.406 Ventures
.406 Ventures is a uS venture capital firm managing multiple institutional investment funds.
Analyst Perspective
.406 Ventures is a private venture capital firm based in the United States. Based on the provided data, it operates as an active investment manager that raises committed capital from limited partners and deploys that capital through successive core funds. The business makes money primarily through fund management fees and performance-based carried interest on investment gains. Its direct customers are institutional and high-net-worth limited partners allocating capital to venture funds, while its portfolio companies are the recipients of investment capital and strategic support rather than the primary paying customers.
Analyst Signal Briefing
Updated: 2 Jul 2026.406 Ventures has strengthened its investment portfolio with a $6.9 million funding round for Relai Inc., an AI infrastructure startup prioritising the reliability of autonomous agents for enterprises. In the healthcare sector, portfolio company InStride Health reported significant clinical improvements and announced an expansion across the East Coast. These updates, alongside endorsements from Big Health leadership regarding the firm's consistent partnership, underscore .406's commitment to scaling specialised technology and healthcare platforms.
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Key insights about .406 Ventures
Category Differentiation
.406 Ventures is a venture capital firm, not an adtech, martech or software operating company. It should be classified as an investor managing funds rather than as a portfolio company or agency.
.406 Ventures: About
The firm operates a venture capital model: it raises closed-end investment funds from limited partners, invests that capital into private companies, supports portfolio development over time, and seeks returns through exits and portfolio appreciation. Value is created through sourcing deals, selecting companies, helping them scale, and recycling fundraising momentum into subsequent funds.
How .406 Ventures Works & Monetises
Business model analysis and core revenue streams
The core monetisation model is fund management: recurring management fees charged on committed or managed capital, plus carried interest tied to investment performance and realised exits. Revenue therefore depends on assets raised, fund tenure, and eventual capital gains from successful portfolio outcomes rather than software subscriptions or transactional usage fees.
Revenue Channels
Recent Signals (.406 Ventures)
New Leadership Quote from Yael Berman, CEO of Big Health
The thing about .406 that I’ve experienced firsthand, across two companies, is that they show up the same way in the hard moments as they do in the good ones...
Read original sourceRelai raises $6.9M to enable verifiable and continuous learning for AI agents
Artificial intelligence infrastructure startup Relai Inc. said today it has closed on $6.9 million in funding as it bids to ensure the reliability of autonomous AI agents for enterprises.
Read original sourceInStride Health Sustains Outstanding Clinical Results in Third Annual Outcomes Report; Announces State Expansion Across East Coast
InStride Health, the leader in pediatric mental health for young people with complex anxiety, OCD, and related disorders, today announced findings from its 2026 Annual Clinical Outcomes Report, highlighting significant clinical improvement across a large, real-world patient population as the organization scaled care to more youth and families.
Read original source.406 Ventures: Frequently Asked Questions
What is .406 Ventures?
.406 Ventures is a private US venture capital firm that raises and manages investment funds for limited partners.
Who uses .406 Ventures?
Its direct customers are limited partners such as institutional investors and high-net-worth capital allocators, while portfolio companies receive investment and support.
How does .406 Ventures make money?
It primarily earns management fees on committed capital and carried interest from successful investment outcomes.
Company Facts
- Founded
- 2005
- Headquarters
- Independence Wharf, 470 Atlantic Avenue, 12th Floor, Boston, MA 02210
- Core Segment
- Private Equity, VC & Investor
- Company Size
- 10–49
- Official Link
- 406ventures.com