Best AI Infrastructure Companies in Washington, United States
The 54 best AI Infrastructure companies in Washington, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Octo.
Our analysis of 50 AI Infrastructure companies
$46.6b in tracked funding; 98% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best AI Infrastructure companies in Washington
| # | Company | Disclosed funding | Last round | Stage | Founded | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Octo Open-source analytics platform for businesses | $133M | 56 mo ago | Acquired | 2014 | Luis Ceze Co-Founder & CEO | — | — | — |
| 2 | Protect AI Provider of AI-based ML security solutions | $129M | 23 mo ago | Acquired | 2022 | Badar Ahmed CTO and Founder | HubSpot CMS HubApple iCloud MailGoogle Workspace+17 | 5 patents Radon and environmental contaminant detection sensors for air quality monitoring | — |
| 3 | Defined Crowd Provider of AI training data and solutions for machine learning | $70M | 29 mo ago | Series B | 2015 | Daniela Braga Co-Founder & CEO | TurbopackEmotionNode.js+21 | — | — |
| 4 | MangoBoost Developer of data processing unit solutions for scalable data centers 64AI top 20%Funding top 23%Talent top 28%Moat top 39% All 10 signals ▾AItop 20% Fundingtop 23% Talenttop 28% Moattop 39% Patentstop 43% Innovationtop 44% Techtop 44% Globalbottom 43% Marketbottom 38% Newsbottom 18% AI: Classified as an AI company Funding: Raised $65.5M across 3 rounds · 3 rounds over 4 yrs (0.8/yr) rank vs industry peers · Fliar Intelligence Index 64/100 | $66M | 6 mo ago | Series B | 2022 | Jun-ki Park Co-Founder & COO & CFO | SanityNode.jsNextAuth.js+17 | 7 patents Patents concentrated in computing, sensing & instrumentation | 1 partnership |
| 5 | VoiceBox Technologies Provider of voice AI platform for use in home and IoT devices | $38M | 186 mo ago | Acquired | 2001 | — | — | 145 patents Advanced natural language understanding and intent prediction for speech-based interfaces | — |
| 6 | Union.ai Developer of a platform for orchestrating, training, and serving AI 62AI top 20%Funding top 27%Talent top 28%Growth top 35% All 8 signals ▾AItop 20% Fundingtop 27% Talenttop 28% Growthtop 35% Moattop 39% Techbottom 46% Marketbottom 37% Globalbottom 29% AI: Classified as an AI company Funding: Raised $29.1M across 3 rounds · 3 rounds over 4 yrs (0.8/yr) rank vs industry peers · Fliar Intelligence Index 62/100 | $29M | 4 mo ago | Series A | 2021 | Ketan Umare Co-Founder & CEO | WebflowAmazon Web ServicesStripe+23 | — | — |
| 7 | Super AI Provider of an AI enablement platform for ML applications | $22M | 61 mo ago | Series B | 2017 | Brad Cordova Founder & CEO | WebflowSentryZendesk+26 | 54 patents AI-powered media creation, personalization, streaming, and audio delivery platforms | — |
| 8 | Fixie.ai Developer of voice AI platform providing real-time speech processing capabilities | $17M | 39 mo ago | Seed | 2022 | Zach Koch Co-Founder & CEO | Framer SitesReactPriority Hints+9 | — | — |
| 9 | Envive AI Provider of AI agent technology for e-commerce sales and search | $15M | 10 mo ago | Series A | 2023 | Iz Beltagy Co-Founder | WebflowGSAPcore-js+22 | — | — |
| 10 | XNOR.AI Framework for on device deep learning capability | $15M | 98 mo ago | Acquired | 2017 | — | — | 42 patents Efficient binary neural network inference hardware and AI model security/detection technologies. | — |
| 11 | Spice AI Provider of open-source data lakehouse platform for accelerating SQL queries and integrating AI | $14M | 46 mo ago | Seed | 2021 | Phillip Leblanc Co-Founder & CTO | TurbopackApple iCloud MailMicrosoft 365+19 | — | — |
| 12 | Why Labs Provider of an AI analysis platform for ML models | $14M | 56 mo ago | Acquired | 2019 | Alessya Visnjic Co-Founder & CEO | Node.jsAmazon Web ServicesVercel+19 | — | — |
| 13 | Raiinmaker Decentralized AI platform that enables users to contribute to the development of AI models | $13M | 27 mo ago | Seed | 2019 | J Seraphine Co-Founder & CEO | Webflow EcommerceWebflowThree.js+27 | — | — |
| 14 | WellSaid Labs Provider of AI and web-based text to speech software | $12M | 60 mo ago | Series A | 2018 | Michael Petrochuk Co-Founder | HubSpot CMS HubAmazon Web Servicescore-js+13 | 2 patents AI-driven realistic audio waveform generation for speech synthesis | — |
