FJ Labs
UnclaimedAt a Glance
- Check Size
- $250K – $5M
- Stage
- Pre-Seed, Seed, Series A
- AUM
- $1B
- Sectors
- Marketplace, Consumer, Fintech +1
- Founded
- 2015
- HQ
- New York, NY
About FJ Labs
FJ Labs is a prolific venture capital firm founded in 2015 by Fabrice Grinda, the co-founder of OLX, and Jose Marin. Based in New York, the firm has become one of the most active early-stage investors globally, with a laser focus on marketplace and network effect businesses. The firm's thesis is rooted in Grinda's extensive experience building and scaling OLX into one of the world's largest classified marketplaces.
FJ Labs takes a data-driven approach to investing, making decisions quickly based on their deep understanding of marketplace dynamics and unit economics. They invest across all sectors and geographies, from food delivery platforms like Rappi to luxury resale marketplaces like Rebag. The firm is known for writing smaller checks but making a high volume of investments, typically participating in pre-seed, seed, and Series A rounds. Their portfolio spans over 800 companies across more than 50 countries, making them one of the most globally diversified VC firms focused on marketplaces.
Investment Thesis
“Backs marketplace and platform founders globally, leveraging deep marketplace operating expertise from founding OLX and other platforms.”
Sector Focus
Investment Stage
Notable Portfolio Companies
Key Team (2)
Jose Marin
Founding Partner
Fabrice Grinda
Founding Partner
Fund History
- FJ Labs began as a series of small annual co-investment vehicles rather than a single institutional pool.
- SEC Form D filings show FJ Labs 3VC LLC raising $5.5 million from 86 investors in 2016, FJ Labs 4VC LLC $5.8 million from 74 investors in 2017, FJ Labs 5 VC $5.1 million in 2018, FJ Labs 6 VC $6.3 million from 89 investors across 2018 and 2019, and FJ Labs 7 VC $0.9 million in early 2019.
- A parallel FJ Labs Entrepreneurs Fund has been filed annually as a series of FJ Labs Funds, LP every year from 2020 through 2025.
- The firm institutionalized in 2021.
- FJ Labs III, LP filed its Form D in July 2021 and reported $122.1 million sold to 58 investors by September 2022, while FJ Labs Archangel I, LP filed in August 2021 and reported $117.2 million from 54 investors, roughly $239 million across the pair.
- Press accounts put the two-fund close at $260 million.
- FJ Labs IV, LP filed in March 2025 and had reported $73.5 million from 42 investors as of March 2026.
- Offering amounts on all three institutional vehicles are listed as indefinite.
Frequently Asked Questions
What stage does FJ Labs invest at?
FJ Labs primarily invests at the Pre-Seed, Seed, Series A stages. This means they focus on companies that are at the earliest idea or prototype phase.
Where is FJ Labs located?
FJ Labs is headquartered in New York, NY. Many of their portfolio companies are also based in this region, though they invest across geographies.
What sectors does FJ Labs focus on?
FJ Labs focuses on investments in Marketplace, Consumer, Fintech, Enterprise. Their portfolio reflects deep expertise and networks within these sectors.
What is FJ Labs's typical check size?
FJ Labs's typical investment check size ranges from $250K to $5M. Actual amounts may vary based on the stage, sector, and specific opportunity.
How much does FJ Labs have under management?
FJ Labs manages approximately $1B in assets under management (AUM) across their funds.
Similar Firms
Fund Operations Resources
Running a fund like FJ Labs? Independent guides to the software and processes emerging managers use to operate.
Best Fund Administration Software
Independent breakdown of fund administration platforms by fund size.
LP Reporting Software
Tools for capital account statements and investor updates.
Portfolio Monitoring Tools
How GPs track company performance across the portfolio.
VC CRM Software
Deal-flow and relationship management for investors.
Related tools and reading
The operating system for private capital.
Archstone runs the back office for venture, PE, real estate, and credit funds — LP reporting, capital calls, portfolio tracking, and fund accounting, in one platform. Now in alpha.