General Info
Stefan Kalteis is an Angel Investor with a focus on Consumer and Enterprise Applications sectors. He has made investments in companies like CheckYeti, Yolda, and Woom, primarily in Austria and Turkey. Stefan Kalteis serves as an advisor at TourRadar and has co-founded and served in executive roles at Payolution. His investment check size is not specified. He is known for his partnership and collaboration styles aimed at enriching his ability to collaborate with international partners.
Location: Austria, Europe
Country: Austria
Industries:
Investment Regions: EU
Investment Stages: pre-seed, seed
angel-individual
EU
Want to start building warm intros with this investor?
🤖 AI Activity Report
Status: low-active
AI Reasoning: Search results show Stefan Kalteis invested in Woom with reported funding in Jan 2023 and CheckYeti had rounds in 2017 and later; the most recent verifiable investment tied to him appears to be Woom in January 2023, which is more than 12 months prior to the assessment date. Therefore classify as low-active.
Angel activity thresholds:
Low Activity – Only known angel investments more than 12 months ago.
Active – Known angel investments between the last 12 and 6 months.
Very Active – Known angel investments in the last 6 months.
Investor Contact
Team Members
Name
Role
Email
LinkedIn
…
…
…
…
…
Investment Regions Map
loading map…
Similar Investors
Other similar investors:
Latest on X (Twitter)
Access all contact details of Stefan Kalteis

Gain instant access to partner names, verified emails, LinkedIn profiles, and more—all in one place. Dive into their portfolio founders and their LinkedIn information, so you can quickly start your outreach and look for warm intros.
Add custom tags to your investor cards. Label them by investment stage, industry focus, interest level, or any other criteria you want to stay organized.
Trusted by Founders like You
Find your matching investors using AI
