Yomi Kastro
Managing Partner @ Inventures
Istanbul, Turkey
Yomi Kastro is a seed investor at Inventures in Istanbul focused on Internet and E-Commerce. Yomi Kastro is the founder and CEO of Inveon and Inventures. He programmed his first software at the age of 11 and has dedicated himself to information technologies and internet ventures ever since.In 2006 he founded Inveon to develop web based software solutions and e-commerce infrastructures for enterprises in addition to creating internetventures requiring advanced technology. Inveon is awarded as one of fastest growing technology companies in Turkey by Deloitte Fast50.Kastro founded Inventures in 2009 as an accelerator to provide technology, investment and business development support to promising internet ventures. He is an investor and/or board member of more than 17 successful internet ventures including 1V1Y, Trendyol, Ideasoft, Evtiko, Blesh, Scorp, Tazemasa, myGini, Supplementler and Bulucak.com.He was selected as the “Most Successful Young Entrepreneur of the Year 2009” by JCI. During his PhD, Kastro’s articles on Internet technologies, machine learning and software engineering were published in numerous academic journals.Completing his Bachelor’s and Master’s degree in in Computer Engineering at Bogaziçi University recognized with a high honor’s degree, Kastro advanced his academic career by completing the Harvard Business School (HBS) Private Equity and Venture Capital Program.Yomi Kastro is a founding board member of Turkish Entrepreneurship Foundation. In his spare time, he likes to travel and explore different countries on his touring motorcycle, solve brainteasers and listen to New Age music.
- Total investments:
- 6
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Yomi Kastro invests in
Stages Yomi Kastro invests in
Countries Yomi Kastro invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Internet 2 (33%)
- E-Commerce 2 (33%)
- SaaS 1 (17%)
- Advice 1 (17%)
- Retail 1 (17%)
Stage
- Seed 4 (67%)
- Series A 1 (17%)
- Series C 1 (17%)
Country
- Turkey 3 (50%)
- Singapore 1 (17%)
- Switzerland 1 (17%)
- United States 1 (17%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| You.com is an AI-powered search and productivity platform that integrates conversational search, large language models, and specialized tools to provide users with contextual and personalized answers. The platform combines traditional search results with generative AI responses, allowing users to interact through natural language queries. It alsooffers task-oriented applications such as writing assistance, code generation, summarization, and content creation within the same interface. You.com emphasizes customization by enabling users to choose preferred sources and adjust their search experience according to their needs. The platform positions itself as both a search engine and an AI assistant, aiming to streamline workflows by combining browsing, research, and productivity features in one environment. Through its combination of AI-driven insights and integrated tools, You.com supports users across different tasks such as research, problem solving, and creative work. | $100M / Series C / Sep 03, 2025 | ||
| Copyright Capital specializes in financial services tailored specifically for creators across various platforms. The company focuses on enhancing creators' revenue profiles and addressing their unique financial needs through customized solutions. With a keen understanding of platform dynamics and macro trends, Copyright Capital offers accessto capital and strategic business advice to help creators mitigate risks associated with algorithm changes and platform uncertainties. The firm engages in detailed analysis and forecasting of revenue flows, ensuring a data-driven approach to financial support. Whether dealing with agencies or individual creators, Copyright Capital aims to provide financial solutions that align with each creator's specific situation and goals, thereby fostering a more secure and prosperous environment for creative content production. | Seed / Jan 01, 2024 | ||
| ELTA360 transforms the way we experience properties in the digital realm. Creating 3D tours can appear complex, hence ELTA360 designed an uncomplicated learning journey that simplifies the process for anyone to start crafting digital twins of properties. It serves as the optimal instrument for real estate agents, architects, hospitality serviceproviders, and anyone else aspiring to showcase their spaces innovatively and incorporate them into their marketing channels | $100K / Seed / Apr 27, 2023 | ||
| Cenoa is a borderless superwallet that improves access to dollar-based products in emerging countries. It enables users to buy dollars at real exchance rates and earn a fair yield - easily, securely and with zero fees. | $7M / Seed / Feb 06, 2023 | ||
| Supplementler.com is based in Istanbul, Turkey, and focuses on the Sports Nutrition & VMHS(Vitamins, Herbal, Minerals, Supplements) sectors.Supplementler.com is a Turkish e-commerce site providing a wide range of dietary supplements. The company's products range from weight gain to performance-enhancing supplements for athelets. Itprovides a same day shipping service to all cities in Turkey.Our 2014E Revenue is c. $12mOur main channel is e-commerce, and the brand is supported with a few high street physical retail stores, and vending machines placed in large-scale gyms.The company is growing really fast 3x to 5x per annum, and is planning on international expansion. | Seed / Feb 01, 2016 | ||
| Bulucak.com is a domestic flight search engine. | Series A / Feb 01, 2014 |
Co-Investors
About Inventures
Inventures is the leading early-stage digital business accelerator in Istanbul, driving the success of startups in the dynamic EMEA ecosystem. With a track record of successful exits and a strong network, we provide startups with the resources and support they need to thrive in the competitive digital landscape.Our approach combines mentorshipand strategic decision-making support to empower startups. With 27 investor/co-founder experiences and deep knowledge of the EMEA enterprise ecosystem, we offer invaluable guidance and insights. Our proven analytic methods, organizational structuring, and C-level hiring assistance ensure startups make informed choices for growth.Through seed-level investment, we fuel the growth of promising startups, providing up to $200,000 in capital. As part of our network, startups gain access to co-investors from the largest players in the EMEA ecosystem, opening doors to further funding opportunities and strategic partnerships.Inventures brings extensive technology expertise to the table. As a spin-off from Inveon, a leading innovative software solutions company, we have experience in e-commerce, omnichannel, sales management, CRM, business intelligence, and vertical search engines. Our team provides software infrastructure and design support, and we can even step in as interim CTO when required. With digital analytics and marketing know-how, we help startups effectively reach their target audiences and drive growth.Join us at Inventures as we accelerate early-stage startups to success. Together, we can navigate the challenges of the digital business landscape, foster valuable connections, and shape a thriving future for innovative ventures.
Inventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Emir Alkaş
Partner
|
|||
Moris Kastro
Partner
|
|||
|
Yomi Kastro
Managing Partner
|
|||
Access 48,091 investors
822 industries, 177 countries. Updated daily. Emails and phones included.
Browse database — It's Free!
Find investors for your startup
Search 48,091 investors by industry and country. Emails and phones included.
Similar Investors
Recommended lists
FAQ
What does Yomi Kastro invest in?
Yomi Kastro invests primarily in Internet, E-Commerce and SaaS startups, most often at Seed and Series A stage. Most of the 6 investments tracked by Shizune back companies in Turkey. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Yomi Kastro?
Public channels for Yomi Kastro include LinkedIn, X (Twitter) 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.
When did Yomi Kastro last invest?
The most recent investment recorded for Yomi Kastro closed in Sep 2025. Shizune tracks 6 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
Contact your first 100 investors today
Find who invests in your industry, stage, and country. Download investor list with emails in 5 minutes.
Find investors — It's Free!
Continue with Google
Continue with LinkedIn
