# Michael Widenius

> Michael Widenius is a Series A investor at OpenOcean (Tuusula) backing Big Data and Software. See 7 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [OpenOcean](https://shizune.co/investors/profile/open-ocean)
- Location: Tuusula, Finland
- Total investments: 7
- Last investment: Oct 2018
- Lead investor: 14%
- Last updated: Aug 2026
- LinkedIn: http://fi.linkedin.com/in/montywi
- X (Twitter): http://twitter.com/montywi

Michael Widenius is a Series A investor at OpenOcean in Tuusula focused on Big Data and Software. Michael “Monty” Widenius is the “spiritual father” of MariaDB, a renowned advocate for the open source software movement and one of the original developers of MySQL, the predecessor to MariaDB. In addition to being chief server architect for MariaDB Corporation, he also serves as a board member of the MariaDB Foundation. He was a founder at SkySQL,and the CTO of MySQL AB until its sale to Sun Microsystems (now Oracle). Monty was also the founder of TCX DataKonsult AB, a Swedish data warehousing company. He is the co-author of the MySQL Reference Manual and was awarded the Finnish Software Entrepreneur of the Year prize in 2003. In 2015, Monty was selected as one of the 100 most influential persons in the Finnish IT market. Monty studied at the Helsinki University of Technology and lives in Finland.

## Round sizes

| Stage | Round size |
| --- | --- |
| Series A | $2.2M–$4.5M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Big Data | 2 | 29% |
| Software | 2 | 29% |
| Mobile | 1 | 14% |
| Fitness | 1 | 14% |
| Wellness | 1 | 14% |

