Explore London's tech ecosystem
Martlet Capital is a Cambridge-based pre-seed and seed investor providing patient capital to deep technology and life sciences startups with high growth potential. Originally the investment arm of the Marshall Group, it became independent in 2021 and was subsequently acquired by EMV Capital (a NetScientific subsidiary) in 2024, with over 70 investments and multiple successful exits including Abcam and Audio Analytic.
Meridian Growth Capital is a Southampton-based early-stage venture capital firm founded in 2009. It invests between £50,000 and £500,000 in seed and early-stage companies, with a focus on technology, telecommunications, biotechnology, and media sectors. The firm takes minority stakes and backs proven management teams across the UK, with notable exits including Blis (4x) and loveholidays.
Midven is a Birmingham-based venture capital fund manager, now operating as part of Future Planet Capital, that has been investing in early-stage, fast-growing SMEs in the West Midlands since 1993. The firm manages funds including the Midlands Engine Investment Fund and the West Midlands Co-Investment Fund, deploying up to £2m per investment into high-growth technology and SaaS businesses.
Moonfire is a London-based, technology-driven venture capital firm founded in 2019 that invests at pre-seed and seed stages in early-stage European startups. The firm uses proprietary machine-learning models to source and evaluate investment opportunities at scale, and focuses on five areas: security and infrastructure, work and knowledge, capital and finance, gaming and community, and health and wellbeing.
Oxford StreetMotherlabs is the science accelerator and incubator component of ARC West London, a Brookfield-owned advanced research cluster in Hammersmith. Launched in July 2022, it provides eight fully fitted and managed CL2 containment laboratory spaces for early-stage science, technology and innovation businesses, with specialisms including biopharma, RNA therapy, and gene and cell therapy. The facility reached full occupation in early 2024 and sits within ARC's wider Refinery development, co-located with the Leap programme run by Imperial College's incubator.
HammersmithNEXT by Yodlee Interactive was a fintech incubator and accelerator programme launched in August 2013 by Yodlee Interactive, described as the first financial technology incubator in Silicon Valley. The programme provided startups with $20,000 in funding, six months of free access to Yodlee's financial data API, dedicated technical support, and a series of bootcamps and Demo Day events. The programme later evolved into the Envestnet | Yodlee Launchpad following Yodlee's acquisition by Envestnet.
Canary WharfGovernment-backed £100m equity fund under the British Business Bank's NPIF II programme, managed by PXN Ventures to invest up to £5m per business in Northern England.
NX Hub is the entrepreneurship and innovation initiative of Goldsmiths, University of London, based in New Cross, operating with a digital-first approach to deliver workshops and events for local entrepreneurs. It supports business start-up and growth through the Creative Business Exchange, a programme of workshops and networking events for creative businesses in Lewisham, as well as a local entrepreneur network for collaboration and learning. Its particular focus is on the creative and digital economy and underrepresented founders in the Lewisham area.
New CrossNorgine Ventures is the corporate venture and venture debt arm of Norgine, a leading European specialist pharmaceutical company, established in 2012. It provides debt and debt-like financing to innovative, fast-growing companies in specialty pharma, diagnostics, and medical devices across Europe and the United States. The firm leverages Norgine's technical, regulatory, and operational expertise to support portfolio companies in the healthcare and life sciences space.
SouthallIndependent VC firm founded by the Universities of Manchester, Leeds, Sheffield and Liverpool, investing in deep tech and life sciences spinouts across the North of England.
Northstar Ventures is a venture capital firm founded in 2004 and headquartered in Newcastle upon Tyne, which invests in early- and later-stage high-growth companies focused on climate technology and healthy ageing. The firm has invested in over 185 companies across the North of England and beyond, managing funds including an EIS Growth Fund, the North East Spinout Inspire Fund (£22.5 million), and the Venture Sunderland Fund.
Oxford Investment Consultants LLP, trading as OTIF Ventures, is a venture capital firm established in 2015 that backs early-stage, EIS-eligible university spinout companies from leading UK research institutions, particularly Oxford and Cambridge, across Life Sciences, Deep Tech, and Physical Sciences. The firm provides EIS-eligible funding alongside board representation and strategic support, and has made investments in over 38 companies including notable exits such as Oxitec and OrganOx.
