David Diaz
Angel Investor
Madrid, Spain
David Diaz is a seed investor in Madrid focused on Software and B2C. David Diaz is the Founder and CTO of STL. Took up Ms in Sw Engineering, Intelligent agents Databases at North Dakota State University.
- Total investments:
- 2
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries David Diaz invests in
Stages David Diaz invests in
Countries David Diaz invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
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Investment Focus
Industry
- Software 2 (100%)
- B2C 1 (50%)
- Apps 1 (50%)
- SaaS 1 (50%)
- Mobile 1 (50%)
Stage
- Seed 1 (50%)
- Pre-Seed 1 (50%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Mr. Noow
|
Mr. Noow is a mobile app that allows working professionals to discover nearby restaurants, view their menu, pre-order either to pick-up or eat-in, and seamlessly pay for their order. Mr Noow has over 6000 monthly active users and is managing thousands of orders every month from professionals in Barcelona and Madrid. The company has raised over€2M from recognized business angels and VCs in Spain. | $527.8K / Pre-Seed / Feb 24, 2017 | |
Woffu
|
Woffu is a cloud-based platform for time-management with the purpose of maximizing communication, dedication, and transparency between all departments within a company. The platform helping companies save 85% in time-management costs and reduce absenteeism by 20% by increasing happiness at work. Woffu uses a calendar to organize the differentshifts based on the needs of the business. It also enhances the relationship between employees and employers, removing frictions and making time-management easier and thus increasing productivity helping companies save 85% in time-management costs and reduce absenteeism by 20% by increasing happiness at work. They aim to create a work environment without any frictions through enhanced commitment, transparency, and communication among all the stakeholders.Woffu was founded in 2015 and is based in Barcelona, Spain. | $140.4K / Seed / Sep 23, 2016 |
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FAQ
What does David Diaz invest in?
David Diaz invests primarily in Software, B2C and Apps startups, most often at Seed and Pre-Seed stage. Most of the 2 investments tracked by Shizune back companies in Spain. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact David Diaz?
Public channels for David Diaz 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 David Diaz last invest?
The most recent investment recorded for David Diaz closed in Feb 2017. Shizune tracks 2 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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