Mark Bivens
Founder and Managing Director @ Tachi.ai Ventures
Tokyo, Japan
Mark Bivens is a Series A investor at Tachi.ai Ventures in Tokyo focused on Software and Information Technology. Mark Bivens is the Founder and Managing Director of Tachi.ai Ventures and shuttles between Paris and Tokyo. Current board seats and active investments include: Amplified.ai, Azarus, CoolGames, Curvegrid, Enterra, enTouch, QuantCube, Supervaisor, the AfricaTri Foundation, among others.Past exits include: Birdview (acq. by Constellation Software),CCI Publishers, Capsule (acq. by JMI Equity), Cerent (acq. by Cisco), Cybernetix (acq. by Technip), Domain Appraisal Tech, GoCater (acq. by EZCater), Kang (acq. by Adviqo), ITMasters (acq. by BMC Software), Keyyo (IPO), MakeLeaps (acq. by Ricoh), Momac (acq. by Sandvine), PeopleCube (acq. by Asure Software), Peer Digital (acq. by V-Span), and Vision/IQ (acq. by MG International).Prior to becoming a VC, Bivens founded 3 tech companies including one successful exit. He is the author of "Japan: Bitcoin #1," a book on Japan's leadership in cryptocurrency, as well as "Land of the Rising Blockchain." He holds a degree in electrical engineering from Northwestern University and an MBA from the Kellogg School of Management.
- Total investments:
- 30
- Last investment:
- Lead investor:
- 40%
Last updated:
For AI agents: llms.txt
Industries Mark Bivens invests in
Stages Mark Bivens invests in
Countries Mark Bivens invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $1.4M–$1.8M
- Series A
- $892k–$19M
- Series B
- $2.7M–$11M
Investment Focus
Industry
- Software 7 (23%)
- Information Technology 5 (17%)
- Internet 4 (13%)
- Apps 2 (7%)
- Gaming 2 (7%)
Stage
- Series A 10 (33%)
- Seed 9 (30%)
- Series B 4 (13%)
- Pre-Seed 2 (7%)
- Funding Round 2 (7%)
Country
- Japan 7 (23%)
- United States 7 (23%)
- France 6 (20%)
- Israel 1 (3%)
- Belgium 1 (3%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Located in Tokyo, Zeteoh is dedicated to simplifying operational efficiency for frontline workers around the globe. Our main innovation is a user-friendly no-code platform using LLMs designed as a comprehensive hub to streamline complex operational tasks. Integrated within this platform is TRAILS, our specialized indoor tracking solution, servingas a vital component in enhancing overall workflow optimization. This integration empowers businesses in sectors like logistics and construction to leverage advanced location tracking as part of their efficiency strategies. Our focus is on making sophisticated optimization tools accessible and manageable, enabling companies to concentrate on their core activities while we facilitate the complexities of data integration and workflow improvement. Zeteoh stands for bringing advanced technological solutions into everyday business practices, making them as intuitive and straightforward as everyday apps. | $300K / Pre-Seed / Feb 08, 2024 | ||
| Opt Fit is a fitness industry that provides fitness, wellness and health-care services. | $892K / Series A / Jan 10, 2024 | ||
| Sign Time works on creating and running electronic contract services. They provide more than simply electronic contracts with their e-signatures. Order forms, waivers, contracts, employment agreements any approval that clients need to maintain on file can be signed with them. SignTime e-signature services go beyond electronic contracts. SignTimecan sign any approval that is needed to keep on file, such as order forms, waivers, contracts, and employment agreements. | $2.7M / Series B / Sep 20, 2022 | ||
| Bitcoin Investing Made Easy. Buy automatically every week, month, or paycheck, starting with as little as $5.Build Your Stack Timing the market is hard. Our weekly, paycheck, or monthly savings options steadily convert your dollars to Bitcoin savings. We buy more when the price goes down and less when the price goes up. Over the last three years,saving $25 per week in Bitcoin turned $3,900 into $8,926.Protect Your Wealth Dollars have lost 90% of their purchasing power since 1950 as politicians printed more of them. Bitcoin’s fixed supply makes it the best way to save your money.How It Works A simple savings app that does all the work for you. 1) Link any major US bank account. 2) Buy Bitcoin weekly, monthly, or every paycheck. 3) Bitcoin automatically delivered to your wallet or stored for free with a secure licensed and regulated custodian.Join us and start saving Bitcoin today. | $6M / Series A / Nov 22, 2021 | ||
| ZAIKO is an industry leading OEM/tech service company that provides artists, performers, event organizers and digital media companies with ticketing and live streaming solutions. We’ve developed an innovative product that allows event organizers to sell their tickets and live stream their events directly to fans, under their own brand. Ourplatform provides ticketing solutions for festivals, club events, tourism, exhibits, sporting events, theatre and more. We also provided an industry first paid live streaming and VOD streaming service in addition to offline tickets all on one platform. | $1M / Series A / Aug 18, 2020 | ||
| Enterra Solutions is a cloud-based, intelligent supply chain technology company that solves complex supply chain execution problems of consumer products and retail organizations through real-time data sharing and analytic solutions that “Sense, Think, Learn and Act†to continually improve process execution and capitalize on new demandgeneration opportunities. | Seed / Jun 20, 2019 | ||
| Azarus is a new game challenge network that allows Gamers and Streamers to engage with each other in unprecedented ways. The core of the Azarus network is a 'smart-challenge' system that creates a new dynamic between and among Streamers and Gamers. As part of the pilot program, Azarus will allow a select number of Rainbow 6 Streamers, viaa proprietary Twitch extension, to award tokens to Viewers who correctly answer real time questions about their streams. Get creative, define your own rules and start challenging your friends on games you love. | $1.8M / Seed / Jun 05, 2019 | ||
| Supervaisor builds deep learning technology to improve our safety in traffic. | $1.3M / Pre-Seed / Mar 29, 2019 | ||
| Entouch provides an environment where doctors can receive explanations of drugs from the MRs whenever it is convenient for them. | Series A / Dec 01, 2018 | ||
| Curvegrid provides a software development and decentralized application platform that helps to work with multiple blockchains using a familiar REST API. They provide products such as multibaas middleware, nfteapot, multibaas for games, multibaas nft, multibaas bridge, multibaas spreadsheet, and multibaas proof. | Seed / Sep 21, 2018 | ||
| See all 30 investments → | |||
Co-Investors
About Tachi.ai Ventures
VC firm investing in early-stage venture between Europe and Japan
Tachi.ai Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Mark Bivens
Founder and Managing Director
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FAQ
What does Mark Bivens invest in?
Mark Bivens invests primarily in Software, Information Technology and Internet startups, most often at Series A and Seed stage. Most of the 30 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Mark Bivens invest in?
Mark Bivens typically joins rounds of $1.4M–$1.8M at Seed, $892k–$19M at Series A and $2.7M–$11M at Series B. These are whole funding-round sizes, not Mark Bivens's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Mark Bivens took part in.
How do I contact Mark Bivens?
Public channels for Mark Bivens 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 Mark Bivens last invest?
The most recent investment recorded for Mark Bivens closed in Feb 2024. Shizune tracks 30 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.
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