# YC Spring 2025 companies Canonical: https://www.lazyweb.com/companies/collections/yc-spring-2025 Author: Ali Abouelatta Published: 2026-09-19 Updated: 2026-09-19 A selected Spring 2025 YC company sample organized for founders comparing adjacent products, buyers, and public evidence. All approved published company profiles with exact recorded program and cohort membership. ## [Anana](https://www.lazyweb.com/companies/anana) AI Workspace for Hospitality Commercial Teams. Industry: B2B; Artificial Intelligence ## [BitBoard](https://www.lazyweb.com/companies/bitboard) BitBoard turns agent-built data analysis into shareable, traceable and repeatable dashboards and workbooks. Industry: B2B; Analytics ## [Alkali](https://www.lazyweb.com/companies/alkali) Alkali’s current public product is a structural-steel estimating workspace with AI takeoff, nesting, search, exports and revision tracking. Industry: B2B; Engineering, Product and Design ## [Combinely](https://www.lazyweb.com/companies/combinely) A domain-specific AI coworker for accounting firms that prepares work across tax, audit and accounting workflows. Industry: B2B · Finance and Accounting ## [Airweave](https://www.lazyweb.com/companies/airweave) The open-source context retrieval layer for agents Industry: B2B / Infrastructure ## [Blueshoe](https://www.lazyweb.com/companies/blueshoe) The AI-Native Consumer + Plaintiff Law Firm. Industry: B2B; Legal, LegalTech, Consumer, Artificial Intelligence ## [Beluga](https://www.lazyweb.com/companies/beluga) Beluga runs creator campaigns with audience matching, a 20% fee on creator spend and per-creator attribution links. Industry: B2B; Marketing ## [Atlog](https://www.lazyweb.com/companies/atlog) Atlog’s public workflow centers on regulated outbound calls and texts, especially collections, with company-published customer evidence from Uown Leasing. Industry: B2B; Operations ## [Bond](https://www.lazyweb.com/companies/bond) An early-access executive operating layer that connects scattered company work into priorities and follow-ups. Industry: B2B · Productivity ## [Nomi](https://www.lazyweb.com/companies/nomi) Realtime Sales Copilot Industry: B2B / Sales ## [Better Auth](https://www.lazyweb.com/companies/better-auth) The authentication framework for TypeScript. Industry: B2B; Security, Developer Tools, Open Source ## [chrt](https://www.lazyweb.com/companies/chrt) chrt gives time-critical logistics operators one view for dispatch, milestones, payments and exception handling. Industry: B2B; Supply Chain and Logistics ## [Vassar Robotics](https://www.lazyweb.com/companies/vassar-robotics) A robotics hardware company arguing that removing gearboxes can improve the consistency of robot-learning data. Industry: Consumer · Consumer Electronics ## [Wavedash](https://www.lazyweb.com/companies/wavedash) Play the latest games in your browser with no downloads Industry: Consumer / Gaming ## [Chiron](https://www.lazyweb.com/companies/chiron) Grammarly for Math. Industry: Education; AI-Enhanced Learning, Developer Tools, Edtech ## [Scalar Field](https://www.lazyweb.com/companies/scalar-field) Scalar Field separates agent reasoning from deterministic trading execution so users can move from thesis to backtest to live portfolio. Industry: Fintech ## [IRBC](https://www.lazyweb.com/companies/irbc) IRBC presents accounts, cards, payments, accounting and treasury for global businesses, with programmable and agent-accessible interfaces. Industry: Fintech; Banking and Exchange ## [Ralo](https://www.lazyweb.com/companies/ralo) A mortgage comparison and brokerage workflow for borrowers who want to see rate, APR, fee and lender tradeoffs together. Industry: Fintech · Consumer Finance ## [Acolite](https://www.lazyweb.com/companies/acolite) AI Native Commercial Insurance Broker Industry: Fintech / Insurance ## [Caucus](https://www.lazyweb.com/companies/caucus) AI CRM for Government. Industry: Government ## [Claim Health](https://www.lazyweb.com/companies/claim-health) Claim Health connects post-acute care from referral to discharge while surfacing coverage and revenue risk before it becomes a denial. Industry: Healthcare ## [Lucis](https://www.lazyweb.com/companies/lucis) Lucis offers a recurring health-membership workflow and a public biomarker catalog, while stating that it does not publish a member API or MCP server. Industry: Healthcare; Consumer Health and Wellness ## [Adentris](https://www.lazyweb.com/companies/adentris) A staged AI revenue-integrity platform for providers that want to test chart, coding, prior-auth and denial workflows before enterprise deployment. Industry: Healthcare · Healthcare IT ## [Novoflow](https://www.lazyweb.com/companies/novoflow) Computer-using agents for healthcare operations. Industry: Healthcare; Health Tech, Healthcare Services ## [Foundation Industries](https://www.lazyweb.com/companies/foundation-industries) We supply hard tech companies with critical components. Industry: Industrials ## [Cascade Space](https://www.lazyweb.com/companies/cascade-space) Commercial alternative to the Deep Space Network. Industry: Industrials; Aviation and Space, Hard Tech, Hardware, SaaS ## [Rimba](https://www.lazyweb.com/companies/rimba) Rimba starts with low-carbon-fuel compliance and connects industrial documents, measurements and systems into reportable data. Industry: Industrials; Climate ## [NODI Energy](https://www.lazyweb.com/companies/nodi-energy) NODI’s