# Peter Steinberger

> Peter Steinberger is a seed investor at OpenAI (Vienna) backing SaaS and Software. See 6 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [OpenAI](https://shizune.co/investors/profile/openai)
- Location: Vienna, Austria
- Total investments: 6
- Last investment: Dec 2023
- Lead investor: 17%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/steipete
- X (Twitter): http://twitter.com/steipete
- Website: http://petersteinberger.com

Peter Steinberger is a seed investor at OpenAI in Vienna focused on SaaS and Software. Peter Steinberger is the Founder of OpenClaw. He previously worked at Scribd as a Senior iOS Developer. Peter attended Technische Universität Wien, where he took a Bachelor of Science in Computer and Information Sciences.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $606k–$1M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 2 | 33% |
| Software | 2 | 33% |
| Art | 1 | 17% |
| E-Commerce | 1 | 17% |
| Car Sharing | 1 | 17% |

14 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 33% |
| Angel | 2 | 33% |
| Pre-Seed | 1 | 17% |
| Funding Round | 1 | 17% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Austria | 5 | 83% |
| Germany | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| 123-Transporter | Transporter mieten ab nur 45€ Volle 24h \| Unlimitierte KM \| digitale Vignette inkl. Einfach. Flächendeckend. Kundenzentriert: https://de.trustpilot.com/review/123-transporter.at |  |  | Dec 01, 2023 |  |
| ContextSDK | ContextSDK enhances the app by leveraging real-time user context to increase conversions enhance user satisfaction and raise app revenue. |  | Angel | Oct 24, 2023 |  |
| reebuild | reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background. |  | Angel | Sep 28, 2023 |  |
| rentpaca | rentpaca is the smart alternative for rental deposits in Austria. As a PropTech startup, we believe that technology will revolutionize the rental and housing market. We are committed to using the latest technological innovations to simplify the rental process for landlords and tenants alike and to provide customers with the best possible experienceat all times. Our cashless deposit alternative allows tenants to move in without having to pay a cash deposit, while landlords can rely on the guarantee from us and our partners. As a landlord, you save yourself the hassle and administration of handling deposits, while as a tenant, you can use the money in a better way.Want to learn more? Visit us at www.rentpaca.com. |  | Pre-Seed | Apr 18, 2023 |  |
| Return on Art | Return on Art is the one platform that makes discovering and collecting art exciting and effortless. We leverage the latest technology and art market expertise to create value for global artists and an effortless buying experience for our collectors. | $605.5K | Seed | Oct 26, 2022 |  |
| Wowflow | Wowflow is a mobile-first collaboration and workflow for facility maintenance teams. | $1M | Seed | Aug 04, 2022 |  |

6 of 6 investments shown.

## Co-investors
- [High Rise Ventures](https://shizune.co/investors/profile/high-rise-ventures) — VC Fund, 1 deal together
- [i5invest](https://shizune.co/investors/profile/i5invest) — VC Fund, 1 deal together
- [Lemonade Stand](https://shizune.co/investors/profile/lemonade-stand-19b2) — VC Fund, 1 deal together

## About OpenAI

VC Fund · San Francisco, United States

OpenAI is an AI research and deployment company that conducts research and develops machine learning technologies. OpenAI works on projects that involve autonomous learning and task performance. It serves industries such as technology, healthcare, and education.

5 contacts available at OpenAI.

| Name | Title | Profile |
| --- | --- | --- |
| Hemal Shah | Product | https://shizune.co/investors/profile/hemal-shah |
| Hessam Bagherinezhad | Member of Technical Staff | https://shizune.co/investors/profile/hessam-bagherinezhad-b28a |
| Sarah Friar | CFO | https://shizune.co/investors/profile/sarah-friar |
| Scott Gray | Member of Technical Staff | https://shizune.co/investors/profile/scott-gray-4 |
| Venkat Venkataramani | VP of Platform Infrastructure | https://shizune.co/investors/profile/venkat-venkataramani |

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## FAQ

### What does Peter Steinberger invest in?

Peter Steinberger invests primarily in SaaS, Software and Art startups, most often at Seed and Angel stage. Most of the 6 investments tracked by Shizune back companies in Austria. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Peter Steinberger's check size?

Peter Steinberger typically joins rounds of $606k–$1M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Peter Steinberger participates in.

### When did Peter Steinberger last invest?

The most recent investment recorded for Peter Steinberger closed in Dec 2023. Shizune tracks 6 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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