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East Rock Capital

Multifamily office listing in New York, New York, United States.

  • SEC-registered
Headquarters
New York, NY
Regulatory AUM
$4.8 billion
Employees
38
SEC CRD
157433

East Rock Capital is a New York wealth manager serving a select group of families since 2006.2

Overview

EAST ROCK CAPITAL, LLC is the firm’s legal and primary business name.1 Its principal office is in New York.1 The firm’s website also lists offices in Charlotte and Miami.2

History

The firm’s website states that East Rock Capital has served families since 2006.2 Its principal office is listed in New York.2

Services

The supplied primary sources describe East Rock Capital as a wealth manager for families.2 The firm’s website presents its work as managing and compounding long term assets for the families it serves.2 It also describes investment research, sourcing and portfolio construction as central parts of its work.3

Client focus

East Rock Capital’s website says it serves a select group of families.2 Its stated purpose is to manage family assets so clients can focus on the matters they value most.2

Investment philosophy and approach

The firm says strong investment results begin with people, relationships and careful judgment.23 It describes a sourcing process built around identifying distinctive opportunities through talent, alignment and trust.3 The firm says an effective analytical perspective can help identify attractive investments.3

East Rock Capital says portfolios should combine varied exposures that do not move together and should be arranged with protection against losses in mind.3 It describes a preference for portfolios designed to perform across different market conditions instead of relying on forecasts.3 The firm also states that younger investment managers with strong motivation may offer attractive opportunities for investors.3

The firm describes alignment among its own capital, client capital and the capital of external partners.3 It says that seeking to protect capital can be consistent with pursuing growth and returns.3 The website also states a commitment to conscientious investing.3

By the numbers

Regulatory AUM by year$0K$1.3B$2.6B$3.9B$5.2B2016201720182019202020212022202320252026
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 157433. As of .
Regulatory assets under management
YearRegulatory AUMDiscretionaryNon-discretionary
2016$1.8 billion$1.7 billion$68 million
2017$1.8 billion$1.8 billion$64 million
2018$2.0 billion$2.0 billion$0
2019$2.0 billion$2.0 billion$0
2020$2.1 billion$2.1 billion$0
2021$2.6 billion$2.6 billion$0
2022$3.1 billion$3.1 billion$0
2023$3.2 billion$3.2 billion$0
2025$3.9 billion$3.9 billion$0
2026$4.8 billion$4.8 billion$0
Average AUM per client by year$0K$70M$140M$210M$280M20182019202020212022202320252026
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 157433. Regulatory AUM divided by the client count reported in Item 5D. Client types reported as fewer than 5 are not counted, so this is approximate. As of .
Average AUM per client
YearAverage AUM per client
2018$186 million
2019$182 million
2020$193 million
2021$185 million
2022$255 million
2023$249 million
2025$178 million
2026$190 million
Clients by type (2026)Pooled investment vehicles15High net worth individuals10
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 157433. "<5" means the firm reported fewer than 5 clients of that type. As of .
Clients by type
Client typeClients (2026)
High net worth individuals10
Pooled investment vehicles15
Employees by year0102131422016201720182019202020212022202320252026
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 157433. As of .
Employees reported on Form ADV
YearEmployees
201612
201714
201817
201919
202022
202127
202226
202331
202538
202638

Ranks #8 of 22 SEC-registered firms in NY on MultifamilyOffices.com by regulatory AUM.

Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 157433. Ranking uses only firms profiled on MultifamilyOffices.com. As of .

FAQs

When did East Rock Capital begin serving families?

The firm’s website says East Rock Capital has served families since 2006.2

Where are East Rock Capital’s offices?

The principal office is in New York.1 The firm’s website lists additional offices in Charlotte and Miami.2

How does East Rock Capital describe its investment approach?

The firm describes an approach centered on identifying distinctive opportunities, building diversified portfolios with downside protection and maintaining alignment among the firm, clients and external partners.3

  • LocationMultifamily offices in New York

    This New York directory helps families compare multifamily offices serving the region. It gives a reader considering East Rock Capital, LLC a broader view of local firms, client profiles, and service approaches relevant to wealth management for a select group of families.

  • GuideMultifamily office services

    This overview explains the types of support a multifamily office may provide, from investment oversight to coordination with advisers and family governance. A business owner or family reviewing East Rock Capital, LLC can use it to identify which services matter most for their situation.

  • GuideHow to choose a multifamily office

    This guide outlines questions to ask about experience, services, communication, fees, and client fit. Those points can help a New York family or business owner prepare for an informed discussion with East Rock Capital, LLC before deciding whether its approach matches their needs.

  • GuideThe annual MFO review

    The annual MFO review offers a recurring reference for tracking firms, market developments, and changes across the multifamily office sector. Readers assessing a New York wealth manager can use it to frame current questions about firm structure, services, and the type of families served.

  • Similar firmsAVESTAR CAPITAL, LLC
    BBH Multi-Family Office
    Beatrice Advisors

    Profiles of AVESTAR CAPITAL, LLC, BBH Multi-Family Office, and Beatrice Advisors provide nearby comparisons within the same broader category. Reviewing these firms alongside East Rock Capital, LLC can help a family or business owner compare locations, service descriptions, and stated client focus.

Sources

  1. SEC Form ADV (filing shown as 03/28/2025; accessed 2026-10-23).
  2. East Rock Capital homepage (accessed 2026-10-23).
  3. Investing, Our Craft (accessed 2026-10-23).

Claim or correct this profile

This profile is a factual summary written in our own words from public sources. It is for information only. It is not an endorsement, rating, ranking or recommendation, and it is not investment advice. MultiFamilyOffices.com is not affiliated with the SEC or with this firm unless stated. Form ADV figures are self-reported by the firm.

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