Directory

Biographica

StartupAIBiotech & Life SciencesBritish

AI crop-design platform using molecular data and graph-based models to identify gene-editing targets for climate-resilient, higher-yielding crops.

Biohm

ScaleupClimateProptechBritish

Manufactures mycelium-based insulation panels and ORB bio-composite (an MDF alternative from food/agri waste) for sustainable construction materials.

Biophilica

StartupClimateBritish

Material-innovation startup making Treekind, a home-compostable, plastic-free leather alternative from urban leaf/plant waste bound with an algae binder.

Black Valley

CommunityOtherIncubator / AcceleratorBritish

Black Valley is a London-based organisation founded in September 2020 by Leke Sholuade with a mission to discover, nurture, and place top Black tech talent, and to support Black-led startups through its Founders Accelerator programme. The accelerator connects early-stage founders with a network of over 200 mentors from companies including Goldman Sachs, Accenture, and Hitachi, and provides access to pre-seed investors and angel networks. Black Valley also runs a recruitment service placing Black tech professionals in roles across the industry.

Blackfinch Ventures

VCFinanceAIBritish

Blackfinch Ventures is the venture capital arm of Blackfinch Group, a Cheltenham-based investment specialist, investing in innovative technology-enabled UK companies via EIS and VCT structures. It backs early-stage and growth-stage businesses across deeptech, fintech, and the energy transition, with individual investments of £200k–£2m. The firm manages over £125m in combined EIS and VCT assets across a portfolio of more than 40 companies.

Blackhorse Workshop

CommunityOtherCoworkingBritish

Blackhorse Workshop is a social enterprise and open-access wood and metal workshop in Walthamstow, founded in February 2014 by the architectural practice Assemble in partnership with the London Borough of Waltham Forest, the Mayor of London, and Create London. It provides bookable workshop benches, courses, studio spaces, and a community café, championing the power of making to improve wellbeing and support local creative enterprise.

BladeBUG

StartupClimateBritish

Autonomous machines for offshore wind: a six-legged robot that walks on turbine blades to perform uptower non-destructive inspection and repair, cutting rope-access risk.

BlakBear

StartupClimateBritish

Deep-tech startup making cheap gas sensors (BearCub) that measure real-time food freshness inside packaging to replace fixed use-by dates and cut waste.

Bloqs

CommunityOtherCoworkingBritish

Bloqs (formerly Building BloQs) is a not-for-private-profit open-access workshop and social enterprise based in Enfield, north London, providing professional members with pay-as-you-go access to over 32,000 square feet of industrial facilities for woodworking, metalworking, textiles, CNC routing, laser cutting, and 3D printing. Founded in 2012 in response to rising rental costs pricing makers out of London, it is sited at the Meridian Water regeneration development and also hosts training, events, a café, and a shop open to the local community.

Blue Skies Space

ScaleupSpaceBritish

Commercial science-satellite operator selling space-science data 'as a service'; runs Mauve UV-visible spectroscopy satellite and is building Twinkle exoplanet spectroscopy mission.

Bodytrak

ScaleupDefenceBiotech & Life SciencesBritish

In-ear physiological monitoring wearable and SaaS platform measuring core body temperature, heart rate and VO2 for dismounted soldiers, first responders and high-risk industrial workers.

Braveheart Investment Group

PEOtherAIVCBritish

Braveheart Investment Group plc was a UK-listed investment company (AIM: BRH) that provided equity, loan and mezzanine funding to small- and medium-sized enterprises, primarily in the technology sector across the UK and Ireland. Founded in 1997 and quoted on AIM since 2007, the company rebranded to Truetide plc (AIM: TRUE) in 2025, with a registered office in Glasgow and an operational base in Barnsley, England, and continues to make equity investments in both listed and unlisted technology-focused growth businesses.

Breathe Battery Technologies

ScaleupClimateBritish

Physics-based battery-management software (adaptive charging) for EV and consumer-electronics brands to extend range, lifespan and reduce charging times.

