Companies

Prospective
Prospective is a professional toolchain for analyzing and visualizing data on your local machine. It's a graphical tool that runs in a web browser and is able to slice and dice gigabytes of static or realtime data. Prospective integrates with existing data tools like Python and Jupyter, and all the dashboards created can be shared to ease collaboration. Our goal is to expand beyond financial services and become the standard toolchain for anyone whose job is to make sense and find patterns in large datasets.
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Prosper AI
At Prosper AI we are creating AI agents to help the critical revenue challenges of US Healthcare providers. We are implementing state-of-the-art LLM voice agents and other AI agents for that purpose. We are a YC company whose founders and team come from MIT, Harvard and top universities from Europe.
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Prosper Health
Prosper Health provides virtual diagnoses and therapy to autistic adults, covered by insurance. Our vision is to provide holistic services to the 50 million+ neurodivergent adults in the US, combining a consumer approach with great care delivery and building tech to power it all. Double-digit millions of run-rate gross revenue in just over 18 months, up 7x in the last year. Approximately 100 clinicians and 1,500 active clients. Raised a seed round from top-tier investors in late 2023 with an imminent Series A.
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Protect AI
Protect AI is shaping, defining, and innovating a new category within cybersecurity around the risk and security of AI/ML. Our ML Security Platform enables customers to see, know, and manage security risks to defend against unique AI security threats, and embrace MLSecOps for a safer AI-powered world. This includes a broad set of capabilities including AI supply chain security, Auditable Bill of Materials for AI, ML model scanning, signing, attestation and LLM Security.
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Protege
Protege is looking to solve the biggest unmet need in AI — getting access to the right training data. The process today is time intensive, incredibly expensive, and often ends in failure. We’re building the Protege platform to facilitate the secure, efficient, and privacy-centric exchange of AI training data, starting in the healthcare industry. We’re 4 months old, <10 people, and well funded. We plan to grow to ~15 before the end of the year and are looking for exceptional engineers to build with.
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Protillion Biosciences
We're a small, late Series A team generating massive datasets of antibody-protein interactions to engineer next-generation therapeutics. Looking for software engineers to lead efforts in drug design and build iterative end-to-end automated discovery workflows. Background in AI/ML required and bioinformatics and protein engineering/design a plus.
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Proton
We recently launched Lumo, a privacy-friendly ChatGPT alternative, by the makers of Proton Mail & Proton VPN.
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Proton VPN
Proton VPN enables millions of people to connect securely and privately, even in places where the internet is restricted or unreliable. Delivering that experience means our service must perform flawlessly under highly variable, real-world conditions.
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Provable
Provable is on a mission to make zero-knowledge proof technology accessible to the masses. Most demand for proof generation today exists in the web3 world. Help us expand by making this frontier technology easy to use, reducing fraud in all markets through improved verifiability. We're a Series B company and have raised $228M in funding (Softbank, Kora, a16z). Our engineering team consists of 14 high-agency product-oriented engineers.
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Prove AI
Prove AI is an AI management platform that helps organizations centralize and manage their AI models while maintaining strict oversight of data access and usage. Built on distributed ledger technology, Prove AI provides tamper-proof oversight, ensuring organizations can set and enforce guardrails to mitigate risk and optimize AI performance.
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