLight Fiber's first round on record, in May 2025, was backed by Sixth Street and Palistar Capital.
What stage is FirstLight Fiber at?
FirstLight Fiber's latest named round is a Debt, in May 2025.
Where is FirstLight Fiber based?
FirstLight Fiber is based in the United States.
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