Companies

H2O.ai is a Mountain View-based machine learning platform company offering open-source and enterprise tools for building, deploying, and managing AI and generative AI models.

DeepSeek is a Hangzhou-based AI research company that develops and open-sources large language models, including the DeepSeek-R1 and DeepSeek-V3 model series.

Harness runs an AI-native software delivery platform that automates building, testing, deploying, and securing software, based in San Francisco.

Harvey is a San Francisco-based AI platform built for legal and professional services firms, offering tools for legal research, contract analysis, and document drafting.

HashiCorp provides open-source and commercial infrastructure automation tools for provisioning, securing, and managing cloud and hybrid environments. Acquired by IBM in 2025 for $6.4 billion.

Aidoc is a Tel Aviv-based healthcare AI company providing radiology tools that flag critical findings in medical imaging.

Heap is a San Francisco-based digital analytics platform (now part of Contentsquare) offering automatic event capture and user behavior analysis.

Hedra is a San Francisco AI lab founded in 2023 that develops video generation models, including Character-3, for producing expressive talking-character video with synchronized lip-sync and voice.

Helicone is a San Francisco-based LLM observability and AI gateway platform that provides logging, monitoring, and analytics for applications built on large language models.

Help Scout is a Boston-based customer support platform offering shared inbox, live chat, and knowledge base tools primarily for small and mid-sized businesses.

Hex is a San Francisco-based data analytics platform that combines collaborative notebooks, SQL and Python editors, and AI-assisted analysis tools for data teams.

HeyGen is a Los Angeles-based AI video generation platform that produces videos using AI avatars, voiceovers, and multilingual dubbing from text or audio input.

Higgsfield AI develops an AI video and image generation platform for creators and marketers. Founded in 2023, the company is headquartered in San Francisco.

Hightouch is a San Francisco-based data activation platform that syncs data from warehouses and lakes to over 300 business tools for marketing, sales, and operations.

Hippocratic AI develops AI-powered healthcare agents for health systems, payors, and pharmaceutical companies, focused on patient communication tasks that do not include diagnosis or prescribing.

HireVue is an AI-powered video interviewing and pre-hire assessment platform headquartered in South Jordan, Utah, founded in 2004.

Hive is a New York-based project management SaaS founded in 2016, offering Kanban, Gantt, and calendar views alongside AI-powered workflow automation.

Homebase builds all-in-one team management software—scheduling, time tracking, payroll, and HR—for small businesses with hourly workers. Based in San Francisco.

Honeycomb is a San Francisco-based observability platform for engineering teams, focused on high-cardinality event data, distributed tracing, and LLM observability.

HubSpot is a Cambridge, Massachusetts-based company offering an all-in-one CRM platform with marketing, sales, service, and CMS products.

Hugging Face is a New York-based AI company that hosts an open machine learning model hub and builds open-source ML tooling.

Humaans is a human resources information system based in London, founded in 2020, that centralizes employee data and automates people operations for globally distributed organizations.

Humanitec is a Berlin-based platform orchestration company offering tools to help platform teams build internal developer platforms.

Humanloop is a London-based LLM evaluation and prompt management platform, now part of Anthropic.

Humanly is a Seattle-based recruiting automation platform that uses AI to screen, schedule, and interview candidates for high-volume hiring.

Humanyze is a Boston-based workplace analytics platform that analyzes organizational communication and collaboration patterns to inform workforce decisions.

Hume AI is a New York-based AI research company that develops models and APIs for measuring and responding to human emotional expression across voice, face, and language.

Hyperproof is a cloud-based governance, risk, and compliance (GRC) platform headquartered in Bellevue, WA, that centralizes compliance operations and control management for organizations.

Hyperscience helps you automate your document processes and turn unstructured content into structured actionable data. Find out more!

IBM is an Armonk, New York-based technology company offering hybrid cloud (Red Hat), consulting, quantum computing, mainframes, and the watsonx AI platform.

IFTTT is a no-code automation platform based in San Francisco that connects over 1,000 apps and services through trigger-based workflows called Applets.

Ideogram is a Toronto-based generative AI image company founded by former Google Imagen researchers, known for high-quality text-in-image generation.

Imagen AI is an Israeli AI company that provides photo editing automation for professional photographers using personalized AI profiles.

Img2Go is a free web-based tool for converting and editing images, offering format conversion, resizing, and photo editing features.

Llama is Meta's open-source large language model family, offering downloadable and API-accessible AI models for research and commercial use.

Insider One is a customer engagement platform based in Istanbul, providing a unified customer data platform, AI personalization, and cross-channel journey orchestration for enterprise brands.

Insilico Medicine is a clinical-stage AI-driven drug discovery company using generative AI and deep learning to identify targets and design novel drug candidates.

Instabase is a San Francisco-based enterprise AI platform that converts unstructured documents into auditable, structured data for enterprise automation workflows.

Integrately is a Nashik, India-based one-click integration and automation platform offering pre-built workflows that connect 1,000+ web apps.

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