Robert Mailer
Rob Mailer focuses on private investment fund formation and fundraising, representing managers and investors across a wide range of strategies, including growth, venture capital, infrastructure, debt, and buy-out. He has a particular focus on clients investing in new technologies such as artificial intelligence and fintech, and has substantial experience advising teams on spin outs and the establishment of new fund management companies, as well as on defaulting investor and on other ongoing and end-of-life funds issues.
- Seedcamp, Europe’s premier seed-stage investor, on its setup and all subsequent venture capital funds, funds of one, and co-investments, most recently Seedcamp VI
- STAR Capital, a private equity firm, on the structuring and raising of its third pan-European investment fund, which focuses on developing strategic asset–based businesses in Western Europe, as well as various co‑investment vehicles
- Oxx, a growth venture capital investment firm, on its spinout from Amadeus, maiden European fund and subsequent funds, co-investments, and GP-led secondary
- Hoxton Ventures on the European aspects of Hoxton Ventures II and as lead fund counsel on Hoxton Ventures III
- Air Street Capital on the setup and subsequent migration of its management company business and raising its two funds to invest in artificial intelligence businesses
- Connect Ventures on the raising of its second, third, and fourth European venture capital funds for institutional investors
- Eos Venture Partners on its setup and various investment funds focused on the insurtech sector
- Fabric Ventures on the raising of Fabric Ventures 2021 SCSp to invest in scalable decentralized networks
- Apis Partners, an emerging markets growth fund manager, on its establishment and the raising of its first fund
- Concrete Ventures in its maiden fund investing in proptech businesses
- Entrepreneur First on its Singapore seed fund
- Force Over Mass Capital on its first closed-ended private fund for institutional investors
- Oxford Institute of Legal Practice, England, 2004, Diploma
- University of Oxford, 2003, B.A.
- England & Wales


Recommended, Media, technology and telecoms: Fintech The Legal 500 US (2024)
Ranked, USA: FinTech Legal: Corporate, Securities & Financing, Chambers FinTech (2024)
Recognized, Best Law Firms for Fund Formation, United Kingdom (Recommended), Leaders League and Décideurs (2021)
Ranked, Investment Funds: Private Equity, UK, Chambers Europe (2021)
Ranked, Investment Funds: Private Equity, Chambers UK (2021, 2022)
Ranked, Investment Funds: Private Equity: Venture Capital, Chambers UK (2021, 2022, 2024, 2025)
Highly Regarded, IFLR1000 Financial and Corporate (2021–2023)
Recommended, Investment Fund Formation and Management: Private Funds (Including Infrastructure Funds), The Legal 500 UK (2021–2025)
Recommended, Corporate and Commercial: Financial Services: Non-Contentious/Regulatory, The Legal 500 UK (2021)
