Patricia Sink

Seed Investor, Venture Partner, Venture Capital investments

📍 Switzerland🔄 Updated September 2026💼 6 investments📅 9 years investing🗓 Last invested Feb 2025
VC🌍 Switzerland
6
Total investments
1
Early stage
1
Mid stage
1
Late stage
9y
Years active

Portfolio

6 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Private Investor
Feb 2025
DentalCareFree is a next-generation dental health platform revolutionizing how patients, dentists, and industry providers connect, manage care, and deliver services. Built as an intelligent digital ecosystem, DentalCareFree brings together patients, dental clinics, dentists, insurance companies, and suppliers into a single seamless platform, reducing costs, improving access, and enabling smarter dental care for everyone. 🧩 The Problem We Solve Today, dental healthcare is: 1. Fragmented: patients struggle to find trusted providers and transparent treatment pricing. 2. Manual & Outdated: appointments, records, and insurance claims are handled inefficiently. 3. Expensive: lack of competition and digital access drives up costs. 4. Disconnected: suppliers, clinics, and insurers operate in isolation. DentalCareFree delivers a unified digital platform powered by automation and smart workflows. The key features include: ➣ Smart patient doctor matching helps patients find trusted and verified dental professionals quickly based on location, specialty, reviews, and availability. ➣ Real-time appointment scheduling enables users to book, manage, and track appointments online with instant confirmations. ➣ Digital medical records store all patients dental history securely in the cloud for easy access by both patients and clinics. ➣ Transparent treatment pricing provides price visibility and treatment comparison across clinics to help patients make informed decisions. ➣ Seamless insurance integration Automates insurance connections to speed up claim approvals and reduce paperwork delays. ➣ Supplier marketplace, Connects clinics with dental equipment and material suppliers for fast, affordable procurement. ➣ AI assistant (future feature) offers personalized treatment recommendations, follow-up reminders, and smart care guidance.
Angel Investor
Oct 2024
Telemedicine provider of online healthcare delivery services using a secure platform via video, audio, email and integrated with mobile devices. The solution platform let patients and doctors carry out medical consultations with no restrictions regarding to locations and timing.
Angel Investor
Jan 2023
A network for entrepreneurs building in stealth. Submit your information here so investors can find you: harmonic.ai/get-discovered
Angel Investor
Mar 2021
Orca Security is the pioneer of agentless cloud security, and is trusted by hundreds of enterprises globally. Were the industry-leading Cloud Security Platform that identifies, prioritizes, and remediates security risks and compliance issues across your cloud estate spanning AWS, Azure, Google Cloud and Kubernetes.
Angel Investor
Jan 2017
The all-in-one solution for learning professional English. Slangs platform features the largest offering of professional English courses in the world, with more than 200 courses in highly specialized areas — from Manufacturing to Psychology — and in the next three years we’ll have more than 1,000. Our extensive library allows companies and universities to bring their teams beyond basic English by creating hyper-personalized career paths — right down to the job title or major — regardless of area, industry, or role. Slang started at MIT as a research project where they discovered a highly adaptive learning experience — powered by the latest in ML and NLP — that creates the most efficient path to fluency by focusing only on what learners don’t already know. This innovative experience led Slang to be recognized as the world’s most promising startup of 2020 at the Global Edtech Startup Awards. Headquarters: Boston, MA Offices in: Colombia, Mexico, and Brazil Learn more about our unique approach at slangapp.com. We’d love to field any questions you have about our product and vision!
mid stageE-learning
Experience · 9 entries
All (9)
Investments (6)
2025
Private Investor
Feb 2025
DentalCareFree is a next-generation dental health platform revolutionizing how patients, dentists, and industry providers connect, manage care, and deliver services. Built as an intelligent digital ecosystem, DentalCareFree brings together patients, dental clinics, dentists, insurance companies, and suppliers into a single seamless platform, reducing costs, improving access, and enabling smarter dental care for everyone. 🧩 The Problem We Solve Today, dental healthcare is: 1. Fragmented: patients struggle to find trusted providers and transparent treatment pricing. 2. Manual & Outdated: appointments, records, and insurance claims are handled inefficiently. 3. Expensive: lack of competition and digital access drives up costs. 4. Disconnected: suppliers, clinics, and insurers operate in isolation. DentalCareFree delivers a unified digital platform powered by automation and smart workflows. The key features include: ➣ Smart patient doctor matching helps patients find trusted and verified dental professionals quickly based on location, specialty, reviews, and availability. ➣ Real-time appointment scheduling enables users to book, manage, and track appointments online with instant confirmations. ➣ Digital medical records store all patients dental history securely in the cloud for easy access by both patients and clinics. ➣ Transparent treatment pricing provides price visibility and treatment comparison across clinics to help patients make informed decisions. ➣ Seamless insurance integration Automates insurance connections to speed up claim approvals and reduce paperwork delays. ➣ Supplier marketplace, Connects clinics with dental equipment and material suppliers for fast, affordable procurement. ➣ AI assistant (future feature) offers personalized treatment recommendations, follow-up reminders, and smart care guidance.
2024
Angel Investor
Oct 2024
Telemedicine provider of online healthcare delivery services using a secure platform via video, audio, email and integrated with mobile devices. The solution platform let patients and doctors carry out medical consultations with no restrictions regarding to locations and timing.
2023
Business Partner
Feb 2023
Since 2016, MassChallenge Switzerland has been a leader in helping startups grow their businesses by accelerating 610 startups across the world in multiple industries. They have raised more than $985M in funding. Our flagship program is the early-stage startup accelerator, which accepts startups from any industry and country. All startups in the accelerator are advised about how to make their business climate responsible and must intend to off-set their emissions or actively reduce GHG. In addition to the accelerator, MassChallenge Switzerland runs a challenge program, the Sustainable Food Solutions Challenge, matching later-stage startups with corporate partners in the food industry.
Angel Investor
Jan 2023
A network for entrepreneurs building in stealth. Submit your information here so investors can find you: harmonic.ai/get-discovered
Show all 9 entries ↓
Investment activity
2017–2025 · 6 investments
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