Jutta Steiner
Co-Founder @ Grid Singularity
Berlin, Germany
Jutta Steiner is a seed investor at Grid Singularity in Berlin focused on Blockchain and Software. Jutta Steiner is the co-founder and CEO of Parity Technologies.Parity Technologies has developed the most advanced Ethereum client and has recently started a new blockchain network protocol called Polkadot—a pioneering work to address governance, interoperability, and scalability of blockchain technology and a fundamental building block of thefuture decentral Web 3. She previously served as Chief of Security for the Ethereum Foundation, overseeing security audit and integration prior to the launch of the public blockchain in 2015.
- Total investments:
- 9
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Jutta Steiner invests in
Stages Jutta Steiner invests in
Countries Jutta Steiner invests in
Round sizes
Round size
- Seed
- $1.4M–$8.3M
- Series A
- $13M–$55M
Investment Focus
Industry
- Blockchain 4 (44%)
- Software 3 (33%)
- Cryptocurrency 3 (33%)
- Developer APIs 2 (22%)
- Identity Management 2 (22%)
Stage
- Seed 5 (56%)
- Series A 3 (33%)
- Series B 1 (11%)
Country
- United States 3 (33%)
- Germany 2 (22%)
- Estonia 1 (11%)
- Liechtenstein 1 (11%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Chipp
|
Build a custom ChatGPT without code. Share it with your audience or sell it to build your business | $2M / Seed / Jul 23, 2025 | |
Freatic
|
Freatic bridges the gap between people who have untapped knowledge and actors who can capitalize on these opportunities. The Freatic strategy, which employs decentralization, game theory, and current cryptography, tries to overcome these constraints and allow untapped information marketplaces to grow. | $3.6M / Seed / Sep 21, 2023 | |
Anytype
|
An operating system for the new Internet | $13.4M / Series A / Aug 23, 2023 | |
Celestia
|
Celestia is a pluggable consensus and data availability layer, to enable anyone to quickly deploy a decentralised blockchain without the overhead of bootstrapping a new consensus network. | $55M / Series A / Oct 19, 2022 | |
|
Celestia
|
Celestia is a pluggable consensus and data availability layer, to enable anyone to quickly deploy a decentralised blockchain without the overhead of bootstrapping a new consensus network. | Series B / Oct 19, 2022 | |
NFTPort
|
NFTPort provides one-stop and developer-friendly NFT infrastructure and APIs for developers such as Stripe for NFTs. The company was founded by Kaspar Peterson and Johannes Tammekänd, and is headquartered in Tallinn, Estonia. | $26M / Series A / Jun 15, 2022 | |
Privy
|
Privy creates authentication, authorization, and data control tooling to enable developers to create products that keep users safe. It creates simple, powerful APIs for managing user data, allowing them to easily integrate user data into their products. Privy bridges the gap between users' on-chain activity and their off-chain data, allowingusers to create delightful experiences without putting themselves or the product at risk. | $8.3M / Seed / Apr 20, 2022 | |
Spruce
|
Spruce is building a future where users control their identity and data across all digital interactions. | $7.5M / Seed / Nov 02, 2021 | |
The bina School
|
bina is a digital primary school ecosystem made to provide customised learning at scale.We are an early-stage startup backed by Silicon Allee in Berlin and are in the last stages of closing our initial funding round, led by Taizo Son at Mistletoe.Currently, bina offers:- Personalised education to ages 4-12 in tiny classes of no more than 8students.- Master teachers delving into STEAM-based learning using curated 3rd party tech and a storytelling narrative.- Classes and teachers are assigned into carefully matched learning groups to get the best and most enjoyable learning experience.We are building bina in two phases: The bina School operates as a comprehensive, synchronous, international primary school marketed directly to parents and HR departments. This school acts as a high-quality, cost-effective development of the product and brand. bina-as-a-service offers accreditation, teacher training and methodology, licensed globally to public and private educational systems. Once established, precision education will cross social, economic and geographic barriers. | $1.4M / Seed / Aug 03, 2021 |
Co-Investors
About Grid Singularity
Grid Singularity is a technology company creating an open (permissioned) Internet-based decentralized energy data exchange platform built on the most advanced blockchain technology. This newly structured ecosystem, to be hosted by the Energy Web Foundation (EWF, see energyweb.org), provides a data transparency and integrity solution in a majorshift away from a traditional, centralized model of the energy market. It will support a range of valuable applications to be designed and used by diverse energy market participants, from regulators to operators, investors, traders and consumers. These applications will enable forecasting for grid balancing (smart grid management), facilitate investment, trade of green certificates/certificates of origin and eventually energy trade validation. In addition to building the core technology (EWF-hosted blockchain), Grid Singularity is also developing applications, including a grid management agent. Grid Singularity has been created by a team of experienced energy market and policy professionals, in partnership with leading blockchain technology developers at Parity Technologies, who are principal founders of the open source not-for-profit organization, Ethereum.
Grid Singularity Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Ana Trbovich
Co-founder and chief operating officer
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Dirk van den Biggelaar
Research and development
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Ewald Hesse
CEO
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Fatuma Mohamed
Energy Engineer
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Jutta Steiner
Co-Founder
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FAQ
What does Jutta Steiner invest in?
Jutta Steiner invests primarily in Blockchain, Software and Cryptocurrency startups, most often at Seed and Series A 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.
What is Jutta Steiner's check size?
Jutta Steiner typically joins rounds of $1.4M–$8.3M at Seed and $13M–$55M 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 Jutta Steiner participates in.
When did Jutta Steiner last invest?
The most recent investment recorded for Jutta Steiner closed in Jul 2025. Shizune tracks 9 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
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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