Organization · Syndicate
10 East
10 East is a membership-based investment firm based in New York, specializing in providing sophisticated investors access to curated private market opportunities across various sectors, including private credit, real estate, private equity, and venture capital.
Overview
What 10 East does
What 10 East is
10 East is a membership-based investment firm based in New York, specializing in providing sophisticated investors access to curated private market opportunities across various sectors, including private credit, real estate, private equity, and venture capital.
How it participates in the startup ecosystem
The current public profile supports funder and community capabilities. Each capability below is shown separately so organization identity and role-specific information do not get conflated.
Operational profile
Organization status and context
Organization status describes the entity itself. Funding and program availability appear within the relevant capability profile.
- Operational status
- Active
- Organization type
- Syndicate
- Founded
- Founded in 2010
- Approximate age
- About 16 years
- Structured capabilities
- Funder · Community
- Last reviewed
- April 23, 2026
What Syndicate means
A syndicate is a coordinated group investment into a deal, typically led by one investor and funded by multiple backers.
Open the glossary entryOfficial channels
Find 10 East elsewhere
Open the official website or a supported primary organization account.
Capability profile
10 East as a funder
Investment thesis
10 East is a membership-based investment platform that provides sophisticated investors access to curated private market opportunities across various sectors, enabling customized portfolio construction through deal-by-deal co-investment.
Focus narrative
10 East invests in private market opportunities, emphasizing sectors that offer differentiated access and potential for high returns. The organization employs disciplined underwriting and rigorous selection processes to identify investment opportunities, allowing members to construct customized portfolios based on their preferences.
Value beyond capital
10 East provides its members with curated access to niche private market opportunities, allowing for customized investment strategies. The firm leverages the expertise of its founder, Michael Leffell, and a network of sophisticated investors to identify and evaluate high-potential investments.
Focus and fit
- Stages
- Seed · Series A · Series B · Series C · Series D · Series E · Growth Equity · Pre-IPO · Ipo
- Regions
- North America
Availability
- Currently deploying
- Yes
Portfolio and track record
- Recorded portfolio count
- 116
Portfolio context
10 East has invested over $1.8 billion across more than 116 closed investments, although specific portfolio companies have not been publicly disclosed.
Capability profile
10 East as a community
Community overview
10 East is a membership-based investment organization that focuses on building private market portfolios for sophisticated investors. Founded in 2010 by Michael Leffell, it is headquartered in New York and specializes in providing access to institutional-quality private deals, aiming for asymmetric returns and alignment with investor interests.
Community focus
10 East invests in a variety of private market opportunities, emphasizing sectors that offer differentiated access and potential for high returns. The organization employs disciplined underwriting and rigorous selection processes to identify investment opportunities across private credit, real estate, private equity, and venture capital.
Member value
Members of 10 East benefit from curated access to private market opportunities, allowing them to construct customized portfolios through deal-by-deal co-investment. This model enables sophisticated investors to invest at their discretion in single-investment vehicles and niche fund vehicles.
Membership
- Pricing models
- fixed-tuition
Format and cadence
- Modality
- online
- Schedule
- rolling-admissions
- Commitment
- light
Availability
- Membership state
- Accepting
Audience and fit
- Audience
- Founders · Investors · Fund Managers
- Benefits
- network-access
- Program types
- community
- Selection criteria
- open
- Regions
- North America
Community activity
Notable members
Michael Leffell, Founder and Chairman, is a notable figure associated with 10 East, having previously served as Deputy Executive Managing Member at Davidson Kempner and currently holding positions at Portage Partners and Canoe Intelligence.
Common questions
What to know about 10 East
Upseed classifies 10 East under the Syndicate organization type. Its current public profile includes funder and community capabilities.
Source and update disclosure
Know what this page is based on
Source basis
Public organization and program material, official websites, and structured Upseed records.
Last reviewed
April 23, 2026
Known limits
Capability profiles appear only when a structured public profile also contains decision-useful role evidence. Terms and availability can change.
Upseed is an independent guide. It is not affiliated with or endorsed by the organization described on this page.