110 family offices that invest in startups and venture capital
We list 110 family offices that invest in startups and venture capital as of November 2026: 84 single family offices and 26 multi-family offices, 58 sourced from an SEC filing and 52 from the office's own site or a company register, last checked on 10 Nov 2026. London (19), New York (8) and Dubai (7) hold the most offices on this list.
Top 10 family offices that invest in startups and venture capital, ranked by disclosed assets
The rule: the assets an office discloses in a Form ADV or 13F filing, largest first. 20 of the 110 offices on this list disclose a figure; offices that do not disclose are not ranked. It is a measure of size as filed, not of quality or returns.
Pathstone
Type: Multi-family office · Location: Englewood, New Jersey, United States · Focus: Public Equities, Private Funds, Fixed Income, Private Equity · Disclosed assets: $110.3B regulatory AUM (Form ADV, filed 2026-03-31) · Source: SEC filing
Pathstone discloses $110.3B regulatory AUM (Form ADV, filed 2026-03-31); 5 named decision-makers on file; last checked 10 Nov 2026.
BMO Family Office, LLC
Type: Multi-family office · Location: Chicago, Illinois, United States · Focus: Public Equities, Private Funds, Private Equity, Real Estate · Disclosed assets: $10.0B regulatory AUM (Form ADV, filed 2026-01-28) · Source: SEC filing
BMO Family Office, LLC discloses $10.0B regulatory AUM (Form ADV, filed 2026-01-28); 5 named decision-makers on file; last checked 4 Nov 2026.
Proficio Capital Partners LLC
Type: Multi-family office · Location: Newton, Massachusetts, United States · Focus: Public Equities, Private Funds, Fixed Income, Real Estate · Disclosed assets: $8.2B regulatory AUM (Form ADV, filed 2026-09-01) · Source: SEC filing
Proficio Capital Partners LLC discloses $8.2B regulatory AUM (Form ADV, filed 2026-09-01); 5 named decision-makers on file; last checked 10 Nov 2026.
Sepio Capital, LP
Type: Multi-family office · Location: Salt Lake City, Utah, United States · Focus: Public Equities, Private Funds, Private Equity, Real Estate · Disclosed assets: $5.6B regulatory AUM (Form ADV, filed 2026-04-27) · Source: SEC filing
Sepio Capital, LP discloses $5.6B regulatory AUM (Form ADV, filed 2026-04-27); 5 named decision-makers on file; last checked 10 Nov 2026.
True North Advisors, LLC
Type: Multi-family office · Location: Dallas, Texas, United States · Focus: Public Equities, Real Estate, Venture Capital and Startups, Hedge Funds · Disclosed assets: $5.4B regulatory AUM (Form ADV, filed 2026-10-30) · Source: SEC filing
True North Advisors, LLC discloses $5.4B regulatory AUM (Form ADV, filed 2026-10-30); 5 named decision-makers on file; last checked 10 Nov 2026.
CM Wealth Advisors LLC
Type: Multi-family office · Location: Beachwood, Ohio, United States · Focus: Private Funds, Private Equity, Venture Capital and Startups, Real Estate · Disclosed assets: $3.6B regulatory AUM (Form ADV, filed 2026-03-24) · Source: SEC filing
CM Wealth Advisors LLC discloses $3.6B regulatory AUM (Form ADV, filed 2026-03-24); 5 named decision-makers on file; last checked 10 Nov 2026.
Certuity, LLC
Type: Multi-family office · Location: North Palm Beach, Florida, United States · Focus: Public Equities, Private Equity, Private Funds, Fixed Income · Disclosed assets: $3.3B regulatory AUM (Form ADV, filed 2026-04-30) · Source: SEC filing
Certuity, LLC discloses $3.3B regulatory AUM (Form ADV, filed 2026-04-30); 1 named decision-maker on file; last checked 10 Nov 2026.
Legacy Knight MFO, LLC
Type: Multi-family office · Location: Dallas, Texas, United States · Focus: Public Equities, Private Equity, Real Estate, Direct Investments · Disclosed assets: $2.8B regulatory AUM (Form ADV, filed 2026-05-14) · Source: SEC filing
Legacy Knight MFO, LLC discloses $2.8B regulatory AUM (Form ADV, filed 2026-05-14); 2 named decision-makers on file; last checked 10 Nov 2026.
Manchester Capital Management LLC
Type: Multi-family office · Location: United States (Manchester office) · Focus: Public Equities, Private Funds, Private Equity, Venture Capital and Startups · Disclosed assets: $2.8B regulatory AUM (Form ADV, filed 2026-07-06) · Source: SEC filing
Manchester Capital Management LLC discloses $2.8B regulatory AUM (Form ADV, filed 2026-07-06); 1 named decision-maker on file; last checked 10 Nov 2026.
