Octopus Ventures is a London-based venture capital firm that backs technology-enabled startups across Europe, with a bias toward the UK. It invests across stages, from idea/concept through seed, Series A/B to growth, typically taking lead rounds and board seats. The firm targets sectors including health, fintech, deep tech, consumer, and B2B software, as well as climate and digital health, and provides hands-on support to help portfolio companies scale, not only capital. Annual activity amounts to several hundred million pounds, with equity investments ranging from relatively small rounds to tens of millions. It seeks to partner with founders for multi-year growth, and has backed notable companies such as ManyPets, Cazoo, Depop, Elvie, and WaveOptics. Operations span London and New York, aided by a network of partners in the US and Asia.

IP Group is a London-based corporate firm that provides financial, strategic, and commercial expertise to clients internationally. Founded in 2001, the company focuses on creating value through the commercialisation of intellectual property derived from research-intensive institutions. It manages the end-to-end process of identifying viable IP, developing or partnering to build value, and establishing commercial arrangements that translate scientific advances into practical products and businesses. IP Group combines industry insight and financial experience to support science- and technology-based ventures, offering capital as well as strategic guidance to help companies grow and accelerate the impact of research. Its work spans clean technology, life sciences, and other deep technology sectors, with a track record of backing and developing ventures that aim to deliver tangible societal and economic outcomes.

Seedcamp is a London-based venture capital firm and seed platform that backs early-stage startups across Europe and globally, with a focus on fintech, healthcare and technology. It identifies world-class founders addressing large, global markets and provides immediate access to smart capital, mentorship, and a lifelong, global community built on more than a decade of experience backing exceptional talent. Through its broad network of partners and mentors, Seedcamp helps portfolio companies scale, access strategic resources, and navigate early growth, with a geographic reach that spans North America, Asia, Europe and Africa.

Established in 1984, Foresight Group is an independent investment manager specializing in infrastructure and private equity. With over £7.2 billion in assets under management, the company caters to institutional investors, family offices, high net worth individuals, and retail clients. Foresight's investment strategies emphasize environmental, social, and governance (ESG) factors, aiming to create sustainable long-term value.

Founded in 2007, Innovate UK is a non-profit organization based in Swindon, UK. It supports businesses across various economic sectors by offering funding services to promote science and technology innovations.

SFC Capital is a United Kingdom based venture capital firm founded in 2012 that focuses on early-stage investments, including pre-seed and seed rounds, in sectors such as software, technology, e-commerce, consumer products, enterprise solutions, green technology, medical technology, and hospitality. It backs UK startups through an Angel Network and seed funds, providing capital and guidance and offering access to SEIS- and EIS-qualifying investment opportunities. The firm is described as a leading seed investor in the UK.

JamJar Investments LLP is a London-based venture capital firm founded in 2013, specializing in seed and early-stage investments primarily in the consumer services and products sectors, as well as technology and non-tech industries, including food and drink. The firm targets high-growth consumer brand businesses in Europe and typically invests between £0.15 million and £1 million in initial rounds, with the capacity for follow-on investments. JamJar is distinctively led by the founders of innocent drinks, who bring over 14 years of operational and commercial experience from building the brand to its acquisition by Coca-Cola. This background enables JamJar to understand the entrepreneurial journey, including its challenges and potential solutions, and fosters a collaborative investment approach, often preferring to work with teams rather than individuals.

Insight Partners is a global software investor that partners with growth-stage technology and software companies. The firm focuses on growth-stage software, internet, and data services, with emphasis on fintech, cybersecurity, artificial intelligence and machine learning, DevOps, and healthcare. Based in New York City with offices in London, Tel Aviv, and Palo Alto, Insight Partners has backed more than 750 companies worldwide and has more than 55 portfolio companies that have achieved an IPO. As of 2022, the firm reports over $75 billion in assets under management. It seeks to fund and work closely with visionary executives, providing practical, hands-on software expertise to support growth from initial investment through to IPO.

