Martin Sinner
COO @ 360dialog
Berlin, Germany
Martin Sinner is a seed investor at 360dialog in Berlin focused on Software and Internet. Martin Sinner is the COO at 360dialog.
- Total investments:
- 24
- Last investment:
- Lead investor:
- 8%
Last updated:
For AI agents: llms.txt
Industries Martin Sinner invests in
Stages Martin Sinner invests in
Countries Martin Sinner invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $743k–$1.7M
- Pre-Seed
- $700k–$1.6M
Investment Focus
Industry
- Software 11 (46%)
- Internet 6 (25%)
- iOS 3 (13%)
- Apps 3 (13%)
- SaaS 3 (13%)
Stage
- Seed 11 (46%)
- Pre-Seed 4 (17%)
- Funding Round 3 (13%)
- Angel 2 (8%)
- Series A 2 (8%)
Country
- Germany 17 (71%)
- Spain 1 (4%)
- Sweden 1 (4%)
- United States 1 (4%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
persomatch GmbH
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persomatch offers the first B2B AdTech SaaS solution for job advertising at the largest job marketplace Google via Google Ads, Google for Jobs and Google SEO | Angel / Nov 29, 2022 | |
Tyles
|
Tyles is a software startup that helps users harness information more efficiently and effectively. The startup allows high-performing professionals to build up critical knowledge at the highest speed possible. It currently functions as a modular note-taking tool, making it extremely simple to save information from any app, such as browsers, PDFfiles, or presentations, and keep yourself organized without friction. | $1.4M / Pre-Seed / Sep 21, 2022 | |
|
Tyles
|
Tyles is a software startup that helps users harness information more efficiently and effectively. The startup allows high-performing professionals to build up critical knowledge at the highest speed possible. It currently functions as a modular note-taking tool, making it extremely simple to save information from any app, such as browsers, PDFfiles, or presentations, and keep yourself organized without friction. | $1.5M / Seed / Sep 21, 2022 | |
Hero Software
|
Hero Software offers cloud software solutions that help make office work more efficient than ever. Companies can use HERO to digitize their entire project management process, from initial contact to offer to implementation and invoicing. The HERO app includes useful features for working on the road and visiting customers, such as customer andproject management, appointment scheduling, construction site documentation, task management, and more. | $8.4M / Series A / Jun 29, 2022 | |
|
persomatch GmbH
|
persomatch offers the first B2B AdTech SaaS solution for job advertising at the largest job marketplace Google via Google Ads, Google for Jobs and Google SEO | Seed / Nov 19, 2021 | |
Blloc
|
Blloc is a manufacturer of smartphones used to offer simplified user experience and privacy control. It unifies online services into a single timeline for productivity and meaningful interactions helping customers to get a premium user interface and experience in a smartphone. | $1.6M / Pre-Seed / Jun 01, 2019 | |
Linearity
|
Linearity GmbH is a Karlsruhe Germany based company behind Vectornator, an advanced vector design app that unlocks the power of vector graphics for everyone. Vectornator transforms your iPad and iPhone into a professional creative tool that enables you to create high quality illustrations anywhere you go. With its powerful tools, deep integrationsand intuitive user interface it enables you to create pretty much anything you can imagine. | $700K / Pre-Seed / Apr 01, 2019 | |
Linearity
|
Linearity is a software company whose products are designed to breathe new life into the design process and provide innovative ways of visualizing ideas. Known previously for the vector graphic design software Vectornator, Linearity’s product lineup includes vector and motion design tools like Linearity Curve and Linearity Move, tailored for bothmarketing professionals and enthusiasts. Linearity’s products are used to create millions of design assets every week. | $700K / Pre-Seed / Apr 01, 2019 | |
Massive Insights
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Massive Insights GmbH provides software-as-a-service providing information of media channels through Veescore.com. | Seed / Feb 14, 2018 | |
Contentbird
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Content creates digital identities and changes marketing. Together with their users, they have created a method that helps companies increase their digital visibility and win customers through content. | $2.1M / Feb 05, 2018 | |
| See all 24 investments → | |||
Co-Investors
About 360dialog
Berlin based 360dialog has been selected by WhatsApp as one of only a handful European partners. With our platform we grant brands access to the WhatsApp Business API by our Messaging API, Integration platform, Conversational Inbox or on-premise.
360dialog Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Martin Sinner
COO
|
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Gerrit Rode
Managing Director & Founder
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Karsten Reichel
Head of Finance and Controlling
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FAQ
What does Martin Sinner invest in?
Martin Sinner invests primarily in Software, Internet and iOS startups, most often at Seed and Pre-Seed stage. Most of the 24 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Martin Sinner's check size?
Martin Sinner typically joins rounds of $743k–$1.7M at Seed and $700k–$1.6M at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Martin Sinner participates in.
How do I contact Martin Sinner?
Public channels for Martin Sinner 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 Martin Sinner last invest?
The most recent investment recorded for Martin Sinner closed in Nov 2022. Shizune tracks 24 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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