# Surplus Invest

> Surplus Invest is a VC fund in Munich backing Software and SaaS. See 15 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Munich, Germany
- Total investments: 15
- Last investment: Sep 2021
- Lead investor: 20%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/surplus-invest-gmbh
- Website: http://surplusinvest.vc/

Surplus Invest is a Munich-based early stage venture capital firm with a focus on PropTech investments in Europe. We partner with outstanding tech-entrepreneurs and teams who strive to fundamentally change the real estate industry. We share our expertise, we support in tackling challenging roadblocks and we leverage our real estate network toenable our portfolio companies to scale their business successfully.We started out at the end of 2016 investing in B2B SaaS companies across industries and have build up a strong expertise in this area. Now we shift our focus to PropTech to unleash the concentrated expertise of our investors.

## Contacts

5 contacts available for Surplus Invest. Shizune tracks 2 team members at Surplus Invest. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/surplus-invest-gmbh?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $637k–$5.7M |
| Series A | $1.2M–$12M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 6 | 40% |
| SaaS | 5 | 33% |
| Construction | 3 | 20% |
| Internet | 2 | 13% |
| Real Estate | 2 | 13% |

28 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 5 | 33% |
| Series A | 4 | 27% |
| Series B | 1 | 7% |
| Funding Round | 1 | 7% |
| Convertible Note | 1 | 7% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Germany | 5 | 33% |
| United Kingdom | 3 | 20% |
| Spain | 1 | 7% |
| Austria | 1 | 7% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Braun Reiner | Strategic Advisor | 0 | https://shizune.co/investors/profile/prof-dr-reiner-braun |
| Jannis Roser | Managing Partner | 6 | https://shizune.co/investors/profile/jannis-roser |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| PRODA | PRODA is focuses on solving core data processing pain points in real estate. They are combining real estate expertise with data science to develop machine leaning-enabled software, with the aim of truly automating many analysis and reporting tasks for real estate professionals.Automation is a key driver of digital transformation in everyindustry, underpinned by advances in artificial intelligence and machine learning. Automation holds huge potential to improve speed, accuracy and productivity. The real estate industry is no exception, but so far limited progress has been made towards digitalisation. Many companies are still running on traditional workflows, for instance using spreadsheets to organise, process and share their data. This data comes in unlimited different formats, and is often stored across unstructured, disparate filing systems, creating data silos. |  | Seed | Sep 23, 2021 |  |
| IMMO | IMMO Capital is Europe’s first technology-led residential real estate platform, designed to create portfolios of quality from existing single-family rental (SFR) assets at speed and scale.We have built a unique capability in the form of an end-to-end service solution, providing institutional partners with everything from sourcing, acquisition andportfolio management through to lettings and property management, enabling them to drive performance and maximise returns.Founded in 2017, IMMO Capital has assembled an experienced team of 100+ which includes successful entrepreneurs and industry leaders with expertise from McKinsey, Goldman Sachs, Blackstone, Uber, HSBC, Amazon, Procter & Gamble, BlackRock, Morgan Stanley, Google, WeWork and many more.We have an established presence in the UK, Germany and India and have been awarded “Tech Pioneer” by the World Economic Forum. | $3.6M | Series A | Aug 20, 2020 |  |
| quantilope | quantilope's platform automates high-level research methodologies including Conjoint, MaxDiff, Implicit Association Tests, and more, offering tools and customization to answer questions from ideation through development, launch, and tracking of your products, ads, and concepts. quantilope is an end-to-end platform, mapping the entire marketresearch process from the research question to the questionnaire design, professional panel management, in-depth analysis, and data visualization. | $28M | Series B | Jul 23, 2020 |  |
| ecoworks | Ecoworks specializes in climate-neutral renovations and modernizations for apartment buildings. The company uses industrial pre-fabrication, digital processes, and highly efficient energy systems to modernize multi-family houses with up to four floors within a few weeks. | $5.5M | Seed | Apr 09, 2020 |  |
| ecoworks | Ecoworks specializes in climate-neutral renovations and modernizations for apartment buildings. The company uses industrial pre-fabrication, digital processes, and highly efficient energy systems to modernize multi-family houses with up to four floors within a few weeks. | $5.6M | Seed | Apr 09, 2020 |  |
| Naska.AI | We are automating the problem of quality control and progress monitoring for construction. Delivering high-quality construction progress and quality assurance data to reduce risk and uncertainty on billions of dollars of assets globally. Working with some of the world's largest construction companies we are bringing artificial intelligence androbotics to an industry that hasn't seen innovation in almost a century. | $2.1M | Seed | Feb 03, 2020 |  |
| IMMO | IMMO Capital is Europe’s first technology-led residential real estate platform, designed to create portfolios of quality from existing single-family rental (SFR) assets at speed and scale.We have built a unique capability in the form of an end-to-end service solution, providing institutional partners with everything from sourcing, acquisition andportfolio management through to lettings and property management, enabling them to drive performance and maximise returns.Founded in 2017, IMMO Capital has assembled an experienced team of 100+ which includes successful entrepreneurs and industry leaders with expertise from McKinsey, Goldman Sachs, Blackstone, Uber, HSBC, Amazon, Procter & Gamble, BlackRock, Morgan Stanley, Google, WeWork and many more.We have an established presence in the UK, Germany and India and have been awarded “Tech Pioneer” by the World Economic Forum. | $11.7M | Series A | Nov 07, 2019 |  |
| PRODA | PRODA is focuses on solving core data processing pain points in real estate. They are combining real estate expertise with data science to develop machine leaning-enabled software, with the aim of truly automating many analysis and reporting tasks for real estate professionals.Automation is a key driver of digital transformation in everyindustry, underpinned by advances in artificial intelligence and machine learning. Automation holds huge potential to improve speed, accuracy and productivity. The real estate industry is no exception, but so far limited progress has been made towards digitalisation. Many companies are still running on traditional workflows, for instance using spreadsheets to organise, process and share their data. This data comes in unlimited different formats, and is often stored across unstructured, disparate filing systems, creating data silos. |  | Convertible Note | May 08, 2019 |  |
| Sensorberg | Sensorberg is a proptech company which digitizes complex buildings and physical processes within offices, coworking spaces and hotels. True to the motto “merging the physical with the digital world” IoT startup company, Sensorberg digitizes complex buildings and physical processes within offices and coworking spaces, hospitals and hotels. ThereforeSensorberg developed hardware and software packages compatible to pre-existing systems are installed. Taking access to the building as a starting point, interactive solutions extend to include meeting room reservations and employee/visitor management. Sensorberg takes a clear focus on simplicity, transparency and user experience. The solution is available for both outfitting new building constructions and retrofitting existing infrastructures. |  |  | Jan 15, 2019 |  |
| quantilope | quantilope's platform automates high-level research methodologies including Conjoint, MaxDiff, Implicit Association Tests, and more, offering tools and customization to answer questions from ideation through development, launch, and tracking of your products, ads, and concepts. quantilope is an end-to-end platform, mapping the entire marketresearch process from the research question to the questionnaire design, professional panel management, in-depth analysis, and data visualization. | $8M | Series A | Nov 05, 2018 |  |

