# Maximilian Viessmann

> Maximilian Viessmann is a seed investor at Viessmann backing Software and Artificial Intelligence. See 11 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Viessmann](https://shizune.co/investors/profile/viessmann)
- Location: Berlin, Germany
- Total investments: 11
- Last investment: Jan 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/maximilianviessmann/
- X (Twitter): https://twitter.com/MaxViessmann
- Website: https://x.com/MaxViessmann

Maximilian Viessmann is a seed investor at Viessmann in Berlin focused on Software and Artificial Intelligence. Max Viessmann is Co-CEO and Member of the Board of the ‘Viessmann Group’ as well as CEO of VC/O.As the Co-CEO he continues to drive the Group’s digital evolution.Through VC/O the Group is making people’s life easier particularly in private and commercial housing aka the prop tech space. Through the Munich-based venture capital fund‘Vito Ventures’ and Berlin-based company builder ‘WATTx’ the team is providing a node for highly passionate entrepreneurs in the deep tech space.Prior to joining the family business, Max has been an early-stage investor and a management consultant with The Boston Consulting Group in the Munich and Shanghai offices.He has spent a lot of time living abroad particularly in the US, China and Japan.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2.1M–$5M |
| Pre-Seed | $1.7M–$3.4M |
| Series A | $8.8M–$15M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 3 | 27% |
| Artificial Intelligence | 3 | 27% |
| SaaS | 2 | 18% |
| Analytics | 2 | 18% |
| B2B | 1 | 9% |

21 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 4 | 36% |
| Series A | 4 | 36% |
| Pre-Seed | 3 | 27% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Germany | 6 | 55% |
| Sweden | 1 | 9% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| OCELL | OCELL is a Munich-based climate-tech startup that develops local climate projects that are transparent, measurable, and effective. Our mission is to unlock the full potential of forests and make a significant contribution to climate mitigation. To achieve this, we use aerial photographs, data from various sources, and artificial intelligence tocreate ‘digital twins’ of forests. These provide valuable insights into forest growth, current carbon storage capacity, and other metrics, and enable us to predict optimal forest management strategies. With our state-of-the-art technology and unwavering commitment to data transparency, we ensure the effectiveness of our solutions. Currently, OCELL manages over 250,000 hectares of sustainable forest land in Europe, North America, and South America. | $10.4M | Series A | Jan 29, 2025 |  |
| Predium | Every building owner, real estate portfolio holder, developer and investor faces the challenge that data on buildings, energy consumption, CO2 emissions, tenants and climate risks is either not available or scattered in different places. They also lack the tools to act on their ambitions to become sustainable while remaining profitable.Predium’send-to-end platform empowers you to efficiently manage key building data and cost-effectively identify renovation opportunities. Our proprietary technology helps you to:1) Automate data collection and monitor portfolio-wide ESG data in one dashboard 2) Prioritize renovation opportunities and identify subsidy and financial incentives 3) Track and communicate progress according to industry standards | $13.7M | Series A | Nov 28, 2024 |  |
| Voltfang | We integrate used electric car batteries into a battery storage system and thus build up a decentralized storage network. | $8.8M | Series A | Oct 04, 2024 |  |
| Almetra | AI-based process analytics platform to increase productivity and quality in manual processes. Processes are captured using computer vision and automatically analysed with a highly flexible AI to identify improvement potential.1. Real-time capture with cameras Cameras are installed at individual assembly stations capturing live video streams ofassembly or packaging tasks.2. AI tracks material & work steps Video streams are continuously analyzed to detect workpiece movements, cycle times, and work step sequencing.3. Aggregation for data analysis Process data is aggregated per article and production to provide insights on process performance. Video snippets allow for a comprehensive root-cause analysis.4. Data-driven improvements Your factory managers and process engineers define, implement and measure process improvements to increase productivity and quality in your assembly line. | $4.8M | Seed | Apr 26, 2024 |  |
| Predium | Every building owner, real estate portfolio holder, developer and investor faces the challenge that data on buildings, energy consumption, CO2 emissions, tenants and climate risks is either not available or scattered in different places. They also lack the tools to act on their ambitions to become sustainable while remaining profitable.Predium’send-to-end platform empowers you to efficiently manage key building data and cost-effectively identify renovation opportunities. Our proprietary technology helps you to:1) Automate data collection and monitor portfolio-wide ESG data in one dashboard 2) Prioritize renovation opportunities and identify subsidy and financial incentives 3) Track and communicate progress according to industry standards | $4.9M | Seed | Sep 04, 2023 |  |
| OCELL | OCELL is a Munich-based climate-tech startup that develops local climate projects that are transparent, measurable, and effective. Our mission is to unlock the full potential of forests and make a significant contribution to climate mitigation. To achieve this, we use aerial photographs, data from various sources, and artificial intelligence tocreate ‘digital twins’ of forests. These provide valuable insights into forest growth, current carbon storage capacity, and other metrics, and enable us to predict optimal forest management strategies. With our state-of-the-art technology and unwavering commitment to data transparency, we ensure the effectiveness of our solutions. Currently, OCELL manages over 250,000 hectares of sustainable forest land in Europe, North America, and South America. | $5M | Seed | May 09, 2023 |  |
| Root Global | Root Global is a data-driven software company committed to redefining how F&B companies manage and reduce their environmental footprint. | $2.6M | Pre-Seed | Jul 27, 2022 |  |
| PowerUs | PowerUs is a digital career platform for technical skilled blue-collar workers to empower them in their careers and help them find better jobs. | $15M | Series A | May 31, 2022 |  |
| Predium | Every building owner, real estate portfolio holder, developer and investor faces the challenge that data on buildings, energy consumption, CO2 emissions, tenants and climate risks is either not available or scattered in different places. They also lack the tools to act on their ambitions to become sustainable while remaining profitable.Predium’send-to-end platform empowers you to efficiently manage key building data and cost-effectively identify renovation opportunities. Our proprietary technology helps you to:1) Automate data collection and monitor portfolio-wide ESG data in one dashboard 2) Prioritize renovation opportunities and identify subsidy and financial incentives 3) Track and communicate progress according to industry standards | $1.7M | Pre-Seed | May 18, 2022 |  |
| PowerUs | PowerUs is a digital career platform for technical skilled blue-collar workers to empower them in their careers and help them find better jobs. | $2.1M | Seed | Feb 16, 2021 |  |

