Acario
VC Fund
Menlo Park, United States
Acario is a VC fund in Menlo Park focused on Energy and Artificial Intelligence. Acario Innovation LLC was established by Tokyo Gas in December 2017, and is head quartered in the world’s leading hub of innovation - Silicon Valley with branch in Tokyo.We are a group of scientists, engineers, and venture investors with an entrepreneurial mindset, carrying passion and compassion, aiming to bring more sustainable energy solutionsto the world. We focus on the Research & Development of advanced energy technologies and innovative business processes. We collaborate with the top labs, incubators, venture funds, and corporates to conduct rigorous analyses to support our entrepreneurs and partners.
- Total investments:
- 9
- Last investment:
- Lead investor:
- 56%
Last updated:
For AI agents: llms.txt
Industries Acario invests in
Stages Acario invests in
Countries Acario invests in
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Kenji Maeda
|
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Patrick Sagisi
|
|||
Toshiharu Okui
|
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Investment Focus
Industry
- Energy 5 (56%)
- Artificial Intelligence 3 (33%)
- Clean Energy 2 (22%)
- Renewable Energy 2 (22%)
- Internet of Things 2 (22%)
Stage
- Venture - Series Unknown 3 (33%)
- Seed 1 (11%)
- Series A 1 (11%)
- Series B 1 (11%)
- Funding Round 1 (11%)
Country
- United States 5 (56%)
- Japan 1 (11%)
- Sweden 1 (11%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
|
Kenji Maeda
CEO
|
CEO | Total investments: 5 | Find email | |
|
Patrick Sagisi
Director
|
Director | Total investments: 0 | Find email | |
|
Toshiharu Okui
CEO
|
CEO | Total investments: 1 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
CorPower Ocean
|
CorPower Ocean AB was founded in 2009 to develop high efficiency Wave Energy Converters (WECs).CorPower's Wave Energy Converters deliver five times higher annual energy output per ton of device compared to previously known wave power solutions. The step-change improvement in performance and efficiency allows a Cost-of-Energy that cancompete with offshore wind. The products are currently in pilot with Iberdrola. CorPower has assembled a team with extensive experience in energy generation, design and manufacturing of production equipment, system engineering as well as the market expertise to allow us to continue transforming the technology of tomorrow into renewable energy applications of today. | $61.7M / Series B / May 26, 2026 | |
Novity
|
Novity offers predictive maintenance, exceptional accuracy, and cold-start prognostics solutions for the chemical, oil, and gas industries. | Venture - Series Unknown / May 20, 2026 | |
|
CorPower Ocean
|
CorPower Ocean AB was founded in 2009 to develop high efficiency Wave Energy Converters (WECs).CorPower's Wave Energy Converters deliver five times higher annual energy output per ton of device compared to previously known wave power solutions. The step-change improvement in performance and efficiency allows a Cost-of-Energy that cancompete with offshore wind. The products are currently in pilot with Iberdrola. CorPower has assembled a team with extensive experience in energy generation, design and manufacturing of production equipment, system engineering as well as the market expertise to allow us to continue transforming the technology of tomorrow into renewable energy applications of today. | Series B / Jul 07, 2025 | |
Calicat
|
Calicat is a clean-energy company developing a proprietary electrocatalyst discovery process for electrolyser. The company electrocatalyst discovery is an unprecedented, proprietary, end-to-end ultrahigh throughput AI and data-driven process focused on the discovery of new catalysts for the generation of clean hydrogen and fuel cell powerproduction. The process prepares, characterizes, and quantifies the catalytic activity of millions of compositions per month and then closes the loop with big data analysis and AI to refine/guide the search. | $3M / Series A / Oct 23, 2024 | |
Global Thermostat
|
Global Thermostat’s mission is to continually innovate and globally deploy the world’s best direct air capture technologies. With our multi-patented portfolio of solutions for capturing and removing CO2 directly from the atmosphere, Global Thermostat is working to help restore Earth’s climate by reducing carbon dioxide at a global scale for thebenefit of all. | $13.3M / Venture - Series Unknown / Jan 19, 2023 | |
|
Global Thermostat
|
Global Thermostat’s mission is to continually innovate and globally deploy the world’s best direct air capture technologies. With our multi-patented portfolio of solutions for capturing and removing CO2 directly from the atmosphere, Global Thermostat is working to help restore Earth’s climate by reducing carbon dioxide at a global scale for thebenefit of all. | $13.3M / Venture - Series Unknown / Jan 19, 2023 | |
Ubiden
|
Ubiden provides Artificial intelligence and Internet of Things mobile network services. The company develops applications for electric vehicle charging services. | Venture - Series Unknown / Jan 01, 2022 | |
Electriphi
|
Electriphi develops end-to-end energy management and fleet operations software for light, medium, and heavy-duty commercial fleets. It helps to ave energy costs, optimize infrastructure, and ensure fleet's operational readiness with Electriphi's managed charging software built on AI and machine learning technology. | $3.5M / Seed / Feb 20, 2020 | |
Amperon
|
Amperon is a provider of smart meters to deliver real-time energy data forecasts. There over 70M smart meters currently installed in the country, collecting 15 minute resolution electricity data for every type of ratepayer (including residential, commercial, and industrial). The data has been relatively untapped for the past decade, and Amperon isleveraging it to charge forward and bring AI to the energy world to usher in the smart grid of the future. |
Co-Investors
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FAQ
What does Acario invest in?
Acario invests primarily in Energy, Artificial Intelligence and Clean Energy startups, most often at Venture - Series Unknown and Seed stage. Most of the 9 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Acario?
Public channels for Acario include LinkedIn 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 Acario?
The team at Acario includes Kenji Maeda (CEO), Patrick Sagisi (Director) and Toshiharu Okui (CEO). 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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