10 of 15 investments shown.

## Co-investors
- [Senovo](https://shizune.co/investors/profile/senovo) — VC Fund, 5 deals together
- [ALP.X Group](https://shizune.co/investors/profile/alpx-group) — VC Fund, 3 deals together
- [Dawn Capital](https://shizune.co/investors/profile/dawn-capital) — VC Fund, 2 deals together
- [HV Capital](https://shizune.co/investors/profile/holtzbrinck-ventures) — VC Fund, 2 deals together
- [PT1](https://shizune.co/investors/profile/proptech1-ventures) — VC Fund, 2 deals together
- [Talis Capital](https://shizune.co/investors/profile/talis-capital) — VC Fund, 2 deals together

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## FAQ

### What does Surplus Invest invest in?

Surplus Invest invests primarily in Software, SaaS and Construction startups, most often at Seed and Series A stage. Most of the 15 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Surplus Invest's check size?

Surplus Invest typically joins rounds of $637k–$5.7M at Seed and $1.2M–$12M 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 Surplus Invest participates in.

### How do I contact Surplus Invest?

Public channels for Surplus Invest include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Who are the partners at Surplus Invest?

The team at Surplus Invest includes Braun Reiner (Strategic Advisor) and Jannis Roser (Managing Partner). The Team section lists each member with their title, investment count and links.

### 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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