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The Harmonic Hot 25 ranks the top early-stage companies based on aggregated investor interest from the thousands of VCs using Harmonic to find their next investments.
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LangChain offers a suite of products that support the development, deployment, and management of applications utilizing large language models (LLMs), emphasizing context-aware reasoning. The platform includes flexible frameworks for integrating components and advanced infrastructure for efficient lifecycle management of LLM applications.
Build apps with no coding needed. Founded in 2023, Lovable has exploded in early 2025 after raising money from Scandinavian VC strongholds, byFounders and Creandum, as well as Hummingbird.
SEC & FINRA compliance in one platform. Co-founders Som, Allen, and Thomas are back for their second act—after launching Quantbase (acquired by Surmount), they’re now tackling compliance with Hadrius.
Norm Ai offers an AI-powered regulatory compliance solution that utilizes AI agents to proactively identify and mitigate compliance risks, shorten compliance timelines, and collaborate seamlessly with compliance teams. The technology employs AI agents developed by a diverse team of AI researchers, lawyers, compliance professionals, and software engineers, operating within networks of large language models to understand the full scope of relevant regulations.
Wordware offers an AI toolkit with an IDE for prompt engineering, supporting multiple large language model providers and enabling real-time collaboration and multimodal workflows. The platform empowers both technical and non-technical users to iterate independently, featuring seamless logic and integration for rapid iteration.
LlamaIndex is a versatile data framework that connects custom data sources to large language models, offering data ingestion, indexing, query interface, document Q&A, data augmented chatbots, knowledge agents, and structured analytics. It supports unstructured, structured, and semi-structured data sources and is available in Python, Typescript/Javascript, and other platforms such as LlamaHub and Discord.
A platform to build AI apps from prototype into production. Langchain was founded in 2022 by Harrison Chase and Ankush Gola who met while working at Robust Intelligence. The company boasts a list of impressive clients and raised money from Benchmark and Sequoia.
Ankush Gola, Harrison Chase
Series A
$25M
~60
Lovable (rank 2 Q2 2025)
Build apps with no coding needed. Founded in 2023, Lovable has exploded in early 2025 after raising money from Scandinavian VC strongholds, byFounders and Creandum, as well as Hummingbird.
Anton Osika (https://linkedin.com/in/antonosika); Fabian Hedin (https://linkedin.com/in/fabian-hedin-2377b0144)
Seed
$15M
~50
Hadrius (Rank 3 Q2 2025)
SEC & FINRA compliance in one platform. Co-founders Som, Allen, and Thomas are back for their second act—after launching Quantbase (acquired by Surmount), they’re now tackling compliance with Hadrius.
Allen Calderwood, Som Mohapatra, Thomas Stewart
Seed
$2M
~20
Didero-Q2 2025
AI agents for procurement.
Tim Spencer, Lorenz Pallhuber, Tom Petit
Seed
$7M
~15
Profound-Q2 2025
Helping brands gain AI visibility.
Dylan Babbs, James Cadwallader
Seed
$3.5M
~20
Norm Ai-Q2 2025
AI agents for regulatory compliance
John Nay
Series B
$48M
~35
Browser Use-Q2 2025
Browser automation with AI agents.
Gregor Žunič, Magnus Müller
Pre-seed
$500K
<10
Basis-Q2 2025
AI agents for accountants
Mitchell Troyanovsky, Matt Harpe
Series A
$34M
~25
Wordware-Q2 2025
Build production ready AI across modalities
Filip Kozera, Robert Chandler
Seed
$30.5M
28
Zocks-Q2 2025
Meeting assistant for financial advisors.
Ákos Ratku, Mark Gilbert
Series A
$13.8M
~30
Artisan-Q2 2025
AI employees, automating outbound.
Sam Stallings (https://linkedin.com/in/samantha12345); Jaspar Carmichael-Jack (https://linkedin.com/in/jaspar-carmichael-jack)
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