Ascension Ventures is a private equity and venture capital firm based in London, United Kingdom, founded in 2012. It focuses on early-stage to growth investments in the United Kingdom, including SEIS and EIS eligible opportunities. The firm targets technology and media driven sectors such as digital media, creative industries, advertising technology, fintech, educational technology, health technology, and next generation platforms, as well as e-commerce, sustainability, energy, transport, and consumer goods. It supports seed to growth rounds and is open to co-investments with angels and other funds, aiming to exit investments in four to seven years. The firm emphasizes building practical partnerships with portfolio companies to foster scale and long-term value.

Accel is a venture capital firm founded in 1983 and based in Palo Alto, California, with additional offices in San Francisco, London, and Bangalore. It focuses on early and growth-stage technology startups, investing across software, cloud, data analytics, mobile technology, consumer services, fintech, security, healthcare, and information technologies. Accel seeks to partner with entrepreneurs to build world-class companies that define new categories and drive growth. Its portfolio includes notable technology companies such as Atlassian, Dropbox, Slack, Spotify, Etsy, Cloudera, DJI, Braintree, and Lookout Security, among others.

Headquartered in San Francisco with offices globally, Citi Ventures explores, incubates, and invests in innovative ideas across fintech, data analytics, commerce, security, marketing, property tech, distributed ledger technology, and digital assets. It collaborates with Citi colleagues, clients, and the broader innovation community to drive discovery of new value.

Speedinvest is a venture capital firm based in Vienna, with offices in Berlin, Paris, London, Munich, and San Francisco, that focuses on early-stage technology investments across Europe, including Central and Eastern Europe. The firm backs seed to early growth rounds in areas including deep tech, fintech, health, industrial tech, marketplaces, consumer tech, software-as-a-service, and network effects, with a platform philosophy and hands-on support via an in-house Platform+ team that provides growth marketing, human resources, US business development, and networking assistance from day one. Typical investments range from a few hundred thousand euros up to about three million euros, with a preference for minority stakes up to around 20% and for taking co-entrepreneurial operational roles for six months to a year. Speedinvest was founded in 2011 and is known for combining capital with hands-on operational support to help portfolio companies scale.

Founded in 1690, Barclays is a multinational banking and financial services company headquartered in London. It offers a wide range of products and services including retail banking, credit cards, corporate and investment banking, wealth management, and more. With operations in over 50 countries and serving over 48 million customers worldwide, Barclays is one of the world's largest and most respected financial institutions.

Business Growth Fund, established in 2011, is a prominent investor in small and mid-sized businesses, offering patient capital and strategic support to growing companies and ambitious entrepreneurs. As the UK and Ireland’s most active investor in small and medium-sized companies, they have £2.5bn to support businesses across various sectors and regions. With 14 offices, they are closely connected to the businesses they invest in. Boasting a team of over 150 professionals and a network of board-level executives, they aim to drive economic activity by enabling entrepreneurs to scale up their businesses and contribute to increased employment, exports, and overall growth. The companies in their portfolio collectively employ close to 50,000 people, highlighting their significant impact on the business landscape.

Founded in 1995, SOSV is a global venture capital firm headquartered in New Jersey. It focuses on seed-to-growth stage investments in deep tech innovations, primarily in bio-tech/life sciences and hardware/robotics sectors, with a commitment to human and planetary health.

Seedrs is Europe's leading online platform for equity investment in startups and growth companies. It enables diverse investors to support businesses they believe in, while protecting their interests through a professional, streamlined process.

Salesforce is a cloud-based software company that provides enterprise customer relationship management software and applications on a subscription basis. It designs and develops cloud-based enterprise software for sales, customer service, marketing automation, e-commerce, analytics, and application development, offering a comprehensive suite including Service Cloud, Marketing Cloud, Commerce Cloud, MuleSoft for data integration, and the Salesforce Platform. Its Customer 360 platform unifies customer data across systems, apps, and devices to help organizations sell, service, market, and conduct commerce more effectively.

