Giant Ventures
VC Fund
London, United Kingdom
Giant Ventures is a VC fund in London focused on Software and Artificial Intelligence. Giant backs purpose-driven founders building companies that matter.
- Total investments:
- 103
- Last investment:
- Lead investor:
- 41%
- Fund size:
- $100M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Giant Ventures invests in
Stages Giant Ventures invests in
Countries Giant Ventures invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Round size
- Seed
- $2.6M–$12M
- Pre-Seed
- $1.2M–$6.3M
- Series A
- $10M–$56M
Investment Focus
Industry
- Software 16 (16%)
- Artificial Intelligence 13 (13%)
- FinTech 7 (7%)
- Health Care 7 (7%)
- Machine Learning 6 (6%)
Stage
- Seed 38 (37%)
- Series A 24 (23%)
- Pre-Seed 10 (10%)
- Series B 9 (9%)
- Funding Round 3 (3%)
Country
- United States 34 (33%)
- United Kingdom 7 (7%)
- Denmark 4 (4%)
- Sweden 3 (3%)
- Germany 2 (2%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
|
Amy Rennison
Impact Ambassador
|
Impact Ambassador | Total investments: 0 | Find email | |
Cameron McLain
Co-Founder and Managing Partner
|
Co-Founder and Managing Partner | Total investments: 37 | Find email | |
Dominik Vacikar
Head of Data and Partner
|
Head of Data and Partner | Total investments: 0 | Find email | |
Jia-Lin Yong
Investor
|
Investor | Total investments: 1 | Find email | |
Koda Wang
Venture Partner
|
Venture Partner | Total investments: 5 | Find email | |
| See all 9 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Radiant
|
Radiant is a technology company that develops portable nuclear microreactors designed to generate electricity and heat in a compact, factory-built form. The company’s flagship product, Kaleidos, is engineered to be transportable to customer sites and to replace traditional power sources such as diesel generators for applications including backuppower and continuous energy supply. Radiant manages design, assembly, fueling, and testing of its reactors with a focus on modular deployment and energy generation without on-site water requirements. It also undertakes infrastructure planning for reactor production facilities to support broader availability of its microreactors. Radiant engages with regulatory processes and industry partners to advance testing and commercialization of its nuclear energy solutions. | $300M / Series D / Dec 17, 2025 | |
Matta
|
Matta delivers artificial intelligence software and services for businesses. Offerings include custom model development, data preparation, and API-based deployment across computer vision and language tasks. Tooling covers experiment tracking, evaluation, monitoring, and scalability to move prototypes into production. Services also addressintegration with existing data pipelines, security considerations, and MLOps practices. Engagements include solution design, implementation, and knowledge transfer so internal teams can operate and iterate models over time. | $14M / Seed / Dec 10, 2025 | |
Haven Energy
|
Haven Energy is a climate technology company that is accelerating home energy storage adoption. Haven walks homeowners through the process of selecting, quoting, and financing a home battery system, and then connects them with vetted, qualified electricians to complete the installation. Haven works with homeowners after installation to integratetheir batteries into an aggregated virtual power plant, allowing customers to monetize grid participation and significantly reduce their electricity costs. | $40M / Series B / Dec 09, 2025 | |
Carbon Robotics
|
Carbon Robotics is revolutionizing agriculture with AI and robotics to reduce costs and increase yields. Amid labor challenges, rising input costs, and increasing concerns about herbicide use, growers worldwide are seeking smarter, more efficient ways to farm. Carbon Robotics addresses these needs by delivering advanced AI robotic laser weeders andtractor autonomy that drives efficiencies to the global community. Learn more at carbonrobotics.com. | $20M / Series D / Oct 23, 2025 | |
Shield
|
Shield is building a decentralized protocol that will enable global borderless access to finance by enabling an irregular decentralized protocol for derivatives. Their perpetual option is the first long-term on-chain option without the risk, expense, or effort of rolling positions, which makes it an innovative derivatives instrument. The companystrives to build upon the success of DeFi in the derivatives market. | $5M / Seed / Sep 22, 2025 | |
CuspAI
|
CuspAI is a revolutionary AI startup that is developing a platform for next-generation materials to address global sustainability and renewable energy concerns. CuspAI uses cutting-edge generative AI, deep learning, and molecular simulation to accelerate the material design process. Their platform works similarly to a search engine for materials,allowing users to request certain properties for new materials on demand. | $100M / Series A / Sep 10, 2025 | |
Amass Technologies
|
Amass Technologies researches and develops productivity through AI and machine learning tools. | $1.6M / Seed / Aug 22, 2025 | |
Pano
|
Pano offers hardware and software technology solutions for fire professionals to detect threats. Pano provides tools to the government, utilities, insurers, and private landowners in order to mitigate wildfire threats and protect lives, property, and the environment. Pano is a unified enterprise solution that combines cutting-edge hardware,artificial intelligence, and software. | $44M / Series B / Jun 16, 2025 | |
GridFree AI
|
GridFree AI is a startup focused on revolutionizing data center infrastructure by tightly integrating on-site, grid-independent power generation with advanced data center technology. Their flagship solution, the Power Foundry™ platform, enables rapid deployment of high-efficiency, modular data centers that do not rely on traditional electricalgrids | $5M / Seed / Jun 02, 2025 | |
Cosmic Robotics
|
Autonomous construction on Earth and beyond. | $4M / Pre-Seed / Apr 19, 2025 | |
| See all 103 investments → | |||
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FAQ
What does Giant Ventures invest in?
Giant Ventures invests primarily in Software, Artificial Intelligence and FinTech startups, most often at Seed and Series A stage. Most of the 103 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Giant Ventures's check size?
Giant Ventures typically joins rounds of $2.6M–$12M at Seed, $1.2M–$6.3M at Pre-Seed and $10M–$56M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Giant Ventures participates in.
How do I contact Giant Ventures?
Public channels for Giant Ventures include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Giant Ventures?
The team at Giant Ventures includes Amy Rennison (Impact Ambassador), Cameron McLain (Co-Founder and Managing Partner) and Dominik Vacikar (Head of Data and Partner), among 9 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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