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Miami, FL · Other · Form D filed Sep 18, 2026

ISQ Open Infrastructure Co LLC raised $339M

ISQ Open Infrastructure Co LLC is a company based in Miami, Florida. In an amended Form D filed with the SEC on September 18, 2026, it reported raising $339,311,744 from 1,384 investors as part of an offering of indefinite size. The first sale in the offering took place on September 2, 2025.

$880K raised since 2020

1 Form D offering, as reported to the SEC. Amendments update a round; they aren't counted twice.

FiledSoldOffering sizeInvestors
Aug 28, 2025$880KOpen110

Placement agents: H&L Equities LLC, J.P. Morgan Securities LLC, Morgan Stanley Smith Barney LLC

Lead score

48 out of 100

filed recently early raise still raising budget to spend young company

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Filing details

Amount raised
$339,311,744
Offering size
Indefinite
Investors so far
1,384
First sale
September 2, 2025
Securities offered
Equity, Debt
Exemption claimed
Rule 506(b)
Industry
Other
Headquarters
Miami, Florida
Incorporated
Delaware, 2025
Entity type
Limited Liability Company

Filings

FiledFormRaisedOffering sizeInvestorsSource
D/A (amendment) $339,311,744 Indefinite 1384 SEC filing

Figures come from the company's own filing with the SEC and are shown as reported. How to read a Form D.

Updated · Raises in the week of Sep 14, 2026 · Other funding in Florida · September 2026 funding report

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