| # | Company | Employees |
|---|---|---|
| 1 |
Publicis Sapientpublicissapient.com
A digital business transformation partner, specializing in strategy, product, experience, engineering, data, and delivering impactful solutions to global organizations |
24,251 |
| 2 |
Toastpos.toasttab.com
Toast empowers restaurants with cloud-based software and hardware to streamline operations, drive revenue, and enhance guest experience through POS, marketing, and HR solutions |
7,762 |
| 3 |
Dynatracedynatrace.com
This company specializes in providing a platform that unifies observability, business, and security data with AI-driven analytics and automation to optimize cloud operations and ensure flawless digital experiences |
6,090 |
| 4 |
Veolia | North Americaveolianorthamerica.com
Provides resource management solutions including water decontamination, toxic waste handling, fossil fuel alternatives, wastewater reuse, and battery recycling for cities and industries. |
5,812 |
| 5 |
Aquentaquent.com
Global work solutions company providing talent, technology, and services for businesses through recruiting, creative strategy, project management, and more |
4,071 |
| 6 |
Sapientlinkedin.com
Global digital business transformation partner formed from a merger of legendary brands in 2019, previously known by a different name Join our LinkedIn community! |
3,549 |
| 7 |
Rapid7rapid7.com
Global leader in AI-powered managed cybersecurity operations, advancing organizations' cyber resilience through integrating security data, AI, and threat intelligence to reduce risk and disrupt attackers. |
3,268 |
| 8 |
Klaviyoklaviyo.com
Unified customer platform empowering brands with ownership of consumer data to automate personalized email/SMS communications, foster customer relationships, and drive growth |
2,902 |
| 9 |
Semrushsemrush.com
A leading online visibility management platform offering a suite of marketing tools to help companies improve their online presence and results |
2,357 |
| 10 |
OutSystemsoutsystems.com
Provides an AI development platform for enterprises to rapidly build custom applications and AI agents while modernizing legacy core business systems. |
2,228 |
| 11 |
UST HealthProofusthealthproof.com
The company provides core administrative solutions for health plans, focusing on scalability, cost-effectiveness, integration, and consumer-centricity to reduce administrative costs |
2,054 |
| 12 | 2,033 | |
| 13 | 2,011 | |
| 14 | 1,916 | |
| 15 | 1,775 | |
| 16 | 1,557 | |
| 17 | 1,502 | |
| 18 |
Mendixmendix.com
Leading enterprise low-code platform for rapid application development, converting spreadsheets to apps, modernizing core systems, and building an organization-wide app portfolio. |
1,400 |
| 19 | 1,274 | |
| 20 |
Creatiocreatio.com
Provides an AI-native, no-code platform for CRM and workflow automation, enhancing customer and employee experiences and boosting team efficiency. |
1,158 |
| 21 |
LogMeInlogmein.com
It provides remote work solutions, enabling businesses and individuals to work effectively from anywhere, with a strong portfolio of trusted products. |
994 |
| 22 |
Motionalmotional.com
Innovating driverless technology to create safe, reliable, and accessible vehicles through a joint venture between Aptiv and Hyundai Motor Group |
970 |
| 23 |
DemandSciencedemandscience.com
Provides global buyer intelligence and predictive insights to align sales and marketing with qualified audiences for B2B companies. |
967 |
| 24 | 933 | |
| 25 |
DataRobotdatarobot.com
Value-driven AI company accelerating AI impact with innovative AI lifecycle platform for organizations to build, operate, and govern AI landscapes confidently |
881 |
| 26 | 840 | |
| 27 |
Quickbasequickbase.com
This company helps teams manage complex projects by connecting systems, automating workflows, and ensuring the right information is accessible to the right people |
810 |
| 28 |
SapientNitrolinkedin.com
Global digital business transformation partner created in 2019 through a merger of legendary brands, now known as Publicis Sapient Join our community! |
788 |
| 29 |
Anaquaanaqua.com
Provider of integrated IP management technology solutions, combining workflows, big data analytics, and tech-enabled services to inform IP strategy, streamline operations for top companies worldwide |
781 |
| 30 |
Acclaroacclaro.com
Global localization firm offering AI-enabled solutions in 125 languages for brands to succeed across cultures and drive growth internationally Contact for translation services |
777 |
| 31 |
Bitsightbitsight.com
Provides precise insights from extensive cybersecurity data, enabling organizations to identify vulnerabilities, detect threats, and manage risks across their attack surface. |
