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Castanea Partners

Private funds

Newton, MACRD 160229Updated

Castanea Partners is an investment adviser based in Newton, MA, registered with the SEC since 2012. It provides investment management. Its clients include pooled investment vehicles. Its regulatory assets under management total $239 million, as filed on 31 March 2026.

5
Clients
Not reported
AUM per individual client
4
Advisory staff
1
Offices

From Form ADV filed 31 March 2026SEC record

Services and clients

Castanea Partners provides portfolio management for pooled vehicles. The firm advises 5 private funds.

Castanea Partners reports 5 pooled investment vehicles. These counts refer to investment vehicles, rather than the individual investors in them. Of its assets, 100.0% ($239M across 5 accounts) are managed with discretion.

Clients and assets by client type
Clients5 clients
Assets$239M
Share of clients and assets by client type
Client typeClientsAssets
Pooled investment vehicles100%100%
Client breakdown and activity details
Pooled investment vehicles
Clients
5
Regulatory AUM
$239M
AUM share
100.0%
Avg. per client
$47.8M

Total

Clients
5
Regulatory AUM
$239M
AUM share
100%
Avg. per client
$47.8M
Clients outside the U.S.
0%
Clients advised without assets under management last fiscal year
0
Private funds advised
5

Fees and minimums

Castanea Partners is paid through a percentage of assets under management and other compensation; its fees and minimums are set out in its brochures on the SEC website.

Ownership and people

Brian Knez owns 50% to 75% of Castanea Partners. The leadership team of Castanea Partners includes Chief Financial Officer Colleen Love. It has 6 employees, 4 of them in advisory roles.

Leadership

  • Colleen Love
    Chief Compliance Officer and Chief Financial Officer
  • Brian Knez
    Managing Partner
  • Robert Smith
    Managing Partner

Staff

  • 6 employees
  • 4 in advisory functions
Who owns the firm
Castanea Partners Inc.· the adviser
  • Brian Knez

    Control person · since July 2001

    Owns 50% to 75% of Castanea Partners Inc.
  • Robert Smith

    Control person · since July 2001

    Owns 50% to 75% of Castanea Partners Inc.

Growth and acquisitions

Castanea Partners’ regulatory assets fell from $949M (March 2021) to $239M (March 2026); clients fell from 6 to 5 and employees from 8 to 6.

By annual filing
Measure
Figures from each annual filing
Castanea Partners figures from each annual Form ADV filing
FiledRegulatory AUMClientsEmployeesOffices
March 2026$239M561
March 2025$246M571
March 2024$423M681
March 2023$715M681
March 2022$937M681
March 2021$949M681

Offices and registration details

Besides its headquarters, Castanea Partners has 0 offices, with 1 listed address in Massachusetts.

Listed office addresses in Massachusetts
Newton

Massachusetts · 1 listed address

  • Three Newton Executive Park Ste 304, NewtonHQ

Contact and registration details

Legal name
Castanea Partners Inc.
Headquarters
Three Newton Executive Park Ste 304, Newton, MA 02462
SEC file
801-73298
Structure
Delaware corporation
Fiscal year end
December

Custodians

Castanea Partners has custody of client assets.

Common questions

How many clients does Castanea Partners have?

Castanea Partners has 5 clients and manages $239 million for them, as of March 2026. They include 5 pooled investment vehicles.

Source: Form ADV Part 1A, Items 5.D and 5.F, filed 31 March 2026

What services does Castanea Partners offer?

Castanea Partners provides portfolio management for pooled vehicles.

Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file

How many financial advisors does Castanea Partners have?

Castanea Partners has 0 investment adviser representatives registered with state securities authorities, out of 6 employees, and 4 perform investment advisory functions. None are registered representatives of a broker-dealer or licensed insurance agents.

Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file

Who owns Castanea Partners?

Castanea Partners’ direct owners are Brian Knez (50% to 75%) and Robert Smith (50% to 75%).

Source: Form ADV Part 1A, Schedules A and B, filed 31 March 2026

How does Castanea Partners get paid?

Castanea Partners is paid through a percentage of assets under management and other compensation. Its Form ADV lists no commissions or performance-based fees among how it is paid.

Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file

How do I contact Castanea Partners?

Castanea Partners’ main office is at Three Newton Executive Park Ste 304, Newton, MA 02462. Its phone number is 617-630-2400. Its website is castaneapartners.com.

Source: Form ADV Part 1A, Item 1.F, filed 31 March 2026

Sources and methodology

  1. Form ADV Part 1A, amendment filed 31 March 2026. Items 1, 5, 9, 11 and Schedules A, B and D.
  2. IAPD firm record, CRD 160229.
  3. SEC registered adviser data, annual Form ADV amendments filed 30 March 2021 to 31 March 2026. Items 1.F and 5.

Retrieved 15 October 2026. All are published by the SEC and may have been amended since. Disciplinary history is not yet shown here. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one. The logo is reproduced for identification from Castanea Partners Inc., website.

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