AI & Machine Learning Startups

HIO is an AI platform that unifies fragmented operational knowledge from documents, systems, and people into a governed, source-verified intelligence layer for real estate operations. It serves mid-market real estate operators, offering an AI studio, integrations, and multi-channel deployment (Microsoft Teams, Chrome extension, website) with observability and guardrails to reduce hallucinations.

1 investor

Lemon is a voice interface platform that enables users to interact with AI and computer applications through natural speech rather than keyboards or mice. The product targets users seeking faster, more efficient ways to access intelligence and get work done through voice commands.

1 investor

Heymarket provides a business messaging platform that unifies SMS, email, and messaging apps into shared team inboxes, with CRM integrations and AI agents that automate replies, scheduling, and follow-ups. It serves business teams across customer service, sales, marketing, operations, and recruiting use cases.

1 investor

HeyOz is an AI-powered marketing automation platform designed for indie developers and solo founders to handle product distribution, strategy, and campaign execution. The platform manages content creation, social media posting, A/B testing, influencer outreach, and ad optimization for consumer app creators.

1 investor

Parker is an AI creative strategy tool for direct-to-consumer brands and ad agencies that researches sources like TikTok, Reddit, competitor ads, and customer reviews to inform Meta ad creative. It generates ad hooks, scripts, angles, and briefs tailored to a brand, and offers ad account analysis, performance dashboards, and trend tracking.

1 investor

Pebble is a platform that enables support teams to resolve customer issues independently by querying data, accessing logs, and deploying fixes with lightweight engineering approval. The product reduces interruptions to engineering teams and accelerates issue resolution for customers.

1 investor

Ruby is an AI sales platform that builds context about a company's products and customers to generate deal strategies, tailored sales content (one-pagers, decks, proposals), stakeholder maps, and next-best-actions after each customer interaction. It serves sales teams and integrates with tools like HubSpot, Gong, Zoom, Salesforce, and Slack.

1 investor

Sam is an AI conversation intelligence tool delivered in Slack that turns sales calls, emails, and Slack messages into notes, video summaries, CRM updates, and AI coaching. It also acts as an AI Sales Engineer that answers product questions during calls, drafts RFP responses, and powers customer-facing chatbots for sales teams.

1 investor

Heywa builds AI-native "Generative UX" systems that generate and adapt user interfaces in real time. It offers a consumer app for visual information discovery and Heywa Studio, a platform that turns business data into interactive, on-brand experiences to guide customers.

1 investor

Amby is a relationship management tool that enriches contacts and leads with context and uses a "Move Score" to detect early signals that a contact is likely to move, helping users reach out at the right time. It also offers follow-up drafting, note-taking, date tracking, and reminders to help grow business relationships.

1 investor

AVA is an AI assistant that helps households manage their daily tasks and commitments by integrating with Gmail and Google Calendar to surface what needs attention, coordinate plans, and organize information into actionable next steps.

1 investor

Hibiscus Health detects metabolic disease risk through a 30-second AI-powered facial scan that measures blood pressure, cholesterol, diabetes risk, and other biomarkers without blood tests. The platform serves employers, healthcare brokers, and individuals seeking preventive screening and care coordination for cardiometabolic conditions.

1 investor

Hibu is a company focused on helping small and medium-sized businesses, working with SMB clients through teams including sales/agent roles across multiple locations. This page presents employee reviews describing company culture rather than detailing specific products.

1 investor

Dr. B is a digital health platform founded by a team of physicians and healthcare professionals. The company appears to connect patients with medical expertise and care coordination across multiple specialties.

1 investor

Subject (hiemile.com) offers a digital learning platform providing cinematic, standards-aligned online courses, AI-powered scoring and tutoring, certified "teacher of record" support, and multilingual localized curriculum. It serves schools and districts, helping administrators, teachers, and students across the K-12 learning journey.

1 investor

Fello offers an AI teammate called Felix that runs 1:1 follow-up with a real estate team's contact database across email, text, and phone calls, then hands off engaged leads to agents to close. The platform is aimed at real estate teams and brokerages looking to re-engage dormant leads and past clients.

1 investor

Highbeam provides banking and cash management tools for ecommerce brand founders, aimed at helping omni-channel brands manage finances and reach profitability. It serves growing consumer brands worldwide.

1 investor

Highcast provides AI-powered software for industrial manufacturers to optimize electricity costs and manage energy procurement by calculating real-time total cost of electricity (CTE) and simulating production scenarios. The platform helps factories reduce electricity bills by 3-20% through AI-driven price forecasting, consumption prediction, and constraint-based optimization algorithms.

1 investor

Higher Prana builds immersive experiences using virtual reality and neuroscience-informed technologies to improve mental wellness, emotional resilience, and peak performance. The company serves individuals and organizations seeking to enhance cognitive function and mental health through measurable, trainable interventions.

1 investor

HigherU is an AI teaching assistant that answers student questions using an instructor's own course materials (PDFs, slides, video, audio) while giving instructors control over tone, guardrails, and response approval. It provides higher-education institutions with learning analytics, personalized study paths, voice cloning, and LMS/SSO integration.

1 investor

HighGround provides investment research and intelligence tools for defense sector investors, including private equity, venture capital, and sell-side teams. The platform offers contract-level federal procurement data, policy-driven capital flow analysis, and competitive risk modeling to support investment underwriting and decision-making.

1 investor

Highsail is an AI assistant for field operations teams that captures voice notes and photos and converts them into structured reports and data. It integrates with existing FSM/ERP systems to keep operations and workflows in sync.

1 investor

HighTechXL is an organization that supports deep-tech venture creation by sourcing and evaluating emerging technologies from research institutions and tech companies, then matching them with co-founders to establish new ventures. The organization focuses on deep-tech innovations that address significant societal challenges.

1 investor

Highway 9 Networks builds a cloud-based private mobile platform with AI-optimized wireless infrastructure for enterprise connectivity and autonomy. The platform combines spectrum virtualization, 5G edge cloud, and enterprise security to serve organizations requiring ultra-reliable, low-latency wireless for AI operations.

1 investor