Best Docker Ecosystem Companies in United States
The 169 best Docker Ecosystem companies in United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Lacework.
The 169 Docker Ecosystem companies tracked here, all based in the United States, are ranked by disclosed equity funding and recent funding momentum. Total disclosed capital across the directory sits at $7.3B, with 10 unicorns already in the mix. That's a serious concentration of bets on container infrastructure.
Chainguard leads at $256M raised, which tells you where the money is going: supply chain security for containerized workloads. Cast AI follows at $79M, competing hard on cloud cost optimization. So what do those two have in common? Both are attacking waste and risk inside production environments, which is exactly where enterprise budgets are loosening right now. Namespace Labs ($23M) and ScaleOps ($22M) are the ones I'd watch for breakout rounds next, given their positioning around developer environments and autonomous resource scaling. The broader container market is forecast to grow from roughly $4.6B in 2023 to $9.6B by 2032 at an 11.0% CAGR, and the active presence of Insight Partners and Y Combinator across this directory suggests the fundraising pace won't slow. Uncorrelated Ventures and DCVC rounding out the investor list signals deep technical conviction, not just growth-stage momentum chasing.
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Ranked: Best Docker Ecosystem companies in United States
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Tech stack | Market signals (1y) | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lacework 🦄 AI powered cloud security posture management solution | $1.9B | 52 mo ago | 1,174 | 2015 | Mike Speiser Co-Founder | — | — | 134 patents Cloud workload security and compliance monitoring using AI-driven threat intelligence platforms. | — |
| 2 | Sysdig 🦄 Provider of cloud security platform delivering threat detection and response | $744M | 54 mo ago | 342 342 → 615 (+80%) · sector median +80% | 2013 | Loris Degioanni CTO and Founder | WordPressApple iCloud MailGoogle Workspace+39 | — | 75 patents Monitoring, tracing, and performance instrumentation for containerized cloud-native applications | — |
| 3 | Illumio 🦄 Provider of breach containment and AI cloud detection and response | $566M | 59 mo ago | 380 380 → 916 (+141%) · sector median +80% | 2013 | Andrew Rubin Co-Founder & CEO | WebflowSentryApple iCloud Mail+32 | — | 198 patents Microsegmentation and policy enforcement for cloud and data‑center workloads | 1 internship · 1 award |
| 4 | Docker 🦄 Cloud based open source platform offering docker suite | $530M | 45 mo ago | 72 | 2008 | Kamel Founadi Co-Founder | WordPress Site EditorWordPressApple iCloud Mail+46 | — | — | — |
| 5 | Aqua Security 🦄 Cloud security software for businesses 80Talent top 23%Growth top 25%Funding top 26%Moat top 26% All 10 signals ▾Talenttop 23% Growthtop 25% Fundingtop 26% Moattop 26% Newstop 27% Markettop 33% Globaltop 39% Producttop 40% Innovationtop 43% Techtop 50% Talent: Analyst team rating 5/5 · 3 named leaders on record rank vs industry peers · Fliar Intelligence Index 80/100 | $325M | 29 mo ago | 594 | 2015 | Amir Jerbi Co-Founder and CTO | WordPressApple iCloud MailMicrosoft 365+30 | 4 signals ▲300% Leadership | — | 1 award |
| 6 | CircleCI 🦄 Provider of a platform for continuous integration and continuous delivery | $316M | 61 mo ago | 404 404 → 359 (-11%) · sector median +80% | 2011 | Jim Rose CEO | ContentfulSentryApple iCloud Mail+33 | — | — | — |
| 7 | Chainguard 🦄 Provider of hardened container images, language libraries, and virtual machine images 74Funding top 15%Tech top 25%Moat top 26%News top 30% All 10 signals ▾Fundingtop 15% Techtop 25% Moattop 26% Newstop 30% Talenttop 32% Producttop 33% Innovationtop 40% Growthtop 40% Markettop 44% Globalbottom 39% Funding: Raised $256M across 6 rounds · 6 rounds over 5 yrs (1.2/yr) Tech: 63 technologies across 5/8 capability areas · Cloud: Amazon Cloudfront, Amazon Web Services rank vs industry peers · Fliar Intelligence Index 74/100 | $256M | 7 mo ago | 77 | 2021 | Ville Aikas Co-Founder | ContentfulSentryZendesk+30 | 9 signals Funding · New product · Leadership | — | 1 launch · 1 award |