12 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 2 | 29% |
| Funding Round | 2 | 29% |
| Seed | 1 | 14% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Sweden | 1 | 14% |
| Finland | 1 | 14% |
| United States | 1 | 14% |
| United Kingdom | 1 | 14% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| LoopMe | LoopMe is the global leader in brand performance, redefining brand advertising for the digital world and bringing brands into apps. LoopMe was the first to apply AI to brand advertising and its Intelligent Marketplace, finding solutions to industry challenges that haven’t previously been solved. With consumer insights and AI at its core, LoopMemakes brand advertising better, outperforming industry benchmarks for leading global brands. LoopMe has achieved a fully organic gross revenue CAGR of 40% for the period 2018-2025.Our patented AI-technology PurchaseLoop, measures and optimizes consumer sentiment and builds audiences in real-time, creating a perfect feedback loop to improve advertising performance and outcomes for brands and agencies. LoopMe puts the consumer at the heart of every campaign, using our AI to make the mid-funnel (awareness, consideration, purchase intent) more measurable and optimizable.LoopMe’s AI-powered Intelligent Marketplace drives more effective supply and demand connections, rooted in programmatic delivery and ensures a more effective outcome for bids to be matched. LoopMe’s standalone measurement and audience data targeting solutions enable clients to leverage insights and target more effectively across mobile, programmatic and CTV. Chartboost expands LoopMe’s established presence in the mobile app ecosystem, significantly growing its SDK network and strengthening its outcomes-based AI technology platform.Our vision is to change advertising for the better, by building technology that will redefine brand advertising. LoopMe was founded in 2012 and is headquartered in the UK, with global offices across London, New York, Boston, Atlanta, Chicago, Detroit, San Francisco, Los Angeles, Toronto, Singapore, Shanghai, Sydney, Melbourne, Dnipro, Lviv, Krakow, Manchester, Beijing and Hong Kong. | $17M |  | Oct 29, 2018 |  |
| LoopMe | LoopMe is the global leader in brand performance, redefining brand advertising for the digital world and bringing brands into apps. LoopMe was the first to apply AI to brand advertising and its Intelligent Marketplace, finding solutions to industry challenges that haven’t previously been solved. With consumer insights and AI at its core, LoopMemakes brand advertising better, outperforming industry benchmarks for leading global brands. LoopMe has achieved a fully organic gross revenue CAGR of 40% for the period 2018-2025.Our patented AI-technology PurchaseLoop, measures and optimizes consumer sentiment and builds audiences in real-time, creating a perfect feedback loop to improve advertising performance and outcomes for brands and agencies. LoopMe puts the consumer at the heart of every campaign, using our AI to make the mid-funnel (awareness, consideration, purchase intent) more measurable and optimizable.LoopMe’s AI-powered Intelligent Marketplace drives more effective supply and demand connections, rooted in programmatic delivery and ensures a more effective outcome for bids to be matched. LoopMe’s standalone measurement and audience data targeting solutions enable clients to leverage insights and target more effectively across mobile, programmatic and CTV. Chartboost expands LoopMe’s established presence in the mobile app ecosystem, significantly growing its SDK network and strengthening its outcomes-based AI technology platform.Our vision is to change advertising for the better, by building technology that will redefine brand advertising. LoopMe was founded in 2012 and is headquartered in the UK, with global offices across London, New York, Boston, Atlanta, Chicago, Detroit, San Francisco, Los Angeles, Toronto, Singapore, Shanghai, Sydney, Melbourne, Dnipro, Lviv, Krakow, Manchester, Beijing and Hong Kong. | $4.5M | Series A | Sep 30, 2016 |  |
| LoopMe | LoopMe is the global leader in brand performance, redefining brand advertising for the digital world and bringing brands into apps. LoopMe was the first to apply AI to brand advertising and its Intelligent Marketplace, finding solutions to industry challenges that haven’t previously been solved. With consumer insights and AI at its core, LoopMemakes brand advertising better, outperforming industry benchmarks for leading global brands. LoopMe has achieved a fully organic gross revenue CAGR of 40% for the period 2018-2025.Our patented AI-technology PurchaseLoop, measures and optimizes consumer sentiment and builds audiences in real-time, creating a perfect feedback loop to improve advertising performance and outcomes for brands and agencies. LoopMe puts the consumer at the heart of every campaign, using our AI to make the mid-funnel (awareness, consideration, purchase intent) more measurable and optimizable.LoopMe’s AI-powered Intelligent Marketplace drives more effective supply and demand connections, rooted in programmatic delivery and ensures a more effective outcome for bids to be matched. LoopMe’s standalone measurement and audience data targeting solutions enable clients to leverage insights and target more effectively across mobile, programmatic and CTV. Chartboost expands LoopMe’s established presence in the mobile app ecosystem, significantly growing its SDK network and strengthening its outcomes-based AI technology platform.Our vision is to change advertising for the better, by building technology that will redefine brand advertising. LoopMe was founded in 2012 and is headquartered in the UK, with global offices across London, New York, Boston, Atlanta, Chicago, Detroit, San Francisco, Los Angeles, Toronto, Singapore, Shanghai, Sydney, Melbourne, Dnipro, Lviv, Krakow, Manchester, Beijing and Hong Kong. | $3M | Series A | Dec 21, 2015 |  |
| Beddit | Every morning, the Beddit Sleep Tracker shows how you've slept. Scoring high enough gets you to the green zone and helps you learn what those good nights are made out of! You can easily dig deeper into your sleep details including your resting heart rate, respiration, sleep cycles, snoring and more.Beddit is placed right under the bedsheet, connected to your mobile device and all you need to do is sleep. Sleep tracking made as easy as stepping on weight scale!The company has been working with sleep technology since 2007 specializing in ballistocardiography, a scientific method for measuring the physical micro-movements caused by cardiac activity. Beddit has become a global leader in consumer focused sleep tracking solutions. | $3.5M |  | Sep 05, 2014 |  |
| import.io | Import.io is the number one Web Data Integration provider. Import.io deliver the world’s data directly to enterprises, fueling business insight and competitive advantage. The Import.io Web Data Integration solution extracts, prepares and integrates high-quality comprehensive web data into customers’ analytics platforms and business applications.The company delivers data to more than 850 customers from millions of web sources. | $3M | Seed | Sep 04, 2014 |  |
| LoopMe | LoopMe is the global leader in brand performance, redefining brand advertising for the digital world and bringing brands into apps. LoopMe was the first to apply AI to brand advertising and its Intelligent Marketplace, finding solutions to industry challenges that haven’t previously been solved. With consumer insights and AI at its core, LoopMemakes brand advertising better, outperforming industry benchmarks for leading global brands. LoopMe has achieved a fully organic gross revenue CAGR of 40% for the period 2018-2025.Our patented AI-technology PurchaseLoop, measures and optimizes consumer sentiment and builds audiences in real-time, creating a perfect feedback loop to improve advertising performance and outcomes for brands and agencies. LoopMe puts the consumer at the heart of every campaign, using our AI to make the mid-funnel (awareness, consideration, purchase intent) more measurable and optimizable.LoopMe’s AI-powered Intelligent Marketplace drives more effective supply and demand connections, rooted in programmatic delivery and ensures a more effective outcome for bids to be matched. LoopMe’s standalone measurement and audience data targeting solutions enable clients to leverage insights and target more effectively across mobile, programmatic and CTV. Chartboost expands LoopMe’s established presence in the mobile app ecosystem, significantly growing its SDK network and strengthening its outcomes-based AI technology platform.Our vision is to change advertising for the better, by building technology that will redefine brand advertising. LoopMe was founded in 2012 and is headquartered in the UK, with global offices across London, New York, Boston, Atlanta, Chicago, Detroit, San Francisco, Los Angeles, Toronto, Singapore, Shanghai, Sydney, Melbourne, Dnipro, Lviv, Krakow, Manchester, Beijing and Hong Kong. | $2.2M | Series A | Mar 26, 2014 |  |
| MoSync | MoSync enables web developers to create native mobile applications using standard web technologies like HTML5 and Javascript. The resulting applications can be easily extended with native device features and low-level libraries for better performance and user experience. MoSync’s unique Wormhole Technology makes it easy for the developer tofreely blend HTML5 and high performance C/C++ code within the same application, enabling compelling applications and user interfaces not possible before - the ease of HTML5 and the power of low-level C/C++ in one integrated open source solution - the best of both worlds. |  | Series A | Sep 02, 2009 |  |

