# D4 Ventures

> D4 Ventures is a VC fund in Istanbul backing Financial Services and FinTech. See 19 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Istanbul, Turkey
- Total investments: 19
- Last investment: Dec 2023
- Lead investor: 5%
- Last updated: Aug 2026

D4 Ventures is an investment vehicle founded by Hanzade Dogan.

## Contacts

5 contacts available for D4 Ventures. Shizune tracks 2 team members at D4 Ventures. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/d4-ventures?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2M–$11M |
| Series A | $16M–$18M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Financial Services | 7 | 37% |
| FinTech | 5 | 26% |
| Software | 4 | 21% |
| E-Commerce | 4 | 21% |
| Banking | 3 | 16% |

29 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 10 | 53% |
| Pre-Seed | 2 | 11% |
| Series A | 2 | 11% |
| Series D | 1 | 5% |
| Venture - Series Unknown | 1 | 5% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United Kingdom | 4 | 21% |
| Turkey | 3 | 16% |
| Germany | 2 | 11% |
| Sweden | 1 | 5% |
| Finland | 1 | 5% |

6 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Hanzade Dogan | Founder | 0 | https://shizune.co/investors/profile/hanzade-dogan |
| Serhat Aydogdu | VC Investor | 1 | https://shizune.co/investors/profile/serhat-aydogdu-93f0 |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| HURR | HURR is the smart way to rent your wardrobe, on-demand.The UK's leading wardrobe rental platform allows members to share clothes and accessories, securely and in seconds.HURR has been named the “Airbnb of Fashion”, disrupting fashion ownership and paving the way towards a more sustainable future. Discover and rent curated edits ofcontemporary and luxury brands, accessing trend led pieces and coveted one offs.Welcome to a new way to wardrobe. | $10M | Venture - Series Unknown | Dec 04, 2023 |  |
| Banxware | The Fintech startup Banxware specializes in embedded lending solutions tailored to platform-based businesses, fintechs, and banks. In a rapidly evolving digital economy, flexible financing holds increasing importance. The data-driven technology seamlessly integrates lending solutions into various platforms, enabling SMEs, e-commerce sellers, andrestaurant owners to access the required liquidity. Banxware’s commitment lies in bolstering platforms, promoting growth, and enhancing customer convenience by providing essential financial infrastructure. With Banxware, platforms can instantly launch tailored embedded lending solutions across Europe. The company was founded in 2020 by Miriam Wohlfarth, Jens Röhrborn, and Fabian Heiß and employs 50+ people in their Berlin headquarters. | $16.3M | Series A | Nov 30, 2023 |  |
| RubiBrands | Established in 2021, RubiBrands is a beyond Amazon roll-up business that acquires and partners with e-commerce native brands. It then grows these brands into global powerhouses through investments, centralizing and optimizing operations, focusing sourcing to Turkey, brand building and introduction to new markets and channels. | $3M | Seed | Oct 04, 2023 |  |
| Craftgate | Craftgate is a Payment Orchestration Platform that enables businesses accepting online payments to access domestic and international payment methods from a single point, allowing them to manage all online payment processes in the most efficient way possible. | $1M | Seed | Aug 23, 2023 |  |
| Navro | Navro provides payment and banking infrastructure for software companies. The platform offers tools for businesses to gain real-time insights into payments, generate reports, and efficiently track money movements, making international transactions straightforward. Navro facilitates brands' payment operations on a global scale, effectivelyremoving inefficiencies associated with international payments. | $18.3M | Series A | Mar 29, 2023 |  |
| Flora | We are a Bay Area-based sustainable e-commerce marketplace. We acquiring, nurture and grow e-commerce brands on a mission to make quality, sustainable products more accessible and affordable. Flora exists to empower people to live sustainably in their daily lives because we believe that inspiring small sustainable choices can lead to a big impact. | $9M | Seed | Sep 28, 2022 |  |
| RubiBrands | Established in 2021, RubiBrands is a beyond Amazon roll-up business that acquires and partners with e-commerce native brands. It then grows these brands into global powerhouses through investments, centralizing and optimizing operations, focusing sourcing to Turkey, brand building and introduction to new markets and channels. | $23M | Seed | May 24, 2022 |  |
| countX | countX provides automated processes with regard to the collection and processing of tax-relevant data as well as the examination according to the applicable international sales tax regulations. |  | Pre-Seed | Apr 12, 2022 |  |
| Blidz | Blidz was founded in 2017 and is headquartered in Helsinki, Finland. | $6.6M | Seed | Mar 23, 2022 |  |
| Fundomundo | Fundomundo is an online education platform for children and young people aged 3 to 18. | $900K | Pre-Seed | Mar 15, 2022 |  |

10 of 19 investments shown.

## Co-investors
- [Alarko Ventures](https://shizune.co/investors/profile/alarko-ventures) — VC Fund, 4 deals together
- [Index Ventures](https://shizune.co/investors/profile/index-ventures) — VC Fund, 4 deals together
- [Esas Ventures](https://shizune.co/investors/profile/esas-ventures) — VC Fund, 3 deals together
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund, 3 deals together
- [Octopus Ventures](https://shizune.co/investors/profile/octopus-ventures) — VC Fund, 3 deals together
- [Ascension](https://shizune.co/investors/profile/ascension-ventures-limited) — VC Fund, 2 deals together

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## FAQ

### What does D4 Ventures invest in?

D4 Ventures invests primarily in Financial Services, FinTech and Software startups, most often at Seed and Pre-Seed stage. Most of the 19 investments tracked by Shizune back companies in United Kingdom. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is D4 Ventures's check size?

D4 Ventures typically joins rounds of $2M–$11M at Seed and $16M–$18M 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 D4 Ventures participates in.

### How do I contact D4 Ventures?

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 D4 Ventures?

The team at D4 Ventures includes Hanzade Dogan (Founder) and Serhat Aydogdu (VC Investor). 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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