Britbots

VCAIOtherIncubator / AcceleratorBritish

Britbots (trading name of High Growth Robotics Limited) is a UK-based early-stage investment firm and studio focused on robotics, artificial intelligence, and automation technologies. It operates the British Robotics Seed Fund (SEIS/EIS) and a Scale-Up Fund, having backed over 50 companies whose collective independent fundraising exceeds £50 million, and provides strategic mentoring and an innovator visa endorsement service to portfolio companies.

Brunel Entrepreneur Hub

Incubator / AcceleratorOtherAcademiaCoworkingBritish

The Entrepreneur Hub is Brunel University London's centre for entrepreneurship and enterprise, based in the Bannerman Centre at the Uxbridge campus. It supports students and recent graduates (up to three years post-graduation) through one-to-one mentoring, workshops, a formal start-up incubator programme, and funding competitions with prizes ranging from £10,000 to £60,000. The Hub provides a structured pathway from early-stage idea development through market research, financial forecasting, and venture launch.

Béa Fertility

StartupBiotech & Life SciencesConsumerBritish

At-home fertility treatment company offering an intracervical insemination (ICI) kit as a lower-cost alternative to clinic-based IVF or IUI procedures, aimed at making fertility treatment more accessible.

C++ London

CommunityOtherBritish

C++ London is a community group for software developers interested in C++ programming language and its applications.

CAST

Ecosystem Bodies, Catapults & InstitutionsOtherBritish

CAST (Centre for the Acceleration of Social Technology) is a UK registered charity that helps social impact organisations adopt digital technologies and AI for greater societal benefit. It offers programmes, training, toolkits, and consultancy to charities and funders seeking to embed digital ways of working.

CBPE Capital

PEOtherBritish

CBPE Capital is a London-based independent private equity firm founded in 1984, investing in UK mid-market businesses with enterprise values of up to £150 million across sectors including business services, consumer, financial services, healthcare, and technology. The firm manages over £1.3 billion in assets and has nearly 40 years of mid-market investment experience.

CCEP Ventures

VCClimateBritish

CCEP Ventures is the corporate venture capital and innovation investment arm of Coca-Cola Europacific Partners, focused on finding, funding and fostering transformative sustainability solutions to support the company's net zero 2040 ambition. The programme invests in startups across clean energy, water, packaging and supply chain technologies.

CETaS

Ecosystem Bodies, Catapults & InstitutionsDefenceAIBritish

The Centre for Emerging Technology and Security (CETaS) is a research centre hosted at The Alan Turing Institute, launched in 2022 as part of the Institute's Defence and National Security programme. CETaS conducts policy-focused research on the intersection of emerging technologies and national security, covering areas including AI, cybersecurity and privacy.

CRL

CoworkingOtherAIIncubator / AcceleratorBritish

Central Research Laboratory (CRL) is the UK's leading accelerator and co-working space for hardware startups and product pioneers, offering 24/7 workspace, specialist prototyping facilities and business support programmes including the CRL Accelerator. Originally established in Hayes, West London in 2015 at the Old Vinyl Factory, it relocated in November 2023 to the Plus X Innovation hub in Slough, where it continues to support entrepreneurs developing physical products; between 2017 and 2023 the CRL Accelerator supported 69 companies across 10 cohorts.

CUR8

StartupClimateBritish

Carbon removal intelligence and brokerage platform; curates portfolios of high-quality, durable carbon removals and packages them as a product for corporate buyers.

Cabot Square Capital

PEFinanceOtherBritish

Cabot Square Capital is an independently owned London-based private equity firm, founded in 1996, specialising in long-term equity investment in small and mid-sized companies in the UK and Western Europe. The firm has a particular focus on financial services, property and infrastructure sectors, and manages funds including CS Capital Partners III, IV and V. It is regulated by the FCA and invests across start-up, buy-and-build, expansion and turnaround situations.