# Konstantin Siniushin

> Konstantin Siniushin is a seed investor at The Untitled Venture Company backing Manufacturing. See 7 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [The Untitled Venture Company](https://shizune.co/investors/profile/the-untitled-venture-company)
- Location: Riga, Latvia
- Total investments: 7
- Last investment: Jan 2025
- Lead investor: 29%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/konstantin-siniushin-94689538
- Facebook: http://www.facebook.com/konstantin.siniushin/info

Konstantin Siniushin is a seed investor at The Untitled Venture Company in Riga focused on Manufacturing and Nanotechnology. Konstantin Sinyushin known Russian IT-serial entrepreneur, co-founder of a number of well-known companies, sold to strategic investors Software AG, EMC Corp. and EPAM Systems. Russian business angels in the field of Internet and mobile solutions, which occupies first place in the ratings of the venture.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Manufacturing | 2 | 29% |
| Nanotechnology | 2 | 29% |
| Software | 1 | 14% |
| Wellness | 1 | 14% |
| CleanTech | 1 | 14% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 43% |
| Pre-Seed | 1 | 14% |
| Venture - Series Unknown | 1 | 14% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Latvia | 2 | 29% |
| Israel | 1 | 14% |
| United States | 1 | 14% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Naco | Naco builds a manufacturing station to provide its clients with ready-to-use coated parts for hydrogen production. | $2.6M | Seed | Jan 14, 2025 |  |
| Essence App | Essence is an employee benefits platform that empowers women and people with cycles to thrive in the workplace by optimizing well-being and productivity according to the menstrual cycle. | $600K | Seed | Feb 08, 2024 |  |
| Naco | Naco builds a manufacturing station to provide its clients with ready-to-use coated parts for hydrogen production. | $1.3M | Seed | Dec 20, 2023 |  |
| Naco Technologies | Naco Technologies Ltd develops, manufactures, and supplies nano coating technologies to customers worldwide.The company provides a range of high-performance multilayer and multicomponent coatings for equipment used in the tooling, automotive, aerospace, and micro-chip industries. Its products include oil-enhanced, wear-protective, thermalbarrier, and liquid-repellent coatings.Naco Technologies was founded in 2009 and is based in Riga, Latvia. In 2015 Naco Texhnologies was acquired by the Germany-based Schaeffler Group. | $1.6M | Venture - Series Unknown | Apr 12, 2022 |  |
| Naco | Naco builds a manufacturing station to provide its clients with ready-to-use coated parts for hydrogen production. | $1.6M | Seed | Mar 14, 2022 |  |
| Purpur | Purpur is a modern sexual wellness company that encourages open conversation about sex and improves couple communication. | $220K | Pre-Seed | Jun 01, 2021 |  |
| GBooking | In 2010, the project manager GBooking Alexander Naslednikova got the idea to market optimization services on the Internet. "If 10 back there was a problem finding the right source of information on the Internet, t EPER problem is different: a lot of sources of information, and the average user in selecting the best offers no possibility ofcomparison between different sources. So, my first startup was engaged by comparing the prices in supermarkets, in one of the following ideas, we aggregated and compared classified ads and renting real estate. The idea is also to optimize the choice of providers suggests itself. "Besides Alexander, they have had a classical technical education (BA in Mathematics with Computer Science, Technion, Haifa, Israel) had the idea to create a method of increasing the profitability of enterprises with an optimization algorithm , which he later turned out perfectly.The main mission of GBooking - to contribute to the improvement of the space buyer-seller relationships, maximize convenience and time savings of both sides and at the same time to perfect your strategy - focus on the end-customer. | $1M | Seed | Aug 19, 2013 |  |

7 of 7 investments shown.

## Co-investors
- [Buildit VC](https://shizune.co/investors/profile/buildit) — VC Fund, 2 deals together
- [Impact Ventures Hungary](https://shizune.co/investors/profile/impact-ventures-hungary) — VC Fund, 2 deals together
- [Berkeley SkyDeck Fund](https://shizune.co/investors/profile/berkeley-skydeck-fund) — VC Fund, 1 deal together
- [Davidovs Venture Collective](https://shizune.co/investors/profile/davidovs-vc) — VC Fund, 1 deal together
- [Growing Well Partners](https://shizune.co/investors/profile/growing-well-partners) — VC Fund, 1 deal together
- [HiCenter Ventures](https://shizune.co/investors/profile/hicenter) — VC Fund, 1 deal together

## About The Untitled Venture Company

VC Fund · San Francisco, United States

The Untitled is a venture capital company based in California that finances seed and early stage companies.

2 contacts available at The Untitled Venture Company.

| Name | Title | Profile |
| --- | --- | --- |
| Konstantin Siniushin | Managing Partner | https://shizune.co/investors/profile/konstantin-siniushin |
| Igor Lutz | Co-Founder & Managing Partner | https://shizune.co/investors/profile/igor-lutz |

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## FAQ

### What does Konstantin Siniushin invest in?

Konstantin Siniushin invests primarily in Manufacturing, Nanotechnology and Software startups, most often at Seed and Pre-Seed stage. Most of the 7 investments tracked by Shizune back companies in Latvia. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Konstantin Siniushin last invest?

The most recent investment recorded for Konstantin Siniushin closed in Jan 2025. Shizune tracks 7 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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