6
Total investments
1
Early stage
3
Mid stage
1
Late stage
7y
Years active
Portfolio
6 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Board Observer
Nov 2025
Lithium-ion batteries are widely used, but they are not ideal for all applications. They are relatively slow to recharge, flammable, and temperature-sensitive.
BTRY, an EMPA- and ETHZ- spinoff, is developing a new type of thin-film solid-state battery. It can be charged and discharged in one minute, has a high energy density, and delivers reliable energy even at extreme temperatures.
Board Member
Apr 2023
We are developing the next generation of IoT embedded cybersecurity.
Our technology equips every organization on the planet to build secure IoT devices with purpose-built technology.
Board Observer
Apr 2023
Flyability pioneered confined space inspection drones, creating new technology that allows inspectors to collect data remotely inside dangerous confined spaces instead of in person. Since launching in 2014, Flyability has become a trusted provider of internal inspection solutions, enabling remote data collection with cutting edge hardware and software for inspection professionals to help them improve safety, reduce downtimes, and cut costs for their internal inspections. Today Flyability has offices in Switzerland, China, Singapore, and the U.S., with almost one thousand clients in over 60 countries. Flyability works in every industry that requires internal inspections, including Power Generation, Oil & Gas, Mining, Wastewater Infrastructure, Chemicals, Maritime, and Infrastructure & Utilities.
Board Observer
Aug 2022
CNC24 is your partner for all metal and plastic components. Your advantages at a glance:
✔️ Order machine parts easily & quickly online
✔️ Global Network with over 500 Suppliers from 22 Countries
✔️ Fast & reliable delivery times
✔️ Quality standards at the highest level (according to ISO9001)
Our own measurement center for quality assurance and a well-established global supplier network makes CNC24 the competent partner for CNC turning, milling and sheet metal manufacturing. From prototypes, single parts, small series to large series - all work is carried out with the highest precision, based on 30 years of manufacturing experience.
We strive to offer an unrivaled level of customer service. Benefit from our expert advice and transparent, fully digital processes. CNC24 is your hub to the world of manufacturing.
Investor
2020
Investing in sustainable industrial systems.
Made in Europe.
By Redstone & SBI.
Redstone (www.redstone.vc) combines extensive VC experience with data analytics to understand, disrupt and reinvent methods of venture capital. It created a unique VC-as-a-Service model to advise leading companies in their corporate venture capital activities. Together with its partners and global co-investors, Redstone structures and operates several sector-focused funds. Its proprietary analysis platform enables the prediction of industry trends, benchmark segments and identify appropriate investment targets. As an international team of serial entrepreneurs, data scientists and investment bankers Redstone operates globally with offices in six countries.
SBI Group (www.sbigroup.co.jp) was founded in 1999 as the financial subsidiary of SoftBank and established the worlds first internet-based financial ecosystem. SBI evolved into a financial conglomerate in Japan. As SBI Holdings, Inc., it has developed Japan’s largest online bank in terms of assets and the largest online securities trading company on a customer basis. In addition, SBI Investment is one of the worlds most active investors in FinTech. While the SBI Group is changing from a “Japanese SBI” to a “Global SBI”, SBI Holdings, Inc. founded its first European representative office in Berlin in March 2019.
Investor
2019
Redstone is a European venture capital firm following selected investment strategies. Our focused approach with specialized investment teams for each strategy has enabled us to develop strong sector expertise and networks. This combination supercharges our portfolio companies. We’ve spent a decade building the world’s leading proprietary startup analytics and data platform, SOFIA, allowing us to make evidence-based and data-driven investment decisions.
Experience · 7 entries
All (7)
Investments (6)
Board (4)
2025
Board Observer
Nov 2025
Lithium-ion batteries are widely used, but they are not ideal for all applications. They are relatively slow to recharge, flammable, and temperature-sensitive.
BTRY, an EMPA- and ETHZ- spinoff, is developing a new type of thin-film solid-state battery. It can be charged and discharged in one minute, has a high energy density, and delivers reliable energy even at extreme temperatures.
2023
Board Member
Apr 2023
We are developing the next generation of IoT embedded cybersecurity.
Our technology equips every organization on the planet to build secure IoT devices with purpose-built technology.
Board Observer
Apr 2023
Flyability pioneered confined space inspection drones, creating new technology that allows inspectors to collect data remotely inside dangerous confined spaces instead of in person. Since launching in 2014, Flyability has become a trusted provider of internal inspection solutions, enabling remote data collection with cutting edge hardware and software for inspection professionals to help them improve safety, reduce downtimes, and cut costs for their internal inspections. Today Flyability has offices in Switzerland, China, Singapore, and the U.S., with almost one thousand clients in over 60 countries. Flyability works in every industry that requires internal inspections, including Power Generation, Oil & Gas, Mining, Wastewater Infrastructure, Chemicals, Maritime, and Infrastructure & Utilities.
2022
Board Observer
Aug 2022
CNC24 is your partner for all metal and plastic components. Your advantages at a glance:
✔️ Order machine parts easily & quickly online
✔️ Global Network with over 500 Suppliers from 22 Countries
✔️ Fast & reliable delivery times
✔️ Quality standards at the highest level (according to ISO9001)
Our own measurement center for quality assurance and a well-established global supplier network makes CNC24 the competent partner for CNC turning, milling and sheet metal manufacturing. From prototypes, single parts, small series to large series - all work is carried out with the highest precision, based on 30 years of manufacturing experience.
We strive to offer an unrivaled level of customer service. Benefit from our expert advice and transparent, fully digital processes. CNC24 is your hub to the world of manufacturing.
2020
Investor
2020
Investing in sustainable industrial systems.
Made in Europe.
By Redstone & SBI.
Redstone (www.redstone.vc) combines extensive VC experience with data analytics to understand, disrupt and reinvent methods of venture capital. It created a unique VC-as-a-Service model to advise leading companies in their corporate venture capital activities. Together with its partners and global co-investors, Redstone structures and operates several sector-focused funds. Its proprietary analysis platform enables the prediction of industry trends, benchmark segments and identify appropriate investment targets. As an international team of serial entrepreneurs, data scientists and investment bankers Redstone operates globally with offices in six countries.
SBI Group (www.sbigroup.co.jp) was founded in 1999 as the financial subsidiary of SoftBank and established the worlds first internet-based financial ecosystem. SBI evolved into a financial conglomerate in Japan. As SBI Holdings, Inc., it has developed Japan’s largest online bank in terms of assets and the largest online securities trading company on a customer basis. In addition, SBI Investment is one of the worlds most active investors in FinTech. While the SBI Group is changing from a “Japanese SBI” to a “Global SBI”, SBI Holdings, Inc. founded its first European representative office in Berlin in March 2019.
Show all 7 entries ↓
Investment activity
2019–2025 · 6 investments
Recent (last 2 years)Earlier