| 8 | D2iQ Provider of cloud services | $247M | 97 mo ago | 111 | 2013 | Florian Leibert Founder / Former CEO | Apple iCloud MailPHPLaravel+24 | — | 15 patents Advanced cloud-native container orchestration scheduling and workload monitoring | — |
| 9 | Mirantis Provider of infrastructure for artificial intelligence, cloud, and application deployment | $220M | 32 mo ago | 239 | 2011 | Alexander Freedland Co-Founder | Cart FunctionalityWooCommerceWordPress+25 | — | — | 1 launch |
| 10 | Solo.io 🦄 Connects applications with APIs and service mesh across any infrastructures | $175M | 56 mo ago | 33 | 2017 | Idit Levine Founder & CEO | WebflowSentryAmazon Web Services+22 | — | — | 1 award |
| 11 | Minio 🦄 Platform offering object storage solutions | $126M | 52 mo ago | 68 | 2014 | — | HugoMathJaxKaTeX+32 | — | — | 2 partnerships · 1 award |
| 12 | Lightbend Cloud-based application development platform provider | $107M | 33 mo ago | 71 | 2011 | Paul Phillips Co-Founder | — | — | 22 patents Context-aware rule-based anomaly detection and automated network topology/configuration for distributed systems | — |
| 13 | Platform9 Provider of container development and management platform | $100M | 48 mo ago | 64 | 2013 | Sirish Raghuram Co-Founder | WordPress Block EditorWordPressApple iCloud Mail+42 | — | 4 patents Cloud workload orchestration and private cloud-as-a-service provisioning platforms | 1 partnership · 1 award |
| 14 | Rancher Labs Cloud-based container management and Infrastructure management software provider | $95M | 75 mo ago | 133 133 → 238 (+79%) · sector median +80% | 2014 | — | SentryZendeskAlgolia+30 | — | 4 patents Enterprise cloud service architecture and network virtualization platforms | — |
| 15 | Robin Systems Platform offering container storage software | $86M | 60 mo ago | 39 | 2013 | Partha Seetala Founder | Amazon Web ServicesGoogle Font APIFont Awesome+3 | — | — | — |
| 16 | Replicated Provider of platform for distributing and managing applications in complex environments | $82M | 58 mo ago | 76 | 2014 | Grant Miller Founder & CEO | WebflowAmazon Web ServicesSalesforce Marketing Cloud Account Engagement+26 | — | — | 1 launch |
| 17 | Cast AI 🦄 Provider of a platform for Kubernetes automation and cost optimisation 60Funding top 17%Moat top 28%Talent top 28%Patents top 31% All 12 signals ▾Fundingtop 17% Moattop 28% Talenttop 28% Patentstop 31% Techtop 32% Producttop 36% Newstop 42% Innovationtop 45% Partnerstop 45% Growthbottom 47% Marketbottom 44% Globalbottom 39% Funding: Raised $78.5M across 10 rounds · 10 rounds over 6 yrs (1.7/yr) Moat: Editorial + unicorn rating 7/10 · IP moat: 33 patents rank vs industry peers · Fliar Intelligence Index 60/100 | $79M | 5 mo ago | 16 | 2019 | Leon Kuperman Co-Founder & CTO | WordPress Site EditorWordPressMySQL+38 | 8 signals ▼33% Funding · Announcements · Capital raise | 33 patents AI-driven resource provisioning and network optimization for containerized cloud environments | 2 launchs · 1 expansion |
| 18 | Komodor Provider of an autonomous AI SRE platform for Kubernetes management | $72M | 49 mo ago | 75 | 2020 | Ben Ofiri Co-Founder & CEO | WordPress Block EditorWordPressMySQL+18 | — | — | 1 partnership |
| 19 | Spectro Cloud Provider of Kubernetes management platform simplifying multi-cluster deployment from edge to cloud | $68M | 19 mo ago | 144 | 2019 | Saad Malik Co-Founder & CTO | WebflowSentryApple iCloud Mail+29 | — | — | 2 launchs · 1 partnership |
| 20 | StackRox Kubernetes-native container security solutions provider | $66M | 69 mo ago | 53 | 2014 | — | — | — | — | — |
| 21 | Diamanti Platform offering Caas solution | $66M | 79 mo ago | 141 | 2014 | Luis Robles Co-Founder & Advisor | WordPress Block EditorElementorWordPress+33 | — | 34 patents Patents concentrated in computing, sensing & instrumentation | — |
| 22 | Twistlock Comprehensive cloud security platform securing applications from code to cloud | $63M | 94 mo ago | 120 | 2015 | — | — | — | — | — |