SoftBank Robotics Europe, formerly Aldebaran Robotics, designs and manufactures humanoid robots for education, research, health, distribution, tourism, business applications, and home use. The company serves customers worldwide and focuses on interactive robotics that assist professionals and individuals. Founded in 2005, it is based in Paris, France, with additional offices in France, Japan, the United States, and China, and operates as a subsidiary of SoftBank Group.

Founded in London in 2000, MMC Ventures is a venture capital firm focusing on early-stage investments in transformative technology companies across sectors such as enterprise AI, cloud & data infrastructure, fintech, and data-driven health. The firm invests between £0.4 million to £1 million, typically taking a minority stake and seeking board seats or observer rights.

Index Ventures is a venture capital firm headquartered in London with offices in San Francisco and Geneva, focused on backing technology-driven startups across Europe, North America, and beyond. The firm specializes in high technology and life sciences, and invests across early and growth stages in sectors such as artificial intelligence, software, data, fintech, healthcare, media, mobility, open source, and security. Since its founding in 1996, Index Ventures has partnered with ambitious entrepreneurs to turn bold ideas into global businesses, providing strategic guidance and capital to help companies scale. Notable portfolio companies include Adyen, Deliveroo, Dropbox, Farfetch, King, Slack, and Supercell, reflecting the firm’s track record of supporting market-changing technology companies.

IQ Capital Partners is a Cambridge- and London-based venture capital firm that backs early-stage technology companies in the UK, with a focus on deep tech, AI and machine learning, IoT, cybersecurity, SaaS and PaaS, data analytics, life sciences and other technology driven sectors. It typically invests between £0.3 million and £5 million upfront, with follow-on capacity up to about £30 million per company, and supports rounds with equity, debt and convertible instruments. The firm generally does not lead rounds, instead co-investing with angel investors from networks such as the Great Eastern Investment Forum, and it often seeks to appoint a board member at portfolio companies. IQ Capital operates across the UK, including Cambridge, Oxford and Bristol, and targets both early local ventures and opportunities in less developed areas in the East of England. Founded in 2003, it maintains a presence in Cambridge and London.

Founded in 1999, LocalGlobe is a UK-based venture capital firm focusing on seed investments. It supports ambitious founders across various sectors, with notable portfolio companies including Citymapper, Improbable, Lovefilm, Moo, Tweetdeck, TransferWise, and Zoopla.

YFM Equity Partners is an independent private equity and venture capital firm that provides growth capital, recapitalizations, development funding, and management buyouts for small and medium-sized enterprises in the United Kingdom and the United States. The firm targets growth-oriented companies across sectors such as energy, materials, manufacturing, consumer brands, healthcare, technology, information technology, software and services, financials, business services, retail, and telecommunications, with a preference for firms with proprietary technology or data capabilities. It typically invests in growth capital and management buyouts, deploying multi-million pound equity (examples include roughly £2–£6 million for growth deals and £3–£10 million for buyouts), often takes a board seat, and aims to hold a majority stake. YFM seeks to exit holdings within about five years through sale or listing. Founded in 1982 and headquartered in Leeds, the firm maintains offices in London, Manchester, Sheffield, and other UK cities to access regional opportunities and oversee cross-border investments.

Parkwalk Advisors is a London-based venture capital firm that focuses on UK technology companies with IP backing, primarily those spun out from UK universities. The firm invests across seed to growth stages, including late-stage rounds, and is stage-agnostic, aiming to support unlisted companies with freedom to operate. It concentrates on companies originating from university research, especially in Cambridge and across the UK, and targets sectors such as healthcare, energy, materials, technology, artificial intelligence, big data, life sciences, cleantech, medtech, quantum computing, and the apps ecosystem. Typical investments range from about £0.3 million to £10 million, with capital structures kept in a single share class, and the firm may provide equity or debt financings. Investments are generally planned over a three- to eight-year horizon.