Avestar Capital, LLC
Type: Multi-family office · Location: New York, New York, United States · Focus: Public Equities, Private Equity, Real Estate, Private Credit · Disclosed assets: $2.1B regulatory AUM (Form ADV, filed 2026-09-24) · Source: SEC filing
Avestar Capital, LLC discloses $2.1B regulatory AUM (Form ADV, filed 2026-09-24); 3 named decision-makers on file; last checked 10 Nov 2026.
All 110 family offices that invest in startups and venture capital: full detail on the first 25
You are seeing every office name, with full detail on 25 of 110. The file adds the detail for the other 85, 181 named decision-makers and 36 office emails.
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How these 110 break down
By city
| City | On this list | Share |
|---|---|---|
| London | 19 | 17% |
| New York | 8 | 7% |
| Dubai | 7 | 6% |
| Riyadh | 5 | 5% |
| Manama | 5 | 5% |
| Dallas | 3 | 3% |
| Miami | 3 | 3% |
| Boston | 2 | 2% |
| Chicago | 2 | 2% |
| San Francisco | 2 | 2% |
Full lists, each with its own row count: Family offices in London (90)Family offices in Dubai and the UAE (65)Family offices in Miami and South Florida (23)Family offices in Boston (10)
By US state
| US state | On this list | Share |
|---|---|---|
| New York | 8 | 7% |
| California | 7 | 6% |
| Florida | 6 | 5% |
| Texas | 5 | 5% |
| Massachusetts | 4 | 4% |
| New Jersey | 2 | 2% |
| Illinois | 2 | 2% |
| Colorado | 2 | 2% |
Full lists, each with its own row count: Family offices in New York (68)Family offices in California (56)Family offices in Florida (40)Family offices in Texas (45)Family offices in Massachusetts (13)Family offices in Chicago and Illinois (17)Family offices in Colorado (15)
By region
| Region | On this list | Share |
|---|---|---|
| United States | 63 | 57% |
| United Kingdom | 26 | 24% |
| Gulf | 20 | 18% |
Full lists, each with its own row count: Family offices in the United States (481)Family offices in the United Kingdom (157)Family offices in the Gulf (85)
By type
| Type | On this list | Share |
|---|---|---|
| Single family office | 84 | 76% |
| Multi-family office | 26 | 24% |
Method and limits
- Source
- 58 of the 110 rows come from an SEC filing (Form ADV or 13F); the rest from the office's own website or a company register. Asset figures are shown only where a filing gives them.
- Inclusion rule
- Single and multi-family offices that a public source identifies as a family office: an SEC filing, a company register or the office's own website. On this list: offices that name startups and venture capital as a focus.
- Order
- Ordered by how much of each office's record is filled in from public sources, then alphabetically. Disclosed assets are shown where a Form ADV or 13F filing gives them.
- Last refreshed
- November 2026. Rows on this list were checked between 4 Nov 2026 and 10 Nov 2026.
- Fill rates
- Of 110 rows: focus 110, website 95, disclosed assets 20. In the paid file: named decision-makers on 62 rows, office email on 36, LinkedIn page on 27.
- Corrections
- Email hello@familyofficeroster.com or use the update form. We act within 5 working days.
Questions
How many family offices that invest in startups and venture capital are there?
We list 110 as of November 2026: 84 single family offices and 26 multi-family offices that name startups and venture capital as a focus on their own site or in a filing.
Where are family offices that invest in startups and venture capital based?
On this list: United States (63), United Kingdom (26) and Gulf (20). The most common cities are London (19), New York (8) and Dubai (7).
How do I contact family offices that invest in startups and venture capital?
62 of the 110 offices name at least one decision-maker in a public source and 36 publish an office email; Adeline Arts & Science names the most people (5). The file holds all 181 names with their roles. We list addresses the office publishes itself, never personal emails.
How many family offices that invest in startups and venture capital are single family offices and how many are multi-family offices?
84 single and 26 multi-family. A single family office manages one family's wealth: Adeline Arts & Science is one on this list. A multi-family office serves several families, often as a regulated adviser: Avestar Capital, LLC is one.
Where does the data on family offices that invest in startups and venture capital come from?
58 of the 110 offices come from an SEC filing (Form ADV or 13F) and 52 from the office's own website or a company register. Each row shows its source label and the date we checked it. The row checked most recently is Lyall Ventures, on 10 Nov 2026.
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