United States · 
Who invested in BIG Fiber?
BIG Fiber's investors include La Caisse, Stonepeak Credit, Columbia Capital and SDC Capital Partners. La Caisse led its latest round.
United States · Funded startup
Who invested in BIG Fiber
One round we have observed, with the 4 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.
Raised 6 months ago
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Funding summaryUpdated 7 Nov 2026
$250Mraised across 1 round since 2026, from 1 source
- Latest round
- Debt, $250MMay 2026
- Led by
- La Caisse and Stonepeak Credit
- Investors
- 4 (2 led)
The rounds
- May 2026Debt$250M
Reported by Ventureburn
Founders and team
From BIG Fiber's own website: 13 on the team.
Everyone who backed them
Stonepeak CreditGrowth equity1round, led 1
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Quick answers about BIG Fiber
How much has BIG Fiber raised?
BIG Fiber has raised $250M across 1 round since 2026.
When did BIG Fiber last raise?
BIG Fiber's most recent round was a Debt of $250M in May 2026, led by La Caisse.
What was BIG Fiber's biggest round?
Its most recent round, $250M in May 2026, is also its largest on record.
Who backed BIG Fiber first?
BIG Fiber's first round on record, in May 2026, was backed by La Caisse, Stonepeak Credit and Columbia Capital and 1 others.
What stage is BIG Fiber at?
BIG Fiber's latest named round is a Debt, in May 2026.
Where is BIG Fiber based?
BIG Fiber is based in the United States.
Who led BIG Fiber's rounds?
La Caisse led the Debt in 2026.
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In the same sector, and raised in the last eighteen months.
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