| 23 | Portworx Provider of a tool for developers and IT Ops to run containerized applications | $56M | 87 mo ago | 55 55 → 106 (+93%) · sector median +80% | 2014 | — | WordPressUnbounceMySQL+30 | — | 65 patents Container-native storage orchestration, snapshotting, and data protection for Kubernetes workloads | — |
| 24 | Tigera AI based cloud infrastructure security solutions provider | $53M | 69 mo ago | 78 78 → 126 (+62%) · sector median +80% | 2016 | — | SentryDocusaurusSalesforce+22 | — | 26 patents Zero‑trust network policy enforcement and observability for container/Kubernetes environments | 2 launchs |
| 25 | Ionir Kubernetes native storage solutions provider | $48M | 68 mo ago | 22 | 2012 | Nir Peleg Founder and CTO | — | — | — | — |
| 26 | Codefresh Cloud based software delivery platform | $42M | 62 mo ago | 79 | 2014 | — | Apple iCloud MailGoogle WorkspaceCodeMirror+29 | — | — | — |
| 27 | Ambassador Developer of a cloud-based container development solution for edge computing | $42M | 45 mo ago | 52 52 → 94 (+81%) · sector median +80% | 2014 | Richard Li Richard has a account Founder & CEO | WebflowLeadfeederLinkedin Insight Tag+19 | — | — | — |
| 28 | Slim.AI Provider of container security solutions, dependency patching, and legacy system fixes | $41M | 54 mo ago | 37 | 2020 | — | — | — | — | — |
| 29 | Rafay Cloud based container management platform | $33M | 57 mo ago | 65 | 2017 | — | WordPressMySQLPHP+41 | 5 signals Contracts · New product | — | — |
| 30 | Kubecost Cloud based Kubernetes cost allocation and cost management software | $30M | 52 mo ago | 17 17 → 24 (+41%) · sector median +80% | 2018 | Webb Brown Co-Founder & CEO | — | — | — | — |
| 31 | Loft Cloud and AI based self service cluster management solutions | $29M | 28 mo ago | 29 | 2017 | Lukas Gentele Founder & CEO | WebflowAmazon Web ServicesSalesloft+19 | — | 27 patents Patents concentrated in health & consumer products | — |
| 32 | Akuity Provider of enterprise software delivery platform powered by artificial intelligence solutions | $25M | 49 mo ago | 29 | 2021 | Alexander Matyushentsev Co-Founder | Cart FunctionalityThinkificApple iCloud Mail+21 | — | — | 1 launch |
| 33 | Namespace Labs Workfloe acceleration and docker development platform | $23M | 2 mo ago | 6 | 2020 | Hugo Santos Founder & CEO | SentryNode.jsClerk+15 | — | — | 2 launchs |
| 34 | Kurtosis Platform offering software testing suite | $22M | 46 mo ago | 2 | 2020 | — | WebflowGSAPSplide+16 | — | — | — |
| 35 | ScaleOps Provider of automated Kubernetes resource optimization platform for cloud infrastructure 53Funding top 25%Tech top 33%Growth top 35%News top 35% All 8 signals ▾Fundingtop 25% Techtop 33% Growthtop 35% Newstop 35% Moattop 42% Talentbottom 49% Marketbottom 36% Globalbottom 36% Funding: Raised $21.5M across 4 rounds · 4 rounds over 3 yrs (1.3/yr) Tech: 46 technologies across 5/8 capability areas · Cloud: Cloudflare rank vs industry peers · Fliar Intelligence Index 53/100 | $22M | 2 mo ago | — | 2022 | Yodar Shafrir Co-Founder & CEO | WordPress Block EditorWordPressSentry+40 | 5 signals ▲25% Funding · Capital raise | — | 1 job opening · 1 award |
| 36 | Okteto Platform offering container image development software | $18M | 51 mo ago | 36 | 2018 | Ramon Lamana Founder | SanityRadix UIPlyr+26 | — | — | — |
| 37 | Spyderbat Platform offering container security software | $14M | 43 mo ago | 9 | 2019 | — | — | — | 2 patents Patents concentrated in electrical & electronics | 2 launchs |
| 38 | Devtron Provider of platform for Kubernetes application management and troubleshooting solutions | $12M | 43 mo ago | 40 | 2019 | Rajesh Razdan Co-Founder | Framer SitesReactstyled-components+16 | — | — | 2 launchs |
| 39 | Causely AI powered container orchestration platform | $11M | 35 mo ago | 9 | 2022 | Ellen Rubin Founder & CEO | — | — | 2 patents Performance-aware resource scheduling using attribute dependency graphs in cloud/computing systems | — |
| 40 | Plural Cloud based kubernetes application deployment platform | $10M | 14 mo ago | 4,637 | 2021 | Samuel Weaver Co-Founder & CEO | Node.jsRadix UIReact+24 | — | — | — |
