Explore London's tech ecosystem
Access Industries is a privately held global investment company founded in 1986, with offices in New York, London, and Mill Valley, California. It holds long-term positions across a diversified portfolio spanning media and entertainment, technology ventures, natural resources and chemicals, real estate, and biotechnology. Notable holdings include Warner Music Group, DAZN, LyondellBasell, A24, and Calpine.
MaryleboneAccrue Capital is a UK property investment, development, and asset management firm founded in 2009. The firm invests its own capital alongside joint venture partners and has acquired circa £250 million of assets across a broad range of real estate disciplines and asset classes, including offices, residential, and student accommodation.
TootingACE Ventures is a Swiss-based, early-stage VC firm partnering with the next generation of Swiss tech founders who are building transformative businesses, both in Switzerland and abroad.
Oxford StreetAcorn Capital Partners is a UK-based corporate finance and investment firm incorporated in 1999, registered in Derbyshire. The firm raises capital for growing companies by working with private equity funds and high-net-worth individuals, and also invests directly in businesses, typically taking an active management role. It has made investments in a range of sectors including logistics, food production, and technology.
Actis is a London-headquartered global investment firm founded in 2004, specialising in sustainable infrastructure across growth markets in energy, digital infrastructure, long-life infrastructure, and real estate. The firm manages approximately $12.7 billion in assets under management across India, Latin America, South East Asia, the Middle East, Africa, and beyond. In October 2024, Actis joined forces with General Atlantic, creating a combined platform of approximately $97 billion in assets under management.
South BankActive Partners is a London-based consumer-focused investment firm incorporated in June 2004, partnering with visionary founders to build iconic consumer brands. The firm backs businesses from early-stage startups through to established companies seeking step-change growth, investing exclusively in the consumer sector with expertise across brand building, internationalisation, and scaling. It is authorised and regulated by the FCA and is a member of the BVCA.
FulhamAda Ventures is a UK-based pre-seed inclusive venture capital firm that invests £250k–£1.5m in technology companies at their first funding round, before clear signs of product-market fit. Incorporated in 2018 and launching its first fund in late 2019, it focuses on European founders building businesses addressing climate equity, economic empowerment, and healthy ageing, operating from offices in London and Bristol.
Notting HillAdams Street Partners is a global private markets investment manager founded in 1972, managing approximately $70 billion in assets (as at December 2025) across primary, secondary, co-investment, growth equity, and private credit strategies. It serves more than 770 institutional investors and operates 14 offices worldwide, including a London office near Marble Arch.
Oxford StreetLondon family office backing pre-seed to Series A startups across technology, deep science, and the arts; average cheque £150k; runs the Founders' Floor co-working hub in Holborn.
Knowledge QuarterAdvantage Business Angels is a UK angel network that has been sourcing equity finance for early-stage and growing businesses since 2003, having raised over £30 million across more than 200 transactions. The network connects entrepreneurs seeking investment with angel investors, typically writing tickets of £50,000 to £500,000, and has a stated historical success rate ahead of the market norm.
Advantage Early Growth Fund (AEGF) is a closed venture capital co-investment fund based in Tamworth that invested in early-stage businesses with growth potential located within the West Midlands region of the UK. The fund made over 100 investments in West Midlands companies alongside private sector investors and is fully invested and no longer accepting new applications.
Advent International is a global private equity firm founded in 1984 with approximately $100 billion in assets under management and 600+ colleagues across five continents. The firm invests across five sectors — business and financial services, consumer, healthcare, industrials, and technology — in more than 44 countries. It operates from offices across the Americas, Europe, and Asia-Pacific, including a UK presence in London.
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Oxford StreetAgilitas is a pan-European mid-market private equity firm founded in 2011, specialising in transformational investments in defensible businesses across sectors including TMT, healthcare, education, environmental services, and protection and security. The firm works closely with management teams to develop and execute multi-dimensional transformation plans, with a strong operational focus, an ESG emphasis, and offices in London, Paris, Copenhagen, Luxembourg, Frankfurt, and Milan. Agilitas closed its Agilitas 2020 Private Equity Fund at its €565 million hard cap in March 2021.
VictoriaAir Street Capital is a London-based early-stage venture capital firm investing in AI-first companies building enduring, high-impact businesses. The firm focuses on backing founders as early as possible, typically at pre-seed and seed stage, and recently closed Fund III at $232M.
Individual angel investor based in London with a focus on fintech, regtech, SaaS, enterprise software, and cyber security. Active across pre-seed and seed-stage rounds with a portfolio that includes companies such as NowWeComply, Aire Labs, Ometria, and Driftrock.
AlbionVC is the technology investment arm of Albion Capital Group LLP, founded in 1996 and based in London. The firm partners with visionary founders with long-term capital and scale-up expertise, investing from seed through to Series B primarily in UK-based high-growth B2B software and technology-enabled services businesses. AlbionVC manages approximately £1 billion of venture funds and has backed notable companies including Booking.com, Quantexa, and Elliptic.
FarringdonAlchemy Partners is a London-based private equity and special situations investment firm founded in 1997, specialising in distressed debt, capital solutions, and equity investments across Europe. The firm has completed over 230 transactions and advises approximately £2.8 billion of assets across 16 European countries.
Oxford StreetAlderley Park Ventures is a seed investment fund managed by Pioneer Group (formerly BioCity), providing pre-seed and seed funding to early-stage life sciences companies based at or connected to Alderley Park in Cheshire. The fund typically invests between £50,000 and £500,000 in therapeutics, diagnostics, medical technologies, and digital health.
Oxford StreetBritish serial entrepreneur and angel investor; founder of LoveFilm, Zoopla, and Cazoo; awarded OBE for services to digital entrepreneurship in 2016.
Alma Angels (trading as The Alma Community) is a London-based angel investment community that backs women founders and co-founders building technology or IP-rich ventures with global ambitions at pre-seed and seed stage. The community has trained over 600 leaders and changemakers and supported more than 250 women-founded ventures, generating $1.6 billion in enterprise value, and hosts the annual Alma Summit.
King's CrossUS-based venture capital firm founded in 2014 that provides diversified startup investment funds for accredited individuals and institutions, with a London office.
Oxford StreetAlvarium Investments was a London-based independent multi-family office and wealth management firm, originally established in 2009 as LJ Partnership before rebranding as Alvarium Investments in 2019. In January 2023, Alvarium merged with Tiedemann Group and listed on NASDAQ as AlTi Global (ticker: ALTI), an ultra-high-net-worth wealth and asset management business with approximately $90 billion in assets under management and administration as of early 2026.
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