# David Klein

> David Klein is a Series C investor at One Peak (London) backing SaaS and Information Technology. See 20 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [One Peak](https://shizune.co/investors/profile/one-peak-partners)
- Location: London, United Kingdom
- Total investments: 20
- Last investment: Jul 2026
- Lead investor: 85%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/david-klein-4029ba4/?ppe=1
- X (Twitter): https://twitter.com/davidoklein
- Website: https://x.com/davidoklein

David Klein is a Series C investor at One Peak in London focused on SaaS and Information Technology. David Klein is based out of London, England and is the Founding Partner of One Peak. David previously worked at Summit Partners as a Senior Investment Professional. David Klein attended the University of St.Gallen.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 6 | 30% |
| Information Technology | 6 | 30% |
| Software | 5 | 25% |
| Enterprise Software | 5 | 25% |
| Cyber Security | 3 | 15% |

43 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series C | 7 | 35% |
| Series B | 5 | 25% |
| Series A | 2 | 10% |
| Series D | 2 | 10% |
| Series F | 1 | 5% |

8 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Germany | 6 | 30% |
| Israel | 4 | 20% |
| Switzerland | 2 | 10% |
| Denmark | 1 | 5% |
| United States | 1 | 5% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| groundcover | Groundcover is a K8s application monitoring solution that reinvents the domain with eBPF. The platform is designed for modern production environments, providing teams with robust tools to visualize metrics, logs, and traces from various sources effectively. Groundcover enables detailed dashboards that assist in making sense of complex data, crucialfor monitoring and analysis in today's cloud applications. | $100M | Series C | Jul 29, 2026 |  |
| Datarails | DataRails is a financial planning and analysis platform that automates financial reporting and planning, while enabling finance teams to continue benefiting from the familiar spreadsheets and financial models of Excel. Automating these time-consuming manual processes paves the way for finance teams to spend more time analyzing data and less timegathering it. And it empowers them to answer essential strategic questions like what their organization can do to increase revenue and reduce expenses. | $70M | Series C | Jan 21, 2026 |  |
| Spryker | Spryker is a provider of a commerce technology platform for global enterprises. The company enables companies to build transactional business models in B2B, B2C, and Enterprise Marketplaces. It is the most modern platform-as-a-service solution with a headless architecture that is cloud-enabled, enterprise-ready, and loved by developers and businessusers worldwide. Its solutions have empowered 150+ companies to manage transactions in more than 200 countries worldwide. Spryker is used by brands such as Toyota, Siemens, Hilti, and Ricoh. |  | Venture - Series Unknown | Dec 11, 2025 |  |
| Hawk | Money-laundering detection & investigation platform. SaaS, Cloud, Artificial Intelligence, Machine Learning. | $56M | Series C | Apr 08, 2025 |  |
| Sparta | At Sparta, we believe oil traders deserve more powerful tools than the currently available. This is what sparked our vision behind the Sparta platform. Whether it is accessing our platform from the desktop or a mobile device, we provide traders with automated, live trading insights so you can focus on what matters the most: making decisions fasterand capturing more market opportunities. | $42M | Series B | Feb 24, 2025 |  |
| Keepit | Keepit provides next-level SaaS data protection for companies with data stored in the cloud. Keepit is the world’s only vendor-neutral and independent cloud dedicated to SaaS data protection based on a blockchain-verified solution. Keepit protects data in key business applications including Microsoft 365, Microsoft Azure AD, Google, and Salesforce.Headquartered in Copenhagen with offices and data centers globally, Keepit is trusted by thousands of companies worldwide to protect and manage their cloud data. | $50M | Series C | Dec 16, 2024 |  |
| Coro | Coronet SecureCloud is the only platform that secures the entire SaaS chain. From the user, through the device used, through the network, all the way to the SaaS/Cloud services themselves. - SecureCloud is an end to end platform, there is no need to buy, integrate and manage multiple platforms, dramatically reducing TCO. - It is the onlyfully autonomous cloud security platform, detecting and mitigating threats without IT-Sec involvement, dramatically reducing staffing needs. - SecureCloud is cloud Based: No hardware, nothing to install on premises, up and running in minutes - SecureCloud is the only platform that provides autonomous cross dimension response: Detect a risk in one area (e.g. Malicious network) and mitigate in another (e.g. block access to Office365) | $100M | Series D | Mar 28, 2024 |  |
| Hygraph | GraphCMS is the enterprise-class content management platform that enables ambitious digital products at scale. With the industry's most versatile GraphQL content APIs and a novel approach in external data sourcing, the content platform enables ambitious use cases. Enterprise customers see GraphCMS as a database highly optimized for structuredcontent while giving content creators the tools to build their ultimate content pipeline. GraphCMS is developed by GraphCMS GmbH, headquartered in Berlin, Germany, and is currently enabling nearly 50,000 teams across the world to rapidly build and deliver tomorrow’s omnichannel digital experiences at scale. | $30M | Series B | Mar 29, 2023 |  |
| DataGuard | DataGuard, the European leader in security and compliance software, is trusted by more than 4,000 organizations across 50+ countries. Its all-in-one platform helps businesses manage security risks, fast-track certifications, and comply effortlessly with industry frameworks including ISO 27001, TISAX®, SOC 2, GDPR, NIS2, and the European AI Act. Bycombining AI and automated workflows with tailored expert consultancy, DataGuard reduces the time and costs of building robust Information Security and Compliance Management Systems (ISMS & CMS). Founded in 2018, DataGuard has offices in Munich, Berlin, London, Stockholm, and Vienna, a team of 250+ experts, and a growing network of partners. | $60M | Series B | Sep 21, 2022 |  |
| Cymulate | For companies wanting to assure their security resilience against the evolving threat landscape. Cymulate SaaS-based Extended Security Posture Management (XSPM) automates end-to-end risk assessment, thus challenging, assessing, and optimizing their cyber-security posture simply and continuously. Cymulate gives security professionals visibility toknow, control and remediate their dynamic environment. | $70M | Series D | Sep 06, 2022 |  |