| 41 | PerfectScale Platform offering kubernetes configuration management software | $10M | 32 mo ago | 29 | 2021 | Michael Sklyar VP R&D and Cofounder | WebflowJavaAmazon Web Services+28 | — | 2 patents Dynamic cloud resource management and auto‑scaling based on workload revision awareness | 1 launch |
| 42 | RapidFort Cloud based platform offering patch management solutions 50News top 30%Funding top 35%Moat top 37%Talent top 38% All 10 signals ▾Newstop 30% Fundingtop 35% Moattop 37% Talenttop 38% Techtop 40% Innovationtop 41% Patentstop 43% Growthtop 45% Globalbottom 37% Marketbottom 35% News: 4 BI events in 12 mo (of 6 tracked, 3 types) · Top themes: Funding, Capital raise Funding: Raised $9.4M across 2 rounds · 2 rounds over 4 yrs (0.5/yr) rank vs industry peers · Fliar Intelligence Index 50/100 | $9M | 4 mo ago | 28 | 2020 | Rajeev Thakur Co-Founder & CTO | WebflowApple iCloud MailGoogle Workspace+24 | 4 signals Funding · Capital raise | 11 patents Instrumentation data acquisition and selection technologies for computer hardware systems | 1 award |
| 43 | Earthly Platform offering container continuous integration solution | $9M | 39 mo ago | 28 | 2019 | Vlad Lonescu Founder & CEO | Tailwind CSSAmazon Web ServicesNetlify+17 | — | 2 patents Carbon capture hardware and control systems for CO₂ capture and reuse | — |
| 44 | RAD Security Cloud native threat detection and response solution | $8M | 20 mo ago | — | 2015 | Jimmy Mesta Co-Founder | — | — | — | — |
| 45 | Sidero Provider of Kubernetes platforms and related support and service offerings | $8M | 20 mo ago | 7 | 2019 | Steve Francis CEO | WordPressMySQLPHP+24 | — | 4 patents Enables mesh VPN networking across hybrid and multi-cloud environments. | — |
| 46 | Elotl Cloud native management controller to run enterprise applications | $5M | 10 mo ago | 10 | 2017 | Madhuri Yechuri Founder & CEO | — | — | — | 1 partnership |
| 47 | Edera AI-based platform offering security and survillance technology | $5M | 16 mo ago | — | 2024 | Ariadne Conill Founder & Distinguished Engineer | WebflowApple iCloud MailGoogle Workspace+15 | — | — | — |
| 48 | Depot Platform offering container image development software | $4M | 3 mo ago | 8 | 2022 | Jacob Gillespie Co-Founder & CTO | SentryNode.jsRadix UI+15 | — | — | 2 launchs |
| 49 | Nirmata Cloud based kubernetes security platform | $4M | 16 mo ago | 8 | 2013 | Ritesh Patel Co-founder and VP Products | WordPress Block EditorwpBakeryWordPress+29 | — | 2 patents Optimizing performance tuning for microservices-based cloud applications | — |
| 50 | Atym Container based application development and deployment platform | $4M | 6 mo ago | — | 2023 | Jason Shepherd Chief Executive Officer | WixSentryBootstrap+17 | — | 2 patents Optimizing container image translation and validation for resource‑constrained embedded systems | 1 launch |
Top 12 Docker Ecosystem companies in United States
#1
Series D · Kirkland, Washington · founded 2021 · 77 employees$256Mraised▾
Provider of hardened container images, language libraries, and virtual machine images. It focuses on delivering secure open source software through continuously rebuilding from source in secure environments with end-to-end integrity. The company offers minimal, customizable, zero-CVE container images with a SLA for CVE remediation, malware-resistant language libraries to protect against supply chain attacks and minimal, zero-CVE VM images purpose-built to serve as container hosts and optimized for cloud environments. It assembles, hardens, and distributes secure artifacts daily.
- Oct 2025Conventional Debt$280M
- Apr 2025Series D$356M
- Jul 2024Series C$140M
- Nov 2023Series B$61M
#2
Cast AI 🦄Series C · Miami, Florida · founded 2019 · 16 employees$78.5Mraised▾
Provider of a platform for Kubernetes automation and cost optimisation. The platform offers application performance automation, infrastructure optimisation, and workload rightsizing. It provides real-time visibility into resource utilisation and application performance. The platform also includes self-healing operations and automates spot instance management across cloud environments.
