AI & Machine Learning Startups

QuillBot provides an AI-powered workspace with tools for writing, paraphrasing, design, and visual generation, letting users brainstorm, research, and produce documents and presentations. It serves writers, students, educators, and professionals for tasks such as content creation, resumes, briefs, and reports.

3 investors

Quilter builds physics-driven AI that automatically generates printed circuit board (PCB) layouts, using Maxwell's equations, thermodynamics, and manufacturing constraints rather than human design patterns. It serves hardware engineering teams as an alternative to traditional EDA tools, aiming to replace manual trace routing with automated computation.

3 investors

Quin AI offers a product tour and demo experience for brands, presenting projected ROI and results. The page provides minimal detail beyond a demo booking flow.

3 investors

QuoIntelligence provides customized cyber threat intelligence services tailored to European organizations of all sizes, combining analyst-led intelligence with generative AI to help clients protect digital assets and manage supply chain cyber risks.

3 investors

Quorso provides a platform that converts store operations data into actionable insights for central teams managing multi-store retail networks. The platform automates action plans, prioritizes work, and tracks operational performance in real-time across distributed store locations.

3 investors

QuoteWell is a tech-enabled insurance wholesaler that helps agencies place Builder's Risk and other construction-related coverage, offering online quoting and submission workflows plus a "Human+" support model. It serves insurance agencies, particularly small and independent ones lacking direct market access, connecting their construction clients with carriers.

3 investors

Quotient provides a productivity analytics platform for engineering teams that integrates data from developer tools and surveys to identify and recommend research-backed actions for improving team performance and velocity.

3 investors

Qurrent provides fully-managed digital (AI) workforces that automate back-office finance and operations tasks such as invoice-to-cash, dispute resolution, contract and billing audits, procure-to-pay, and revenue operations. Positioned as an alternative to traditional BPO outsourcing, it serves enterprise operations teams with contractually guaranteed SLAs and outcome-based pricing.

3 investors

quso.ai offers an AI video clipping tool that turns long-form videos and podcasts into short vertical clips for platforms like TikTok, Instagram, and YouTube, using AI to detect highlights, scenes, and predicted retention. It serves content creators and marketers looking to repurpose video into social-ready clips, with features for auto-resizing, silence/noise removal, and reusable brand templates.

3 investors

QZense Labs provides IoT-based automation and analytics solutions to optimize fresh food supply chain operations, detecting internal spoilage, ripeness, sweetness, and shelf life. It serves companies in the fresh food supply chain for quality control.

3 investors

R136 is a Silicon Valley-based venture capital firm that invests in mid-stage and growth-stage startups (Late Series A through Series C+) with hands-on operating support in areas like GTM, product strategy, and hiring. It focuses on B2B/enterprise SaaS, fintech, AI/ML, mobility and logistics, cybersecurity, and marketplaces, primarily in the US and Israel.

3 investors

R2 provides embedded financing infrastructure that lets platforms offer capital to their merchants, using API integrations, AI-driven risk models, and built-in KYC and compliance. It supports pre-approved, sales-based repayment loans ranging from $100 to over $100,000 with same-day funding.

3 investors

r4 builds DecisionOps software that connects functions across departments, systems, and missions, using a predictive digital twin of the enterprise to drive coordinated action in real time. It serves large organizations seeking to run as one connected system and capture unused capacity, revenue, and yield.

3 investors

RAAAM is a semiconductor IP company founded by researchers specializing in VLSI design, developing and commercializing on-chip embedded memory technology for chipmakers building AI/ML and other memory-intensive applications. It leverages IP developed through academic research at Bar-Ilan University and EPFL.

3 investors

RAAD provides on-demand geospatial data capture, delivering 3D models, point clouds, and centimeter-accuracy aerial maps within 48 hours after users outline an area on a map. Its platform integrates with GIS and CAD tools like ArcGIS, QGIS, and Autodesk Civil 3D, and supports running machine-learning inference and custom pipelines directly on captured imagery.

3 investors

rabbit builds the r1, a consumer AI hardware device powered by artificial intelligence and machine learning that can access and run AI agents. The device is aimed at general consumers as a standalone AI-powered gadget.

3 investors

Radformation develops automation software for radiation oncology, including tools for deep-learning contouring, treatment planning, plan evaluation, independent calculations, treatment monitoring, billing QA, and machine QA. Its products integrate with Eclipse TPS and serve cancer clinics and medical physicists to improve plan quality, safety, and workflow efficiency.

3 investors

RadiantOps offers an engineering intelligence approach that surfaces changes in software work, attaches supporting evidence, and preserves context rather than compressing it into scores or benchmarks. It is aimed at engineering leaders managing teams in an era of AI coding agents, where judging code and decisions matters more than raw output.

3 investors

Radicle Science runs clinical trials and evidence-generation studies for wellness products—including supplements, food and beverage, and pet wellness—using large, demographically diverse datasets, DTC tests, wearables, and AI analysis. It offers a "Proof-as-a-Service" platform for brands seeking science-backed claims across health areas via RCTs, open-label, and in-home use tests.

3 investors

Radiology Partners is a physician-led national radiology practice that provides diagnostic imaging services and develops AI tools and technology to support radiologists in delivering patient care. It serves patients, referring physicians, and healthcare clients across the United States.

3 investors

Ragie provides a context engine with APIs for document indexing and retrieval, parsing (agentic OCR), and entity extraction to supply AI agents, assistants, and applications with accurate context. It offers a managed RAG pipeline with hybrid search, native data connectors, and an MCP server, serving teams from startups to enterprises across sectors such as legal, productivity, and sales.

3 investors

Ralio provides a trust and safety layer that sits between AI agents and existing payment rails, verifying agent identity and intent, enforcing spend limits and approval rules, and logging every transaction before money moves. It targets businesses automating B2B payments and works with bank rails, card networks, and stablecoins via an SDK, CLI, or MCP.

3 investors

Rally Reader is a digital reading platform with a built-in reading coach that provides real-time feedback, personalized literacy coaching, performance-based rewards, and a library of books to help young students improve reading fluency, vocabulary, and accuracy. It serves students, families, and educators supporting children's literacy development.

3 investors

Ralo is an AI-powered mortgage platform that uses machine learning to automate loan processing tasks traditionally performed by multiple intermediaries, enabling lower rates and faster closings for borrowers. The company targets consumers seeking mortgages and aims to reduce hidden fees and overhead costs in the lending process.

3 investors