| # | Company | Employees |
|---|---|---|
| 1 |
The Apache Software Foundationapache.org
Global nonprofit supporting and sustaining open-source software projects, fostering developer communities, and advancing industry standards for public benefit. |
2,474 |
| 2 | 1,861 | |
| 3 |
Magicgetmagic.com
Provides a world-class assistant service designed to help scale business and personal life without limitations. Focus on getting everything done. |
1,852 |
| 4 |
EDBenterprisedb.com
A global provider of enterprise-class software and services for harnessing the power of Postgres, offering high availability, reliability, security, and 24x7 support |
1,534 |
| 5 |
TraceLinktracelink.com
The company specializes in building integrated business ecosystems and supply chain solutions for digitization, leveraging industry intelligence for customer-centric agility |
922 |
| 6 | 768 | |
| 7 |
EvonSysevonsys.com
Industry leaders with decades of experience delivering digital transformation solutions globally, specializing in BPM implementations across various sectors with development centers worldwide |
701 |
| 8 |
Attentive.aiattentive.ai
AI-powered software for landscape management, with end-to-end automation for field service businesses in landscaping, paving, facilities maintenance, and snow removal industries Trusted by over 500 businesses |
697 |
| 9 |
OWASP® Foundationowasp.org
Worldwide free open community improves software security, making application security visible for informed decisions regarding application security risks. |
683 |
| 10 |
Kissflowkissflow.com
Empowering business leaders with a top Work Platform for digital transformation through low-code/no-code technology, trusted globally by enterprises |
504 |
| 11 | 353 | |
| 12 |
Vantacacai.vantaca.com
Leading community management software improving business performance through accounting, management, revenue increase, efficiency, flexibility, and control with proactive reporting and integrations Trusted technology leader |
340 |
| 13 |
AuditBoardauditboard.com
The company provides a modern platform for audit, risk, and compliance professionals to manage today's risk landscape effectively and drive strategic decision-making |
308 |
| 14 |
Devartdevart.com
A database tools and native data access solutions provider with 20+ years of experience, serving thousands of customers worldwide with a focus on innovation and user support |
253 |
| 15 |
Rocket.Chatrocket.chat
This company provides a communication platform for organizations to collaborate securely with full control over data, customizations, and integrations globally |
188 |
| 16 |
RepairDeskrepairdesk.co
Modern repair shop management software for single-store, multi-store, and franchise businesses, with customizable workflow, 40+ integrations, available in 30+ languages, trusted by 2,700+ businesses worldwide |
171 |
| 17 |
Second Frontsecondfront.com
Fast-tracks government access to disruptive SaaS applications for national security missions with the Game Warden DevSecOps platform and secure cloud hosting |
170 |
| 18 |
Securden, Incsecurden.com
A provider of privileged access governance solutions that prevent cyberattacks and insider exploitation, offering control, visibility, and superior access governance |
148 |
| 19 | 113 | |
| 20 |
Kuika Softwarekuika.com
Offers a low-code platform for building and deploying custom business applications, enhancing productivity and enabling digital transformation for organizations. |
94 |
| 21 | 84 | |
| 22 |
RevSure AIrevsure.ai
RevSure offers a full-funnel attribution AI solution for B2B marketing, enhancing pipeline growth and proving marketing ROI with predictive intelligence. |
82 |
| 23 |
Clarifaiclarifai.com
Provides an AI platform to help teams create, manage, and deploy AI workloads for image, video, text, and audio data. |
59 |
| 24 |
Outplayoutplay.ai
It offers an all-in-one sales stack including prospecting, engagement, conversion tools, and conversational intelligence for efficient sales processes. |
54 |
| 25 |
Visdumvisdum.com
Sales compensation software for SaaS businesses. Design and automate sales commission plans for leading sales, RevOps, and finance teams. |
30 |
| 26 |
Treblletreblle.com
An End to End API Platform automating API Lifecycle, offering observability, security, governance, analytics, auto-generated docs, and AI Assistant for easy integration and enterprise scalability |
23 |
| 27 | 20 | |
| 28 |
HelpCrunchhelpcrunch.com
An all-in-one customer communication platform with live chat, chatbots, shared inbox, knowledge base, email marketing, popups, and CRM tools |
18 |
| 29 | 12 | |
| 30 |
mailwarmmailwarm.com
SaaS platform improving email deliverability by enhancing spam scores and sender reputation to increase clients' ROI effectively. |
11 |
| 31 |
Teamfluence™myteamfluence.com
Teamfluence™ is a platform that analyzes and enhances team LinkedIn performance, facilitating collaboration and boosting engagement with customers and prospects |
8 |
| 32 |
Sentimens Research Groupsentimens.com
A company specializing in data-driven transformation, partnering with industry leaders to enhance strategic and operational capabilities through real-time data |
2 |
| 33 |
Connect(x) Healthware LLCconnectxhealthware.com
A healthcare technology company offering web-based EHR solutions with medical imaging, billing, staffing management, and QA tools to streamline medical operations and save money |
2 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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