AdvisorCensus by AdvisorSEO Max

AdvisorCensus / Financial advisors / Washington / Seattle / Rainier Capital Partners LP

Rainier Capital Partners LP

Seattle, WASEC-registered investment adviserCRD 315967

Filed as RAINIER CAPITAL PARTNERS LP

Rainier Capital Partners LP is an SEC-registered investment advisory firm in Seattle, WA, registered since 2023, reporting $100 million to $500 million in regulatory assets under management in its Form ADV filing dated March 31, 2026.

3 years
registered since 2023
$379,496,389
assets under management
2 arrangements
Percentage of assets, Performance-based
None
disclosure items (Item 11)

Quick answers

From the filing

How is Rainier Capital Partners LP compensated?

On its Form ADV (Item 5.E, October 2026), Rainier Capital Partners LP reports these compensation arrangements: a percentage of assets under its management; performance-based fees.

Where is Rainier Capital Partners LP located?

Rainier Capital Partners LP's principal office is in Seattle, WA, according to its Form ADV.

Is Rainier Capital Partners LP registered with the SEC or a state?

Rainier Capital Partners LP is an SEC-registered investment advisory firm, registered since 2023. Status as filed: Approved. CRD 315967.

How much does Rainier Capital Partners LP manage?

Rainier Capital Partners LP reports $379,496,389 in regulatory assets under management in its Form ADV filing dated March 31, 2026 (100% discretionary).

How have Rainier Capital Partners LP's assets and staff changed since 2022?

In the Form ADV data for Rainier Capital Partners LP: Regulatory assets under management: $309,470,058 in the October 2023 data and $379,496,389 in the October 2026 data, up 23%. Total employees: 12 in October 2023 and 14 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Rainier Capital Partners LP serve?

By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (3).

Does Rainier Capital Partners LP 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/315967

What changed in Rainier Capital Partners LP's recent Form ADV filings?

In the April 2026 filing data: Employees performing advisory functions went from 12 to 13. Regulatory assets under management went from $339,667,670 to $379,496,389 (+12%). Updated its list of owners and control persons (Schedule A).

From the Form ADV filing

Every figure below is as the firm filed it with regulators, as of October 2026.

How the firm is compensated

Item 5.E
  • A percentage of assets under your management
  • Performance-based fees

Item 5.E lists how the firm is compensated for its advice; Items 5.B, 6.A, and 7.A show whether its people or related companies can also earn commissions. Percentage of assets, fixed, hourly, subscription, and performance-based fees come from clients (a performance-based fee depends on investment results); commissions come with a sale or a trade, often from the company behind the product. How fees, commissions, and other arrangements differ

Fees and minimums

Form ADV Part 2A

See the firm's brochure (dated March 30, 2026) for its fees and any account minimum, on the SEC's IAPD site.

Regulatory assets under management

Item 5.F
$379,496,389

$379,496,389 as of October 2026, filing dated March 31, 2026.

Discretionary: $379,496,389.Non-discretionary: $0.

A measure of scale, not skill or returns. Discretionary means the firm decides trades; non-discretionary means clients approve each one. What assets under management means

Who the firm serves

Item 5.D
Pooled investment vehicles (other than investment companies and business development companies)
Clients 3 Assets $379,496,389 (100%)

A firm with no individual clients is an institutional manager even if it manages billions; the mix tells you whom the practice is built around.

Advisory services

Item 5.G
  • Portfolio management for pooled investment vehicles (other than investment companies)

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2023 (3 years)
Employees
Total: 14. Performing investment advisory functions: 13.
Wrap fee program participation
No.
States registered or notice-filed
1 state or jurisdiction
WA

SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration

Disclosures

Item 11

None Reports no disclosure items on Form ADV Item 11. View on IAPD.

Item 11 asks about criminal, regulatory, and civil events involving the firm and its advisory personnel. The detail of each yes answer is on the IAPD record. Reading a firm's disclosures

Assets and staff over time

Items 5.A, 5.F
Not reported 2022 $309M 2023 $313M 2024 $340M 2025 $379M 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$379,496,38914March 31, 2026
October 2025$339,667,67013April 25, 2025
October 2024$312,866,70311March 29, 2024
October 2023$309,470,05812September 10, 2023
October 2022Not reportedNot reportedMarch 4, 2022

Regulatory assets under management: $309,470,058 in the October 2023 data and $379,496,389 in the October 2026 data, up 23%.

Total employees: 12 in October 2023 and 14 in October 2026.

As filed in each year's data for the same month. Assets under management move with markets as well as with clients coming and going; they measure scale, not skill or returns. Most firms update these figures once a year.

Changes in the filing

Last 12 months
  1. April 2026
    • Employees performing advisory functions went from 12 to 13.
    • Regulatory assets under management went from $339,667,670 to $379,496,389 (+12%).
    • Updated its list of owners and control persons (Schedule A).

Compared month to month from the SEC's monthly adviser data and the state compilation feed. Owners and control persons are summarized, never named.

Websites listed on Form ADV

Item 1.I
rainierpartners.com

Source: Form ADV, as of October 2026. Values appear as filed; a value the firm did not report is shown as "Not reported."

Cite this page

AdvisorCensus. Rainier Capital Partners LP (CRD 315967): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/rainier-capital-partners-lp-seattle-wa-315967