Goldman Sachs is a global financial services firm that provides investment banking, securities, and investment management services to corporations, governments, financial institutions, and high-net-worth individuals. It advises on mergers and acquisitions, restructurings, and other corporate actions; underwrites public offerings and debt; and helps clients raise capital through various markets. The firm engages in market making and client execution across fixed income, currencies, commodities, and equities, and offers securities services including financing and lending to institutional clients. Its asset management and wealth advisory businesses manage assets and provide investment solutions for a broad client base, including institutions and individuals. Headquartered in New York, the company serves clients worldwide and operates across multiple business lines to support capital formation, risk management, and investment activities.

Entrepreneur First is a London-headquartered platform and early-stage technology investor that helps ambitious individuals form technology startups by connecting them with potential co-founders, helping develop ideas, and accelerating funding from leading investors. The organization operates across six cities on three continents, supporting high-potential founders to build globally important tech companies. Since inception it has supported hundreds of ventures and built a network of thousands of alumni, with a portfolio valued in the billions. It is backed by prominent tech founders and investors who provide mentorship and capital to accelerate growth.

Founded in 1986 and based in London, Downing is a diversified investment firm with a focus on infrastructure investments. It manages funds for investors and supports businesses across various sectors including renewable energy, healthcare, care homes, children's nurseries, and technology. As of 2021, Downing has raised and invested over £1.7 billion into businesses that make a difference.

AlbionVC is a London-based venture capital firm that backs seed to Series B startups, focusing on healthcare, digital health, medtech, B2B software and SaaS, digital risk, fintech, AI, deep-tech, climate tech and life sciences services in the United Kingdom. The firm partners with founders to support long-term growth and scale-up as the technology investment arm of Albion Capital Group, backing early to growth-stage companies and managing around $1 billion in venture funds.

Founded in London in 2011, Passion Capital is a venture capital firm dedicated to supporting early-stage technology companies. They focus on fostering an ecosystem of innovation and collaboration in Europe, believing that the passion and ability of founders are key assets for success. Notable investments include GoCardless, Monzo Bank, and Marshmallow.

Episode 1 Ventures is a London-based venture capital firm that backs early-stage technology companies in the United Kingdom. It concentrates on software-driven businesses, including SaaS and information technology, and seeks companies with potential to disrupt their markets. The firm typically leads or co-leads seed and Series A rounds, investing up to £2 million, and often takes a seat on the board to provide strategic guidance. It maintains a hands-on approach, working closely with founders to recruit talent, understand customers, and accelerate product and revenue growth. The firm favors ambitious teams with relevant experience, a deep understanding of the customer problem, and a scalable business model able to attract subsequent funding.

Founded in 2015, FJ Labs is a New York-based venture capital firm focusing on stage-agnostic investments in marketplaces and consumer-facing startups. Their investment range varies from $50,000 to $5,000,000, typically at seed or series A stages.

Maven Capital Partners is an independent asset manager and private equity firm in the United Kingdom, formed in 2009 after a management buyout of the private equity business of Aberdeen Asset Management. It operates through a nationwide network of regional offices and focuses on the UK lower‑mid‑market, providing flexible equity and debt finance to entrepreneurial small and medium enterprises and funding property development projects. The firm supports a range of transaction types including buyouts, growth capital, and buy‑and‑build initiatives, and offers investors access to tax‑efficient vehicles such as venture capital trusts and direct co‑investments in private equity and property opportunities.

Founded in 1997, Amadeus Capital Partners is a global technology investor focusing on early to growth-stage companies across various sectors including enterprise software, consumer services, medical technology, healthcare IT, and cleantech. With over $1 billion raised for investment, the firm has backed more than 130 companies, providing operational support and networking opportunities to help entrepreneurs succeed.