10 of 20 investments shown.

## Co-investors
- [TCV](https://shizune.co/investors/profile/technology-crossover-ventures) — VC Fund, 5 deals together
- [Susquehanna Growth Equity](https://shizune.co/investors/profile/susquehanna-growth-equity) — VC Fund, 4 deals together
- [Morgan Stanley Expansion Capital](https://shizune.co/investors/profile/morgan-stanley-expansion-capital) — VC Fund, 3 deals together
- [Project A Ventures](https://shizune.co/investors/profile/project-a-ventures) — VC Fund, 3 deals together
- [Vertex Growth Fund](https://shizune.co/investors/profile/vertex-growth-fund) — VC Fund, 3 deals together
- [Dell Technologies Capital](https://shizune.co/investors/profile/dell-technologies-capital) — VC Fund, 2 deals together

## About One Peak

VC Fund · London, United Kingdom

One Peak is a specialist private equity firm investing in growth stage technology and tech-enabled companies. They provide growth capital to exceptional entrepreneurs, with a view to transform innovative and rapidly growing businesses into lasting, category-defining industry leaders.

5 contacts available at One Peak.

| Name | Title | Profile |
| --- | --- | --- |
| Christoph Mayer | Partner | https://shizune.co/investors/profile/christoph-mayer-2b7d |
| David Klein | Managing Partner | https://shizune.co/investors/profile/david-klein-11 |
| Humbert de Liedekerke | Founding Partner | https://shizune.co/investors/profile/humbert-de-liedekerke |
| Tatjana Kast | Director | https://shizune.co/investors/profile/tatjana-kast |
| Roni Elchahal | Partner, Head of Capital Partnering | https://shizune.co/investors/profile/roni-elchahal |

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## FAQ

### What does David Klein invest in?

David Klein invests primarily in SaaS, Information Technology and Software startups, most often at Series C and Series B stage. Most of the 20 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did David Klein last invest?

The most recent investment recorded for David Klein closed in Jul 2026. Shizune tracks 20 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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