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Q3 2025
Harmonic
Hot 25 Startups
TM
Meet the startups entering Q3 2025 with the most momentum. The Harmonic Hot 25 ranks the top early-stage companies based on aggregated investor interest from the hundreds of VCs using Harmonic to find their next investments.
Sign up to access quarter’s rankings before anyone else.
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Create apps and websites by chatting with AI. Lovable continues to execute tremendously with a small team, only adding a handful of people over the last three months while generating ARR reported to be in excess of $40M.
Show up for people searching with AI and understand how it's talking about your brand. Profound announced its $20M Series A in mid-June, adding Kleiner Perkins, Nvidia and others to an already impressive cap table as brands fight to stay relevant with evolving user search habits.
Tools for every step of building AI agents. Langchain was founded in 2022 by Harrison Chase and Ankush Gola who met while working at Robust Intelligence. The company boasts an impressive client list that includes multiple members of the Hot 25.
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
AI agents for procurement.
Tim Spencer, Lorenz Pallhuber, Tom Petit
Seed
$7M
~15
Profound
Helping brands gain AI visibility.
Dylan Babbs, James Cadwallader
Seed
$3.5M
~20
Norm Ai
AI agents for regulatory compliance
John Nay
Series B
$48M
~35
Browser Use
Browser automation with AI agents.
Gregor Žunič, Magnus Müller
Pre-seed
$500K
<10
Basis
AI agents for accountants
Mitchell Troyanovsky, Matt Harpe
Series A
$34M
~25
Zocks
Meeting assistant for financial advisors.
Ákos Ratku, Mark Gilbert
Series A
$13.8M
~30
Artisan
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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