Notion Capital is a London-based venture capital firm that invests in early-stage technology companies, with a focus on B2B software-as-a-service, cloud computing, and enterprise technologies. Founded in 2009 and entrepreneur-led, it aims to help European tech companies fulfill their potential and scale by providing hands-on support and long-term relationships across Europe, North America and Asia-Pacific.

Northstar Ventures is a venture capital firm based in Newcastle upon Tyne, United Kingdom. It provides direct investments in early-stage and growth companies and also participates in fund of funds, including private equity funds, accelerators, and incubators. The firm targets sectors such as digital media, entertainment technology, music services, data, telecommunications, clean technology, healthcare and biotechnology, energy, climate tech, computer games, and related technologies. It focuses its activity in the North East region of England, especially County Durham, Northumberland, and Tyne and Wear, and supports portfolio companies with strategic value through its network of university partners, funders, and experienced non-executive directors. Typical investments range from small seed or pre-seed rounds to larger growth rounds, with co-investment alongside other investors. Northstar Ventures emphasizes helping innovative companies create talent, jobs, and growth in the region, contributing to the local innovation ecosystem.

7percent Ventures is a London-based venture capital firm that backs early-stage technology startups and aims to bridge Europe and the United States. It targets opportunities with the potential to become billion-dollar businesses by disrupting large markets and solving pain points with superior products. The firm is sector-agnostic but selective, seeking ventures where it can add meaningful value and where a scalable, large market supports future valuation of about one billion dollars. Since its founding in 2014, it has focused on technology-based startups at the seed and early stages to accelerate growth.

BlackRock is a global investment management company based in New York City. It serves institutions, intermediaries, foundations, and individual investors, operating as a leading global asset manager that oversees and advises on a wide range of investment portfolios across multiple asset classes, strategies, sectors, and regions. The firm is noted for its emphasis on technology and financial solutions that support the broader financial industry, including risk management, advisory services, and integrated investment platforms. Through its diversified offerings, BlackRock aims to help clients pursue long-term goals across equities, fixed income, alternatives, and multi-asset strategies, while leveraging data and analytics to inform investment decisions and risk controls.

Google is a multinational technology company renowned for its search engine, offering services such as Gmail, Google Drive, Google Docs, and YouTube. It specializes in advertising solutions through Google Ads and mobile operating systems with Android, while actively innovating in artificial intelligence and machine learning.

Balderton Capital is a London-based venture capital firm that invests in European technology companies across early-stage and growth stages. It targets sectors including software, fintech, health technology, consumer and retail, internet, mobility, security, and related tech-enabled businesses. The firm supports portfolio companies throughout their lifecycle—from seed to exit—by providing strategic guidance, introductions to professional services, and access to a network of globally connected executives. It operates a founder-focused program with workshops and community events designed to help portfolio companies scale, hire, and navigate markets.

Founded in London in 2013, Force Over Mass Capital is a venture capital firm focused on early-stage technology investments across the UK and Europe. It operates seed and scale-up funds to support innovative B2B businesses in Fintech, Artificial Intelligence, SaaS, and Industry 4.0 verticals.

Headline is a San Francisco-based venture capital firm founded in 1998 (formerly e.ventures). It maintains a global footprint with activity in seven cities and invests across geographies, leading rounds at every stage. The firm operates Early Stage Funds aligned with regional focus in the US, Europe, Asia, and Brazil to invest locally, and a Growth Fund based in San Francisco that participates from Series B onward. It backs companies across consumer, media, retail, financial services, healthcare, information technology, software-as-a-service, mobile, cybersecurity, e-commerce, artificial intelligence, advertising technology, and digital health. Notable portfolio companies include Sonos, The RealReal, Creditas, Sorare, Pismo, AppFolio, goPuff, Acorns, Farfetch, Segment, Bumble, and Yeahka. Headline is a registered investment adviser.

