Directory

Go Eve

StartupClimateBritish

DockChain patented sequential charging tech that connects multiple EVs to a single DC fast charger for fleets, depots and car parks.

Goldacre Ventures

VCProptechSaaSBritish

Goldacre Ventures is a specialist investment firm and the venture capital arm of the Noé Group, a £2.5bn family office-led investment house, focused on digital infrastructure and technology for the real estate industry. The firm invests in seed to early-stage companies operating in proptech, data centres, and digital infrastructure, with a geographic focus on the United Kingdom, Europe, and Israel. Goldacre also runs the RElab accelerator programme for smart built environment start-ups.

Good Space

CoworkingOtherCommunityBritish

Good Space is a neighbourhood work club and co-working operator in London, with locations in Queen's Park (NW6) and Islington Square (N1). Originally founded during the pandemic period around 2021 in Queen's Park, the company focuses on community-oriented flexible workspace for local creative professionals. It also runs an Ideas Club newsletter reaching over 3,000 subscribers.

Gravity Sketch

ScaleupSaaSBritish

VR/3D design and collaboration platform used by automotive and industrial-design teams to create manufacturable product geometry in immersive environments.

Green Angel Syndicate

VCClimateBritish

Green Angel Ventures (formerly Green Angel Syndicate) is the UK's largest specialist angel network focused exclusively on climate tech, founded in 2013. With over 300 investor members and more than 50 portfolio companies, it invests in early-stage startups across energy, transport, food and agriculture, built environment, waste and recycling, and natural resources whose innovations have the potential to reduce or remove greenhouse gas emissions.

Greenpixie

StartupClimateAIBritish

London-based GreenOps platform that provides granular cloud and AI emissions data across AWS, Azure, and GCP to help enterprises cut carbon and cloud waste.

Greyparrot

ScaleupAIClimateBritish

AI waste-analytics platform giving real-time composition data for recycling facilities; powers robotic sorting and circular-economy decisions.

Gridcog

StartupClimateSaaSBritish

Clean-energy project assessment and simulation SaaS giving a holistic, multi-site/multi-market view of solar, wind, battery storage, EV fleets and flexible loads.

Grow London

GovernmentOtherEcosystem Bodies, Catapults & InstitutionsBritish

Grow London is a suite of business support programmes delivered by London & Partners on behalf of the Greater London Authority, funded through the UK Shared Prosperity Fund. It encompasses Grow London Global (supporting tech scale-ups with international expansion), Grow London Local (free support for small businesses), and Grow London Early Stage (supporting early-stage high-growth companies in London).

H2O Venture Partners

VCClimateBritish

H2O Venture Partners is an Oxford-based impact venture capital firm founded in 2013 that commercialises early-stage technologies from universities and research organisations to address agricultural, health, and environmental challenges. The firm works alongside founder inventors to build new enterprises, with investments spanning the UK and sub-Saharan Africa, particularly Rwanda and Tanzania. H2O Venture Partners invests at seed and Series A stages in companies targeting smallholder agriculture, health outcomes, and environmental sustainability.

HAL Robotics

StartupSaaSBritish

Vendor-agnostic software framework for programming, simulating and controlling industrial robots (1,000+ models) across manufacturing, construction and creative industries.

HERmesa

VCOtherBritish

HERmesa is a UK-based women-led angel syndicate that backs female co-founded startups at pre-seed and seed stage. Founded in January 2020, the syndicate has grown to over 225 members and has collectively invested in over 32 rounds of financing in women-led startups, requiring that women co-founders hold at least 20% equity and meaningful decision-making roles, and has been shortlisted as UKBAA Angel Group of the Year for two consecutive years.

HEXR

ScaleupConsumerOtherBritish

Mass-personalised additive manufacturing: 3D-printed, custom-fit cycling helmets via head scanning and SLS honeycomb structures (~26% safer).

HIVED

ScaleupLogisticsAIBritish

Fully electric, AI-powered parcel delivery network for e-commerce, run on its HIVEDmind machine-learning logistics platform.

Haatch

VCSaaSFinanceIncubator / AcceleratorCoworkingBritish

Haatch is a UK-based venture capital firm founded in 2013 that invests in pre-seed and seed-stage B2B SaaS companies using SEIS and EIS fund structures. The firm focuses on future-of-enterprise software, fintech, and vertical SaaS, targeting ambitious founders solving deep pains with a goal of helping portfolio companies reach £1 million ARR. Haatch also operates a coworking hub from its Stamford base and has backed over 120 companies with a combined portfolio value exceeding £900 million.

Habitual

StartupBiotech & Life SciencesBritish

Digital therapeutics for type 2 diabetes remission and weight loss, combining meal-replacement programmes, GLP-1 medication and digital behaviour-change coaching.

Hadean

ScaleupDefenceSaaSBritish

Distributed spatial-computing platform (Aether Engine) for massively scalable simulations, digital twins, synthetic environments and cloud-distributed wargaming for defence.

Hale House

CoworkingOtherBritish

Hale House is a HealthTech innovation hub in London's Harley Street Health District, developed by The Howard de Walden Estate and operated by Spacemade across three adjoining buildings. The facility offers flexible coworking, private offices, dry labs, media studios, and event spaces tailored to HealthTech startups and innovators, and opened in 2025. Residents connect with a community of over 2,500 healthcare professionals, investors, and partners including UCLPartners and the NHS Innovation Accelerator.

Halkin

CoworkingOtherBritish

Halkin is a family-run provider of design-led, flexible office spaces across London, offering private offices, co-working desks, meeting rooms, event spaces, and virtual offices. Founded in 2015, the company operates ten locations across the City of London, Mayfair, Euston, Southwark, and Watford, positioning itself on premium workplace design and award-winning customer service.

Harmonic Security

StartupCybersecurityAIForeign

Zero-touch data-protection platform using pre-trained language models to prevent sensitive data from leaking into generative AI tools, requiring no manual labelling or rule configuration.

Harvest London

ScaleupOtherBritish

Urban hydroponic and vertical farming operator growing herbs, leafy greens and specialty crops for restaurants, retail and food-service partners.

Hatch Enterprise

CommunityOtherIncubator / AcceleratorBritish

Hatch Enterprise is a UK registered charity and social enterprise, founded in 2014 in South London, that supports underrepresented entrepreneurs — including women, ethnic minorities, disabled, and neurodivergent founders — to start and grow businesses. Its programmes include cohort accelerators, one-to-one consultancies, masterclasses, and peer mentoring, and it has supported over 10,000 founders since inception. Partners include the JP Morgan Chase Foundation, NatWest, and UBS.

Health Innovation Network

Ecosystem Bodies, Catapults & InstitutionsOtherBritish

Health Innovation Network South London is the NHS-commissioned health innovation network for south London, connecting the NHS, academia, industry, and investors to accelerate the spread and adoption of proven health technologies and innovations. Hosted by Guy's and St Thomas' NHS Foundation Trust, it serves 55 health and care organisations across 12 south London boroughs.

Healthtech-1

StartupBiotech & Life SciencesBritish

Automation platform for NHS primary care, automating new patient registrations and lab-report filing to reduce administrative burden on GP practices.