# Manfred Heid

> Manfred Heid is a pre-seed investor at BitStone Capital (Cologne) backing Software and SaaS. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [BitStone Capital](https://shizune.co/investors/profile/bitstone-capital)
- Location: Cologne, Germany
- Total investments: 5
- Last investment: Feb 2026
- Lead investor: 60%
- Last updated: Aug 2026
- LinkedIn: https://de.linkedin.com/in/manfredheid

Manfred Heid is a pre-seed investor at BitStone Capital in Cologne focused on Software and SaaS. Manfred Heid is the Managing Partner of BitStone Capital.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 3 | 60% |
| SaaS | 2 | 40% |
| Real Estate | 2 | 40% |
| Construction | 2 | 40% |
| Mobile Apps | 1 | 20% |

14 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Pre-Seed | 2 | 40% |
| Seed | 1 | 20% |
| Series A | 1 | 20% |
| Series B | 1 | 20% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Germany | 2 | 40% |
| Switzerland | 2 | 40% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Optiml | Optiml develops software that supports real estate decarbonization and energy transition planning. The company provides a digital platform that models building portfolios, evaluates renovation pathways, and assesses financial and carbon impacts of retrofit strategies. Its tools integrate technical, economic, and regulatory data to help assetmanagers prioritize investments and align with climate targets. Optiml also enables scenario analysis, tracking of emissions performance, and reporting capabilities that support sustainability decision-making. The company serves property owners, investors, and financial institutions seeking structured analysis for decarbonization planning and capital allocation. | $9.6M | Seed | Feb 17, 2026 |  |
| aedifion | Aedifion develops tools for the cloud-based processing of operating data from building automation systems. | $19.7M | Series B | Jun 23, 2025 |  |
| Lichtwart | Lichtwart is a startup that creates a cloud control platform for efficiently controlling and maintaining lighting systems. |  | Pre-Seed | Sep 13, 2024 |  |
| Optiml | Optiml develops software that supports real estate decarbonization and energy transition planning. The company provides a digital platform that models building portfolios, evaluates renovation pathways, and assesses financial and carbon impacts of retrofit strategies. Its tools integrate technical, economic, and regulatory data to help assetmanagers prioritize investments and align with climate targets. Optiml also enables scenario analysis, tracking of emissions performance, and reporting capabilities that support sustainability decision-making. The company serves property owners, investors, and financial institutions seeking structured analysis for decarbonization planning and capital allocation. | $4.1M | Pre-Seed | Aug 21, 2024 |  |
| Smino | Smino is a cloud platform for the construction industry that provides all the necessary tools for workflows and successful collaboration. | $3.3M | Series A | Sep 30, 2021 |  |

5 of 5 investments shown.

## Co-investors
- [Eurazeo](https://shizune.co/investors/profile/eurazeo-com) — VC Fund, 2 deals together
- [Innovation Endeavors](https://shizune.co/investors/profile/innovation-endeavors) — VC Fund, 2 deals together
- [KOMPAS VC](https://shizune.co/investors/profile/kompas-fe2f) — VC Fund, 2 deals together
- [Planet A Ventures](https://shizune.co/investors/profile/planet-a-ventures) — VC Fund, 2 deals together
- [Axept](https://shizune.co/investors/profile/axept-0e41) — VC Fund, 1 deal together
- [Bauwens Digital](https://shizune.co/investors/profile/bauwens-digital) — VC Fund, 1 deal together

## About BitStone Capital

VC Fund · Cologne, Germany

BitStone Capital is an internationally operating company builder and investor who selectively invests in innovative digital Real Estate and Construction business models, and also accelerates their growth with own resources. BitStone supports young companies with its outstanding network, excellent industry know-how and broad expertise in newtechnologies - from product development through market entry to successful rollout.

2 contacts available at BitStone Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Kai Panitzki | Managing Partner & Founder | https://shizune.co/investors/profile/kai-panitzki-96a6 |
| Manfred Heid | Co-Founder & Managing Partner | https://shizune.co/investors/profile/manfred-heid-1a07 |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund
- [Everywhere Ventures](https://shizune.co/investors/profile/everywhere-ventures) — VC Fund

## FAQ

### What does Manfred Heid invest in?

Manfred Heid invests primarily in Software, SaaS and Real Estate startups, most often at Pre-Seed and Seed stage. Most of the 5 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Manfred Heid last invest?

The most recent investment recorded for Manfred Heid closed in Feb 2026. Shizune tracks 5 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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