Wayra UK is the corporate venture arm and accelerator of Wayra, the global open-innovation program of Telefónica. It runs accelerator programs for early-stage technology startups across industries including health care, information technology, cybersecurity, smart transport and smart city, and 5G, providing investment and acceleration support. The unit connects startups with Telefónica’s networks and partners to enable collaboration and scale opportunities, aiming to generate joint business opportunities between innovators and Telefónica. As part of a worldwide network spanning multiple countries, Wayra UK positions itself as a bridge between entrepreneurs and corporate-scale opportunity, facilitating access to capital, mentorship, and business development.

Founded in 2015, Fuel Ventures is a London-based venture capital firm focused on early-stage technology and digital companies. It invests primarily in marketplaces, platforms, fintech, and SaaS businesses with exceptional growth potential across the UK.

Salica Investments is a London-based venture capital firm founded in 2014, specializing in technology-driven sectors such as fintech, healthcare, environmental technology, and life sciences throughout Europe. The firm focuses on investing in both equity and debt across various stages of growth, supporting companies that demonstrate high potential for innovation and expansion. Salica manages a secondary fund, Hambro Perks Environmental Technology I, which aims to invest primarily in the information technology sector. With a commitment to fostering fast-growing businesses, Salica leverages its expertise, partnerships, and extensive network to guide entrepreneurs and enhance their ventures, ultimately promoting international growth and scalability.

Beringea is an international venture capital and private equity firm, founded in 1988 and headquartered in Michigan with offices in London and Manchester. It targets equity and debt investments in growth‑oriented companies across the United States, United Kingdom and Europe, focusing on sectors such as media, health care and life sciences, Internet technologies, advanced manufacturing, clean tech and specialized consumer goods. The firm supports entrepreneurs and management teams with capital and strategic guidance to help develop growth opportunities and create value.

Founded in London in 2014, Felix Capital is a venture capital firm focusing on the intersection of technology and creativity. It invests in digital lifestyle, authentic brands, platforms, and enabling software technologies across Europe and the United States. The firm supports entrepreneurs with innovative ideas, aiming to build category-leading companies.

Founded in 2006, Atomico is an international investment firm based in London. It focuses on partnering with disruptive technology companies across Europe and beyond, providing operational support to accelerate growth. The firm invests at various stages, from seed to growth capital.

Anthemis Group is an independent investment firm founded in 2010 and headquartered in London. It operates as a multi-stage asset management platform focused on financial services and technology, particularly fintech and insurtech. The firm targets opportunities from pre-seed through growth stages and invests in, grows, and sustains companies across North America and Europe to advance resiliency, transparency, access, and equity in the financial system. By supporting a diverse ecosystem of startups, investors, entrepreneurs, institutions, and researchers, Anthemis aims to accelerate innovation in finance.

Vitruvian Partners is a private equity firm founded in 2006, headquartered in London with additional offices across Europe and Asia. The firm specializes in middle market investments, focusing on management buyouts, growth buyouts, and recapitalizations. Vitruvian invests in various sectors including life science, technology, media, healthcare, information technology, consumer services, financial services, internet, business services, and leisure. It typically invests between €15 million to €250 million in companies with an enterprise value ranging from €75 million to over €1 billion.

New Enterprise Associates is a venture capital firm founded in 1977 and based in Menlo Park, California, with offices in the United States, India and China. It makes investments across technology and healthcare startups at multiple stages, from seed to growth, including software, cloud, data, internet services, fintech, AI, e-commerce, and enterprise technology, as well as healthcare information technology, life sciences, medical devices, and biopharma. It also considers energy technology and infrastructure opportunities, such as solar, batteries and smart grids. The firm pursues a global approach, with activity in the United States, Asia and other regions, and supports companies through rounds of financing ranging from small to sizable investments as they scale. NEA focuses on building portfolios in software, IT services, consumer technology, and healthcare technology, backing ambitious entrepreneurs across sectors and geographies.