JustAI (formerly Just Words, legally Choice AI Inc.) is a San Francisco AI-native marketing platform that turns lifecycle content into an always-on experimentation engine. Its AI agents - strategy, creative, decisioning and data - predict high-value moments, generate on-brand message variants across email, SMS and push, test them against real users, and shift traffic to the winners while compounding learnings across campaigns. Founded in 2024 by Neha Mittal (ex-Twitter and Pinterest growth lead) and Jeff Hara, the company graduated from Y Combinator's Winter 2024 batch and works with consumer brands including Grammarly, ClickUp, Notion, Lemonade, Coursera and Thumbtack.
Conversion is a San Francisco AI-native marketing automation platform founded by UC Berkeley dropouts Neil Tewari and James Jiao. Built to replace legacy tools like HubSpot, Marketo and Pardot, it unifies product and CRM data, detects buying signals, and lets teams build personalized, no-code lifecycle campaigns. It serves 4,000+ companies, raised a $28M Series A led by Abstract Ventures in 2025, and is approaching eight-figure ARR.
Simon AI, formerly Simon Data, is a New York-based marketing technology company that builds an AI-first, composable customer data platform with embedded AI agents. Its Agentic Marketing Platform lets marketing teams reason over live customer and contextual data in their own data cloud to detect signals like churn risk and demand spikes, turn messy data into campaign-ready attributes, and orchestrate personalized campaigns across channels and tools like Braze, Attentive, and Iterable. Founded in 2013 by data scientists Jason Davis and Matt Walker, the company has raised roughly $117.8M and serves fast-growing and enterprise brands including SeatGeek, Equinox, Tripadvisor, ASOS, Venmo, and BarkBox.
Bluefish is a New York-based agentic marketing platform (AMP) that helps Fortune 500 brands monitor, influence, and measure how they appear inside AI systems like ChatGPT, Google Gemini, Claude, Perplexity, and Amazon Rufus. Founded in 2024 by repeat ad-tech founders, it pioneered the category often called Generative Engine Optimization (GEO) and reached roughly 10% of the Fortune 500 within two years, raising $43M in Series B in April 2026 to bring total funding to $68M.
Qualified is the San Francisco company that built Piper, the AI SDR agent that nurtures and converts website visitors into qualified pipeline for B2B enterprises. Born inside the Salesforce ecosystem and now being absorbed back into it, Qualified turned the corporate website from a brochure into a 24/7 sales floor.