10 of 11 investments shown.

## Co-investors
- [AENU](https://shizune.co/investors/profile/aenu) — VC Fund, 4 deals together
- [b2venture](https://shizune.co/investors/profile/btovpartners) — VC Fund, 3 deals together
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund, 3 deals together
- [HV Capital](https://shizune.co/investors/profile/holtzbrinck-ventures) — VC Fund, 2 deals together
- [Merantix Capital](https://shizune.co/investors/profile/merantix) — VC Fund, 2 deals together
- [Mutschler Ventures AG](https://shizune.co/investors/profile/mutschler-ventures-ag) — VC Fund, 2 deals together

## About Viessmann

VC Fund · Allendorf-eder, Germany

Viessmann is a manufacturer and supplier of heating, industrial, and cooling systems that are designed to provide efficient commercial services. The company's low-emission heating and cooling systems, industrial and cooling systems, heat pumps, boilers, wood combustion, biogas treatment plants, and refrigeration services are designed toprovide individual services with efficient systems and outputs for all applications and all energy carriers, allowing businesses to save money while protecting resources and the environment.

5 contacts available at Viessmann.

| Name | Title | Profile |
| --- | --- | --- |
| Ansgar Chorhummel | Senior Vice President Products and Systems | https://shizune.co/investors/profile/ansgar-chorhummel |
| Florian Fehr | Head of Sportsponsoring | https://shizune.co/investors/profile/florian-fehr |
| Jens-Uwe Soehner | Head Of Energy Management Systems | https://shizune.co/investors/profile/jens-uwe-soehner |
| Johann Viessmann | Founder | https://shizune.co/investors/profile/johann-viessmann-96a7 |
| Markus Pfuhl | Chief of Staff & Strategy | https://shizune.co/investors/profile/markus-pfuhl |

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## FAQ

### What does Maximilian Viessmann invest in?

Maximilian Viessmann invests primarily in Software, Artificial Intelligence and SaaS startups, most often at Seed and Series A stage. Most of the 11 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Maximilian Viessmann's check size?

Maximilian Viessmann typically joins rounds of $2.1M–$5M at Seed, $1.7M–$3.4M at Pre-Seed and $8.8M–$15M 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 Maximilian Viessmann participates in.

### When did Maximilian Viessmann last invest?

The most recent investment recorded for Maximilian Viessmann closed in Jan 2025. Shizune tracks 11 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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