Private Equity

Updated:

Socii Capital

Socii Capital are specialist investors who partner with bold and mission-driven entrepreneurs to build next generation digital infrastructure companies.

Socii Capital logo

Socii Capital

Socii Capital are specialist investors who partner with bold and mission-driven entrepreneurs to build next generation digital infrastructure companies. As a small, focused fund they are committed to quality over quantity, with a highly concentrated portfolio. Their name means partners with aligned interests, and they measure themselves by driving good exits and building lasting relationships with partners.

General information

Firm type

Private Equity

Year founded

2017

Location

Region

North America

Country

United States

City

San Francisco

Corporate office

San Francisco, CA, United States

Principals

Yuan Chen

Operator turned capital allocator

Simon Mahony

Exited founder and investor

Jack Blyzinskyj

Tech operator

Sector focus

Enterprise SoftwareAI/MLFinTechInsurTechDigital HealthMobility & TransportationPropTech

Frequently asked questions

Who runs investment decisions at Socii Capital?

The three principals — Yuan Chen, Simon Mahony and Jack Blyzinskyj — appear to run investment decisions collectively. The firm's website describes each as an active investor aligned with their operating backgrounds, though it does not publish a formal investment committee structure or delineated voting authority.

What investment stages does Socii Capital target?

Socii Capital invests across early-stage, seed, growth and pre-IPO rounds. Portfolio holdings such as Revolut and Vouch illustrate a willingness to follow a company from its earliest institutional rounds into later-stage private financing.

Does Socii Capital participate in fund commitments or only direct deals?

Only direct equity deals are confirmed. The firm has not disclosed any fund-of-funds activity, GP-stake acquisitions, or secondary-market purchases based on currently available public information.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

Need institutional-grade insight on private equity firms?

Altss delivers:

Principals with verified direct contactsAllocation history by asset classOSINT-derived deal signals
Book a demo

Prefer a guided tour?

We’ll walk you through:

Interactive funding timelinesCustom mandate & allocation filters
Book a demo

Browse by category

More San Francisco Private Equity profiles