7 of 7 investments shown.

## Co-investors
- [HV Capital](https://shizune.co/investors/profile/holtzbrinck-ventures) — VC Fund, 4 deals together
- [Impulse VC](https://shizune.co/investors/profile/impulsevc) — VC Fund, 2 deals together
- [AME Cloud Ventures](https://shizune.co/investors/profile/ame-cloud-ventures) — VC Fund, 1 deal together
- [Business Growth Fund](https://shizune.co/investors/profile/business-growth-fund) — VC Fund, 1 deal together
- [Finnvera Venture Capital](https://shizune.co/investors/profile/finnvera-venture-capital) — VC Fund, 1 deal together
- [Claret Capital Partners](https://shizune.co/investors/profile/harbert-european-growth-capital) — VC Fund, 1 deal together

## About OpenOcean

VC Fund · Helsinki, Finland

OpenOcean is a thesis driven pan-European early-stage Venture Capital investor with offices in Helsinki and London. Our investment strategy focuses on leading or co-leading Series A investments in European companies driving the data economy with a focus on B2B platforms and Enterprise Software technology. Our investments are driven by three coretheses: Automation, Data Infrastructure and Future of Software Development, with initial average investment sizes of €5m. ‍ Our founding team members include key persons behind MySQL AB (sold to Sun Microsystems Inc. for $1 Billion in 2008), after which the team jointly built category leader MariaDB Corporation Ab, as well as forming and managing OpenOcean. Our DNA is rooted in having a deep understanding of the underlying technology and software stacks, which drive the growth of innovative new digital platforms and services. Our strong technical background and expertise allows us to identify and invest in the next game-changing and category winning start-tups at the early-stages, whose unique solutions can be rapidly scaled and adopted globally.

5 contacts available at OpenOcean.

| Name | Title | Profile |
| --- | --- | --- |
| Naureen Zahid | Investor Relations Director | https://shizune.co/investors/profile/naureen-zahid |
| Patrik Backman | General Partner | https://shizune.co/investors/profile/patrik-backman |
| Ralf Wahlsten | Chairman | https://shizune.co/investors/profile/ralf-wahlsten |
| Tom Henriksson | General Partner | https://shizune.co/investors/profile/tom-henriksson |
| Tony Nysten | Principal | https://shizune.co/investors/profile/tony-nysten |

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## FAQ

### What does Michael Widenius invest in?

Michael Widenius invests primarily in Big Data, Software and Mobile startups, most often at Series A and Funding Round stage. Most of the 7 investments tracked by Shizune back companies in Sweden. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Michael Widenius's check size?

Michael Widenius typically joins rounds of $2.2M–$4.5M 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 Michael Widenius participates in.

### When did Michael Widenius last invest?

The most recent investment recorded for Michael Widenius closed in Oct 2018. 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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