| 15 | Oumi Open-source AI platform for model development and deployment | $10M | 17 mo ago | Seed | 2024 | Kostas Aisopos Co-Founder | TurbopackSentryNode.js+17 | — | — |
| 16 | Rendered.ai Provider of AI and cloud-based tools to produce synthetic datasets for AI training | $7M | 3 mo ago | Seed | 2019 | Ethan Sharratt Co-Founder & Director of Engineering | — | — | 2 launchs · 1 partnership |
| 17 | Certiv Provider of runtime assurance for AI agents, offering visibility and control | $4M | 4 mo ago | Seed | 2026 | Daniel Morris Co-Founder | — | — | 1 job opening |
| 18 | YData AI based platform for data anonymization | $3M | 57 mo ago | Seed | 2019 | Fabiana Clemente Co-Founder & CDO | HubSpot CMS HubAmazon Web Servicescore-js+14 | 2 patents Scalable synthetic data generation for machine‑learning model training | — |
| 19 | Operiant Platform to build and run distributed systems | $2M | 94 mo ago | Series A | 2018 | Davor Bonaci Co-Founder & CEO | — | — | — |
| 20 | OneClick Developer of AI-powered forecasting, dynamic pricing, and enterprise AutoML platform | $2M | 94 mo ago | Seed | 2017 | Andy Shen Co-Founder & VP Sales | — | — | — |
| 21 | Talc Provider debugging and testing solutions for businesses launching AI products | $500K | — | Seed | 2023 | Matt Lee Co-Founder | ReactReact RouterAmazon Web Services+9 | — | — |
| 22 | BondingAI Provider of an all-in-one Generative AI platform enabling enterprises to create, analyze, and scale their… | $100K | 15 mo ago | Seed | 2024 | Vincent Granville Co-Founder | WordPressMySQLPHP+19 | — | 1 launch |
Top 12 AI Infrastructure companies in Washington
#1
Series B · Bellevue, Washington · founded 2022 · 60 employees$65.5Mraised▾
Developer of data processing unit solutions for scalable data centers. The company provides hardware and software products customized for data center needs. Its offerings include NVMe/TCP initiators, GPU over RDMA solutions, and AI inference servers. The company's solutions aim to optimize data flow, reduce costs, and improve infrastructure performance.
- Dec 2025Series B$6.9M
- Oct 2023Series A$55M
- May 2022Seed$10.5M
#2
Series A · Seattle, Washington · founded 2021 · 34 employees$29.1Mraised▾
Developer of a platform for orchestrating, training, and serving AI. The platform builds high-velocity workflows with dynamic orchestration, real-time inference, and infrastructure awareness. It provides reliable and reproducible workflows with automatic failure recovery, caching, and versioning. The platform enables enterprise compliance, monitoring progress with data lineage and observability dashboards. It supports authoring in Python and enables on-the-fly branching, loops, and error-handling. The platform scales to actions and achieves task startup time, provisioning jobs dynamically. It allows building workflows locally and running them remotely and securely in the cloud.
- Feb 2026Series A$19M
- May 2023Series A$19.1M
- Apr 2022Seed$10M
#3
Seed · Bellevue, Washington · founded 2019 · 28 employees$6.6Mraised▾
Provider of AI and cloud-based tools for producing synthetic datasets for AI training. It provides professional CV development services & a synthetic data engineering platform-as-a-service for organizations that need to accelerate computer vision development, reduce time to market for their own AI products, reduce development costs, and improve model performance with scalable, high-quality synthetic data generation tailored to individual use cases.
- Apr 2026Seed$1M
- Oct 2021Seed$6.6M
#4
Seed · Seattle, Washington · founded 2026$4.2Mraised▾
Provider of runtime assurance for AI agents, offering visibility and control. It delivers a runtime assurance layer for organizations to automate work safely. The offering detects every agent, model, and tool call, sanctioned or shadow. It allows users to see reasoning chains, data accessed, tool calls, and multi-agent workflows. The solution enforces policy and protects against unauthorized access.
- Mar 2026Seed$4.2M
#5
Series A · Seattle, Washington · founded 2023$15Mraised▾
Provider of AI agent technology for e-commerce sales and search. The company offers a suite of cooperative agents designed to improve online sales conversions. These agents use reinforcement signals from user behavior to enhance performance and accuracy. The platform includes agents for sales, search, data enrichment, and SEO content generation.