- Jan 2026Series C—
- Sep 2025Series C—
- Apr 2025Series C$108M
- Mar 2025Series C$71.5M
#3
Series C · New York City, New York · founded 2022$21.5Mraised▾
Provider of automated Kubernetes resource optimization platform for cloud infrastructure. The platform automatically rightsizes CPU and memory resources in real-time, based on workload behavior and cluster conditions. It dynamically manages replica counts and optimizes instance selection while eliminating waste across clusters. The platform also provides real-time visibility into models and GPUs to detect issues and optimize performance.
- Mar 2026Series C$130M
- Nov 2024Series B$58M
- Dec 2023Series A$15M
- Seed$6.5M
#4
Series A · Wilmington, Delaware · founded 2020 · 6 employees$23Mraised▾
Workfloe acceleration and docker development platform. It provides a platform that offers compute and development-supporting services to fast-moving software engineering teams. It provides a development-focused compute platform that accelerates the development workflow of teams.
- Mar 2026Series A$23M
- 2021Seed—
#5
Series A · Sunnyvale, California · founded 2020 · 28 employees$9.4Mraised▾
Cloud based platform offering patch management solutions. It provides a release management platform that offers solutions for securing and optimizing the cloud by eliminating vulnerabilities and managing patch management backlogs. It offers a solution that integrates seamlessly into existing workflows, targeting both development and security teams. The platform is available on the subscription based pricing model.
- Feb 2026Series A$42M
- Mar 2022Seed$9.4M
#6
Series A · Beaverton, Oregon · founded 2022 · 8 employees$4.2Mraised▾
Platform offering container image development software. It enables users to build real-time ARM containers. It allows users to download the generated image or push it to the registry.
- Mar 2026Series A$10M
- Aug 2024Seed$4.1M
- 2023Seed$500K
#7
Series A · Austin, Texas · founded 2023$3.7Mraised▾
Container based application development and deployment platform. It allows users to build and deploy applications for edge devices. It allows users to build embedded solutions in real time. The platform enables users to build software and embed AI into connected products.
- Dec 2025Conventional Debt$350K
- Aug 2024Series A$3.7M
#8
Series C · San Jose, California · founded 2019 · 144 employees$67.5Mraised▾
Provider of Kubernetes management platform simplifying multi-cluster deployment from edge to cloud. The platform empowers businesses to deploy and manage Kubernetes clusters effortlessly. It maintains the freedom to build a Kubernetes stack for various environments. The platform offers integrations with projects, allowing users to build Kubernetes stacks.
- Nov 2024Series C$75M
- Sep 2023Series C—
- Mar 2022Series B$40M
- Jul 2021Series A$20M
#9
Seed · San Francisco, California · founded 2017 · 10 employees$5Mraised▾
Cloud native management controller to run enterprise applications. It provides Nodeless Kubernetes, which allows users to run applications on a public cloud in a secure, cost effective, and cloud agnostic manner, eliminating the process of managing servers and clusters.
- Aug 2025Seed—
- Nov 2021Seed$5M
#10
Seed · New York City, New York · founded 2021 · 4637 employees$10.1Mraised▾
Cloud based Kubernetes application deployment platform. It enables users to deploy applications and software on Kubernetes. The platform provides solutions to manage the Kubernetes clusters in real-time. It enables users to define the kubernetes applications and develop deployment pipelines.
- Mar 2025Seed$6M
- Sep 2024Seed$4.1M
- Mar 2022Seed$6M
#11
Series E · Burlington, Massachusetts · founded 2015 · 594 employees$325Mraised▾
Cloud security software for businesses. The platform offers cloud native application protection solutions. It helps users to identify vulnerabilities and malware and fix the issues. It helps to identify hidden malware in open source and third party integrations to prevent attacks on container applications. Features include cloud workload protection, cloud security posture management, risk scanning, and more.
- Jan 2024Series E$60M
- Nov 2021Series E—
- Mar 2021Series E$135M
- May 2020Series D$30M
#12
Lacework 🦄Acquired · San Jose, California · founded 2015 · 1174 employees$1.9Braised▾
AI powered cloud security posture management solution. It provides a cloud workload security solution to monitor and secure cloud infrastructure. It creates a temporal baseline of cloud operations to detect and investigate breaches, cyberattacks, and insider threats. It uses insider tracking technology to expose the user intention behind every command.
- Feb 2022Series D—
- Nov 2021Series D$1.3B
- Jan 2021Series D$525M
- Sep 2019Series C$42M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Docker Ecosystem coverage by sub-theme.
Regulatory-risk over time flat
Funding & growth over time
funding rising · growth flat
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.