# Quinbrook Infrastructure Partners LLC

> Quinbrook Infrastructure Partners LLC is an SEC-registered investment advisory firm in New York, NY, registered since 2018, reporting over $5 billion in regulatory assets under management in its Form ADV filing dated July 28, 2026.

- CRD: 287822
- Filed as: QUINBROOK INFRASTRUCTURE PARTNERS LLC
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: New York, NY
- Filing period: October 2026
- Form ADV filing dated: July 28, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/287822
- AdvisorCensus page: https://advisorcensus.com/firm/quinbrook-infrastructure-partners-llc-new-york-ny-287822

## Quick answers

**How is Quinbrook Infrastructure Partners LLC compensated?**
On its Form ADV (Item 5.E, October 2026), Quinbrook Infrastructure Partners LLC reports these compensation arrangements: fixed fees (other than subscription fees).

**Where is Quinbrook Infrastructure Partners LLC located?**
Quinbrook Infrastructure Partners LLC's principal office is in New York, NY, according to its Form ADV; the August 2026 filing also lists 1 other office (Schedule D, Section 1.F).

**Is Quinbrook Infrastructure Partners LLC registered with the SEC or a state?**
Quinbrook Infrastructure Partners LLC is an SEC-registered investment advisory firm, registered since 2018. Status as filed: Approved. CRD 287822.

**How much does Quinbrook Infrastructure Partners LLC manage?**
Quinbrook Infrastructure Partners LLC reports $8,952,975,521 in regulatory assets under management in its Form ADV filing dated July 28, 2026 (0% discretionary).

**How have Quinbrook Infrastructure Partners LLC's assets and staff changed since 2021?**
In the Form ADV data for Quinbrook Infrastructure Partners LLC: Regulatory assets under management: $1,090,098,540 in the October 2021 data and $8,952,975,521 in the October 2026 data, up 721%. Total employees: 9 in October 2021 and 25 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Quinbrook Infrastructure Partners LLC serve?**
By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (19).

**Which custodians does Quinbrook Infrastructure Partners LLC use?**
Quinbrook Infrastructure Partners LLC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Bank of America as a custodian holding 10% or more of its separately managed account assets.

**Does Quinbrook Infrastructure Partners LLC report any disciplinary disclosures?**
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/287822

**What changed in Quinbrook Infrastructure Partners LLC's recent Form ADV filings?**
In the April 2026 filing data: Employees performing advisory functions went from 10 to 15. Regulatory assets under management went from $6,868,209,068 to $8,952,975,521 (+30%). Updated its list of owners and control persons (Schedule A).

## From the Form ADV filing

### Compensation (Item 5.E)
- Fixed fees (other than subscription fees)

### Custodians (Schedule D, Section 5.K(3))
- Bank of America

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

### Regulatory assets under management (Item 5.F)
- Total: $8,952,975,521
- Discretionary: $0
- Non-discretionary: $8,952,975,521

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Pooled investment vehicles (other than investment companies and business development companies) | 19 | $8,903,320,787 |
| Corporations or other businesses not listed above | Fewer than 5 | $49,654,734 |

### Advisory services (Item 5.G)
- Portfolio management for pooled investment vehicles (other than investment companies)

### Firm details
- Registered since: 2018 (8 years)
- Employees: 25 total, 15 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: FL, MA, TX
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Other offices (Schedule D, Section 1.F), as of the August 2026 filing
- Houston, TX

### Websites listed on Form ADV (Item 1.I)
- quinbrook.com
- LinkedIn @quinbrook-infrastructure-partners

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $1,090,098,540 | 9 | March 30, 2021 |
| October 2022 | $2,463,937,885 | 14 | March 31, 2022 |
| October 2023 | $3,336,374,055 | 16 | April 3, 2023 |
| October 2024 | $4,825,516,936 | 20 | March 28, 2024 |
| October 2025 | $6,868,209,068 | 20 | July 8, 2025 |
| October 2026 | $8,952,975,521 | 25 | July 28, 2026 |

Regulatory assets under management: $1,090,098,540 in the October 2021 data and $8,952,975,521 in the October 2026 data, up 721%.
Total employees: 9 in October 2021 and 25 in October 2026.

## Changes in the filing (last 12 months)

### April 2026
- Employees performing advisory functions went from 10 to 15.
- Regulatory assets under management went from $6,868,209,068 to $8,952,975,521 (+30%).
- Updated its list of owners and control persons (Schedule A).

### February 2026
- Registered or notice-filed in FL, MA.

### November 2025
- Updated its list of owners and control persons (Schedule A).

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Quinbrook Infrastructure Partners LLC (CRD 287822): Form ADV filing data as of October 2026.