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Series B AI Infrastructure Companies

Explore 53 ai infrastructure startups that raised series b funding. Access verified founder contact information and fundraising data.

Total Companies
53
Total Funding
$2.0B
Avg Funding
$81.2M
Cities
15

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Mountain View, United States
$500.0M
raised

MatX is an AI semiconductor company that designs custom chips and hardware architectures to support large language models.

Feb 2026
Series B

Founder Contacts

41,000+ verified contacts

Toronto, Canada
$169.0M
raised

Taalas develops a platform that converts artificial intelligence models into custom silicon implementations.

Feb 2026
Series B

Founder Contacts

41,000+ verified contacts

Warsaw, Poland
$10.0M
raised

Nomagic provides smart pick and place robotic solutions for order fulfillment.

Jan 2026
Series B

Founder Contacts

41,000+ verified contacts

New York, United States
$13.0M
raised

DAWN Internet builds a decentralized, user-owned broadband network that lets people share and earn from local internet connectivity.

Dec 2025
Series B

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$16.7M
raised

Gensyn is the network for machine intelligence

Dec 2025
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Belmont, United States
$9.2M
raised

Lumilens creates photonics products designed for high-performance computing.

May 2025
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$50.0M
raised

Plenful is a no-code workflow automation and AI platform that optimizes healthcare's manual, administrative workflows.

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

San Jose, United States
$45.0M
raised

The Realtime Cloud. Build and scale voice and video applications.

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$10.0M
raised

FYLD is an AI-driven platform for infrastructure that enhances fieldwork efficiency, operational insight, and decision-making capabilities.

Oct 2024
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$500.0M
raised

Poolside is an artificial intelligence platform that offers foundation concepts and infrastructure to write software codes.

Oct 2024
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Santa Clara, United States

Primemas is a semiconductor startup specializing in developing cost-effective, high-performance hub chiplets called Hublets.

Aug 2024
Series B

Founder Contacts

41,000+ verified contacts

San Jose, United States
$75.0M
raised

DreamBig Semiconductor provides Chiplet platform with SMARTNIC/DPU solutions for AI, data centers and storage acceleration.

Jul 2024
Series B

Founder Contacts

41,000+ verified contacts

Perth, Australia
$10.0M
raised

Radian Arc develops GPU infrastructure solutions that provide high-performance computing for AI, gaming, and enterprise applications.

Jun 2024
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$40.0M
raised

Replicate provides a platform for open source machine learning models that enables users to run and refine open-source models with an API.

Dec 2023
Series B

Founder Contacts

41,000+ verified contacts

Summertown, United Kingdom
$21.7M
raised

Mind Foundry is an Oxford University company that has developed an AI platform to solve the world's most important problems.

Feb 2023
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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$10.9M
raised

UNGUESS is a crowdtesting platform for UX, QA, accessibility, AI training and security testing.

Jan 2023
Series B

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$26.0M
raised

Pangea helps security teams ship secure AI applications fast and protect workforce AI use with comprehensive AI security guardrails.

Nov 2022
Series B

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$70.0M
raised

Ramp Network is a fintech startup that offers payment infrastructure to connect crypto and traditional finance.

Nov 2022
Series B

Founder Contacts

41,000+ verified contacts

New York, United States
$17.0M
raised

Reejig is the Work Operating System for AI-powered work

Oct 2022
Series B

Founder Contacts

41,000+ verified contacts

New York, United States
$42.0M
raised

Arthur is a platform that monitors, measures, and improves the performance of machine learning models.

Sep 2022
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Redwood City, United States
$60.0M
raised

The company behind the Milvus open-source vector database

Aug 2022
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$30.0M
raised

Power AI with all your data. Turn your enterprise data, assets, and services into AI-powered outcomes seamlessly and securely.

May 2022
Series B

Founder Contacts

41,000+ verified contacts

Redwood City, United States
$25.0M
raised

TruEra provides AI quality management solutions that test, optimize, and monitor machine learning models.

Mar 2022
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$220.0M
raised

Incode is a global identity verification leader. Its AI-powered tech helps companies prevent fraud, scale securely, and stay compliant.

Dec 2021
Series B

Founder Contacts

41,000+ verified contacts

Seattle, United States
$60.0M
raised

Upbound is an AI-native infrastructure platform that runs, scales, and optimizes services across clouds.

Nov 2021
Series B

Founder Contacts

41,000+ verified contacts

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