- Sep 2025Series A$15M
#6
Acquired · Seattle, Washington · founded 2022 · 26 employees$129.3Mraised▾
Provider of AI-based ML security solutions. It offers enterprises to safeguard the machine learning models with a security platform. It offers turnkey AI and ML security that does not add unnecessary complexity to models and does not require access to raw data and algorithms.
- Jul 2024Series B$80.8M
- Jul 2023Series A$35M
- Dec 2022Seed$13.5M
#7
Seed · Seattle, Washington · founded 2024$10Mraised▾
Open-source AI platform for model development and deployment. It offers a complete solution, encompassing data preparation, model training, evaluation, and deployment at any scale. The platform supports various model types, including text and multimodal, and can be utilized in diverse environments, from personal laptops to cloud infrastructure. It is designed to facilitate research collaboration and provide developers with a reliable, flexible, and secure environment for building AI applications.
- Jan 2025Seed$10M
#8
Series B · Seattle, Washington · founded 2015 · 218 employees$69.9Mraised▾
Provider of AI training data and solutions for machine learning. It offers datasets for speech recognition, medical image analysis, and content moderation. The company provides services such as data annotation, machine translation, and conversational AI development. It also offers data and model evaluation, plus multilingual AI agent support.
- Jan 2024Series B$3.3M
- Jan 2024Conventional Debt—
- Jan 2022Series B$15M
- May 2020Series B$50.5M
#9
Acquired · Seattle, Washington · founded 2014$132.8Mraised▾
Open-source analytics platform for businesses. It offers a platform for automating marketing needs by offering intelligent push notifications and personalized feeds. It collects analytics data, connects with free and paid services that lock in data, and allows enterprises to apply machine learning to power real-time insights, recommendations, and personalized feeds on the platform. It provides a pre-built dashboard, an internal SDK for analytics, and more.
- Nov 2021Series C$85M
- Mar 2021Series B$28M
- Apr 2020Series A$15.7M
- Oct 2019Seed$3.9M
#10
Seed · Seattle, Washington · founded 2019 · 11 employees$12.8Mraised▾
Decentralized AI platform that enables users to contribute to the development of AI models. It enables users to validate data and train AI models, earning rewards and reputation in the process. The platform offers a decentralized AI ecosystem, allowing users to contribute to AI model development and monetize their data contributions.
- Apr 2024ICO$320K
- Apr 2024Seed$7.5M
- Oct 2021Seed$5M
#11
Seed · Seattle, Washington · founded 2022 · 9 employees$17Mraised▾
Developer of voice AI platform providing real-time speech processing capabilities. The platform offers tools for building and scaling voice AI agents. It provides developer-friendly application programming interfaces for integration. The platform includes software development kits for major web and mobile platforms. It also offers built-in tools designed to help users build and scale voice agents.
- Mar 2023Seed$17M
#12
Seed · Bellevue, Washington · founded 2021$14.5Mraised▾
Provider of open-source data lakehouse platform for accelerating SQL queries and integrating AI. It connects to operational databases, data lakes, and warehouses across enterprises to federate queries without ETL processes, materializing hot datasets for millisecond access while supporting hybrid search and embedded AI inference. It is managed cloud platform supports high-speed SQL queries, hybrid vector and full-text search, retrieval‑augmented generation, and model hosting via an OpenAI-compatible gateway.
- Sep 2022Seed$13.5M
- Oct 2021Seed$1M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of AI Infrastructure coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on AI Chips & Accelerators is moving in the United States
A read on the academic research around AI Chips & Accelerators — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 530 United States-affiliated papers.
- Arizona State University47
- University of Central Florida31
- Georgia Institute of Technology22
- University of Illinois Urbana-Champaign21
- Columbia University20
- Parallel computing9→50
- Computer architecture5→34
- Scalability3→27
- Static random-access memory2→23
- Embedded system3→21
- Parallel computing2→10
- Resistive random-access memory6→13
- Crossbar switch2→8
- In-Memory Processing1→4
- Scalability2→5
- Resistive random-access memory10
- Artificial neural network9
- Computer architecture8
- Crossbar switch6
- In-Memory Processing6
Where ai accelerators is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing ai accelerators patents in the United States
United States ai accelerators patent filing is accelerating — 135,096 filings from 8,000 assignees (2016–2025), led by IBM, Google, Microsoft; annual filings 1628→19890.
- IBM11089
- Google8903
- Microsoft6399
- Intel6250
- Qualcomm4753
- Nvidia3254
- Adobe2461
- Capital One Services2200
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.