current public offer spans a smart home battery, existing-battery participation and custom grid deployments. Industry: Industrials; Energy ## [Almond](https://www.lazyweb.com/companies/almond) A dual-arm robot and open-source data-collection stack for teams building physical-AI policies. Industry: Consumer · Consumer Electronics ## [Opusense AI](https://www.lazyweb.com/companies/opusense-ai) AI for Field Inspection Reports Industry: Real Estate and Construction / Construction ## [Auctor](https://www.lazyweb.com/companies/auctor) The agentic operating system for modern system integrators. Industry: B2B; Generative AI, SaaS, Productivity ## [Labric](https://www.lazyweb.com/companies/labric) Labric gives research labs automatic instrument ingestion, structured experimental context and AI-ready datasets. Industry: B2B; Analytics ## [Aviro](https://www.lazyweb.com/companies/aviro) Aviro describes environments and reusable intelligence for training and improving agents on long-horizon coding, computer-use, knowledge and research tasks. Industry: Artificial Intelligence; Reinforcement Learning ## [Besimple AI](https://www.lazyweb.com/companies/besimple-ai) Besimple supplies licensed speech data, custom collection, expert annotation and evaluation workflows for voice-model builders. Industry: B2B ## [Blaxel](https://www.lazyweb.com/companies/blaxel) Compute, storage, and networking primitives for long-running autonomous-agent workloads. Industry: B2B ## [Bluejay](https://www.lazyweb.com/companies/bluejay) Test, monitor, and improve your voice and chat AI agents Industry: AI / Quality Assurance ## [Cactus](https://www.lazyweb.com/companies/cactus) An AI revenue-recovery layer for trades businesses that already pay for leads but leak jobs through slow response, missed calls and stale CRM records. Industry: B2B ## [Cartpole](https://www.lazyweb.com/companies/cartpole) Cartpole’s current profile is reinforcement-learning environments for frontier models; public product proof is still sparse. Industry: Artificial Intelligence; Reinforcement Learning; ML ## [Cashew Labs](https://www.lazyweb.com/companies/cashew-labs) Cashew Labs is pursuing open-source infrastructure for self-modifying interfaces, agents and post-training systems. Industry: B2B ## [Clidey](https://www.lazyweb.com/companies/clidey) Open-source data and decision infrastructure built around live organizational models. Industry: B2B ## [Cohesive](https://www.lazyweb.com/companies/cohesive) The agentic CRM for blue-collar services Industry: B2B / Sales ## [Eloquent AI](https://www.lazyweb.com/companies/eloquent-ai) A regulated-operations AI operator whose value depends on safe browser execution, auditable policy handling and tightly bounded actions. Industry: B2B ## [Flott HQ](https://www.lazyweb.com/companies/flott-hq) Flott HQ describes an AI fleet-operations control center that enriches raw telematics and business data into actionable exceptions and workflows. Industry: Logistics; Transportation; Operations; AI Assistant ## [HABIT](https://www.lazyweb.com/companies/habit) HABIT presents autonomous research agents for accelerating frontier world models, with the detailed workflow and pricing still under-specified publicly. Industry: Generative AI; Robotics; B2B; API ## [Kaelio](https://www.lazyweb.com/companies/kaelio) Kaelio gives data agents business definitions, approved metrics, join logic and provenance before they write or run SQL. Industry: B2B; Open Source; AI ## [Kaizen](https://www.lazyweb.com/companies/kaizen) An AI back-office employee for healthcare referrals, payer workflows, claims, and enrollment. Industry: B2B ## [Kashikoi](https://www.lazyweb.com/companies/kashikoi) Simulation Engine for Benchmarking AI Products Industry: Developer Tools / AI Evaluation ## [Kestral](https://www.lazyweb.com/companies/kestral) A customer-evidence and roadmap-prioritization layer for teams that need to connect requests, impact and shipped work. Industry: B2B ## [Klavis AI](https://www.lazyweb.com/companies/klavis-ai) Klavis AI describes an open-source and hosted MCP integration layer that handles remote servers, OAuth, multi-tenancy and clients for agent applications. Industry: Artificial Intelligence; Developer Tools; Integrations; MCP ## How this collection was assembled Includes all of our approved published profiles with recorded Y Combinator Spring 2025 membership. This remains a researched subset of the public program roster, not a complete intake list or a quality ranking. - - - - - - - - - - ## Related collections - [YC companies](https://www.lazyweb.com/companies/collections/yc) - [Legal intake versus trial work](https://www.lazyweb.com/companies/collections/legal-intake-vs-trial) - [Logistics, delivery, and routing products](https://www.lazyweb.com/companies/collections/logistics-delivery-routing) - [Construction and real-estate workflow products](https://www.lazyweb.com/companies/collections/construction-real-estate) - [Industrial robotics and deployment](https://www.lazyweb.com/companies/collections/industrial-robotics-deployment) - [Service firm versus software entries](https://www.lazyweb.com/companies/collections/service-firm-vs-software) - [Data, APIs, and research infrastructure](https://www.lazyweb.com/companies/collections/data-api-products) - [Hard-tech and physical-world products](https://www.lazyweb.com/companies/collections/hard-tech-physical)