Odin is a UK fintech platform that enables angel investors, fund managers, and founders to launch and run investment vehicles entirely online. The platform handles SPV creation, investor onboarding, KYC/AML, banking, legal structuring, and post-close administration, and administers over $500 million in assets across pre-seed to pre-IPO investments. Founded in 2019, Odin operates as an Authorised Representative of Talbot Capital Limited, regulated by the FCA.
Oxford StreetOld College Capital is the University of Edinburgh's in-house venture investment fund, supporting early-stage spinouts and startups associated with the University. The fund co-invests alongside experienced private-sector partners from pre-seed through to Series A, focusing on sectors including biotechnology, AI, energy, data, robotics, and fintech. Since its founding in 2012, it has committed over £15 million across more than 100 investments, leveraging approximately £100 million in co-investment from partners.
Outward VC is a London-based early-stage venture capital firm investing in founders solving important problems at the intersection of financial services and society. The firm backs companies across fintech and adjacent sectors including insurtech, proptech, healthtech, edtech, and legaltech, with a people-first investment philosophy.
GuildhallOxAngels is an angel investment group comprising individuals with a connection to the University of Oxford who are passionate about supporting early-stage and start-up companies to create social and economic value through innovation and entrepreneurship.
Oxford StreetOxford Seed Fund is Europe's largest student- and alumni-managed venture fund, housed within Saïd Business School's Entrepreneurship Centre at the University of Oxford. It invests up to £100,000 into early-stage, technology-enabled startups where an Oxford student, alumnus, or member of academic staff is part of the founding team, and provides access to the wider Oxford network. Since its first fund in 2013, it has backed over 23 companies in that fund cycle, including two unicorns — Onfido and Go1 — with the second fund now active.
Oxford Technology Management is a specialist venture capital firm founded in 1983 that invests in startup and early-stage technology companies based in and around Oxford. It manages multiple investment vehicles including SEIS and EIS funds, Knowledge-Intensive EIS funds, and four Oxford Technology Venture Capital Trusts listed on the London Stock Exchange, with a focus on deep tech and science-based businesses within approximately 60 miles of Oxford.
Oxygen House Group is an impact investment and group holding company based in Exeter, founded in 2008, that invests in and develops businesses focused on addressing the climate and biodiversity crises. Its portfolio spans renewable energy, sustainable property development, educational technology, conservation, and data analytics, and includes subsidiaries such as Low Carbon, Sparx, Grenadier Estates, and Oxygen Conservation.
Oxygen Investors (formerly Central England Business Angels, CEBA) is a Birmingham-based angel investment network that connects equity-ready SMEs with a network of over 300 angels, family offices, and institutional funds across the UK, facilitating investment rounds of £100,000 to £1 million. Established in 2008 and acquired by Oxygen Enterprise Partners in 2013, it specialises in personalised, bespoke investor introductions across all sectors.
Pentech Ventures is a UK venture capital firm founded in 2001 and headquartered in Edinburgh, with a further office in London, that focuses on seed and early-stage investments in software companies. The firm typically invests £500,000 to £2 million initially and is known for portfolio exits including FanDuel, Nutmeg, and Maxymiser.
Knowledge QuarterPortfolio Ventures is a London-based angel fund and early-stage investor, founded in 2014 and billing itself as the UK's best-connected early-stage investor. The PV Angel Fund deploys cheques of £200k to £500k into UK-based fintech, insurtech, B2B SaaS, and enterprise software companies at pre-seed through Series A stage. The firm is authorised and regulated by the FCA and has backed over 200 companies, building a network of more than 1,000 investors.
South BankPraetura Ventures was a Manchester-based venture capital firm founded in 2019, focused on early-stage, high-growth businesses in the North of England and wider UK, investing via EIS and other funds with cheques of £200k to £8m. In June 2025, Praetura Ventures merged with Edinburgh-based Par Equity to form PXN Group (trading as PXN Ventures), a £670m AUM investment platform with offices in Manchester, Leeds, Edinburgh, and London, championing founders across the North of England, Scotland, and Northern Ireland.
PimlicoProject Europe is a cohort-based accelerator and investment programme launched in March 2025 to support the next generation of technical European founders under the age of 25. Backed by 20VC, Point Nine, and Adjacent alongside over 150 leading European founders, it invests €200,000 in exchange for 6.66% equity and pairs each founder with a top European entrepreneur as a dedicated mentor.
Oxford Street