InvestorFounders Fund is a venture capital firm based in the United States, founded in 2005. It invests in technology companies across various sectors and stages.

Primary Venture Partners is a New York-based early-stage venture capital firm that focuses on investing in innovative technology solutions across various sectors. Founded in 2015, they emphasize a specialized approach to support founders in achieving growth.
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Primary Venture Partners is a specialized seed fund founded in 2015 and based in New York City. The organization focuses on backing founders who are building innovative solutions in various sectors, particularly in technology. Their investment strategy emphasizes specialized, concentrated, and scaled approaches, with a focus on companies that demonstrate a direct impact on their profit and loss (P&L) statements. Primary Venture Partners operates an incubation engine called PrimaryLabs, which supports the launch of new companies within their portfolio. They are committed to providing substantial resources to help founders succeed.
Primary Venture Partners invests in early-stage companies, specifically from inception to seed stage. Their investment strategy is characterized as specialized, concentrated, and scaled, focusing on sectors including consumer, cybersecurity, fintech, healthcare, GTM tech, and industrials.
Primary Venture Partners provides value to portfolio companies through specialized support, strategic guidance, and access to a network of industry experts and resources, helping them scale and innovate effectively.
Primary Venture Partners focuses on early-stage technology companies in sectors such as fintech, healthcare, and AI. They prefer to invest in B2B SaaS and companies that demonstrate a direct impact on their profit and loss statements.
Founders can pitch by emailing sam@primary.vc. It is advisable to include a detailed deck outlining the business model, market opportunity, and team background.
The firm has a unique operational support model, with a team of over 20 operational staff, providing extensive resources to portfolio companies. This structure allows them to offer significant mentorship and support beyond capital.
While initially focused on New York City, Primary Venture Partners is expanding its investment strategy to include startups nationwide.
Primary Venture Partners typically invests between $100,000 and $10 million, with a sweet spot of $5-10 million for their latest fund.
From public sources
PitchBook's public Primary Venture Partners preview lists Etched with deal date 2026-08-18.
Source: Primary Venture Partners investment portfolio | PitchBookPitchBook's public Primary Venture Partners preview lists TeRAM with deal date 2026-09-10.
Source: Primary Venture Partners investment portfolio | PitchBookPitchBook's public Primary Venture Partners preview lists Inspiren with deal date 2026-09-10.
Source: Primary Venture Partners investment portfolio | PitchBookPitchBook's public Primary Venture Partners preview lists Zero (Helsinki) with deal date 2026-09-15.
Source: Primary Venture Partners investment portfolio | PitchBookPitchBook's public Primary Venture Partners preview lists Forgepoint with deal date 2026-10-14.
Source: Primary Venture Partners investment portfolio | PitchBookPrimary describes its Impact team as more than 60 operators embedding with portfolio companies to help with hiring, deals and fundraising.
Source: Primary Venture Partners aboutSuperscout Pro
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