736 |
| 32 |
inVentiv Health Commercialsyneoshealth.com
A fully integrated biopharmaceutical solutions organization offering expertise, data, and insights to accelerate performance in clinical and commercial sectors globally |
686 |
| 33 |
InvoiceCloud, Inc.invoicecloud.net
Provides digital payment, customer engagement, and outbound disbursement solutions for utilities, government, and insurance industries, enhancing payment adoption and satisfaction. |
608 |
| 34 |
3Play Media3playmedia.com
This company offers captioning, transcription, translation, and video search services to customers in various industries, founded in 2008 by MIT graduates |
599 |
| 35 |
Coralogixcoralogix.com
A modern observability platform specializing in monitoring logs, metrics, trace, and security events, with a focus on operational efficiency and cost reduction |
589 |
| 36 |
smartShiftsmartshift.com
AI-powered solutions for SAP customers focusing on rapid, secure, and optimized custom code migration and modernization, trusted globally. |
586 |
| 37 |
Arcadiaarcadia.io
Transforming healthcare through data insights and actions Providing data platform, analytics tools, and services to improve patient outcomes and optimize operations |
542 |
| 38 | 500 | |
| 39 |
Continuumcontinuum.net
Provides a proactive platform with integrated services for managed service providers, spanning security, backup, and monitoring, to help them grow. |
457 |
| 40 |
Workableworkable.com
Provides an all-in-one HR platform for businesses to source, hire, and manage employees effectively, with AI-powered tools and an applicant tracking system. |
455 |
| 41 |
Ataccamaataccama.com
An international software company specializing in data quality, master data management, data governance, and big data solutions for various industries |
454 |
| 42 |
Dutchiedutchie.com
A technology partner for cannabis retailers, offering solutions for point of sale, payments, ecommerce, insurance, and more to optimize operations and enhance customer experiences |
447 |
| 43 |
Profitero+profitero.com
Global commerce acceleration company providing intelligence-driven solutions for brands to optimize product availability, discoverability, and maximize conversions across 1200+ retailers in 70+ countries |
434 |
| 44 |
Brightcovebrightcove.com
Innovative streaming technology solutions connecting businesses with global audiences on various devices, enabling effective sales, reliable content streaming, and powerful communication |
351 |
| 45 | 312 | |
| 46 |
Zone & Cozoneandco.com
Platform enhancing ERP capabilities for billing, revenue recognition, AP automation, and FP&A reporting, empowering finance teams globally. |
302 |
| 47 |
829 Studios829studios.com
The company provides innovative digital marketing solutions to help businesses grow by delivering tangible results and enhancing their online presence |
297 |
| 48 |
LinkSquareslinksquares.com
It provides AI-powered technology for legal teams to manage contracts and projects efficiently, saving time and money for companies. |
241 |
| 49 |
AtScaleatscale.com
This company enables faster, data-driven decision-making with a semantic layer platform that simplifies and accelerates business intelligence and data science capabilities for enterprise customers |
151 |
| 50 | 140 | |
| 51 | 111 | |
| 52 |
Push Securitypushsecurity.com
Advanced browser security tool providing real-time detection, response, and visibility into user activity, attacker behavior, and browser-level risks. |
102 |
| 53 |
Medisafe庐medisafe.com
Medisafe empowers patients to manage their medication and healthcare journey through advanced technology, personalized guidance, and comprehensive support services |
100 |
| 54 |
Centaur.aicentaur.ai
Data labeling solution for healthcare AI with 50k+ labelers, gamified app for quality control, scalable methodology for high-quality labels in 24 hours |
79 |
| 55 |
Toucantoucantoco.com
Toucan is a customer-facing analytics platform that enables companies to engage through data storytelling, with a user-friendly, no-code approach |
75 |
| 56 |
United Imaging Intelligenceuii-ai.com
A leading international medical AI company founded in 2017, providing innovative solutions for healthcare through AI technology in various medical fields |
70 |
| 57 |
CloudCallcloudcall.com
The company offers a communication system that integrates with CRM to improve productivity, data quality, and capture all conversations for sales and recruitment teams |
69 |
| 58 |
Gutenberg Technologygutenberg-technology.com
This company helps businesses organize and share their knowledge through web and mobile apps for better collaboration and faster execution |
55 |
| 59 |
EAIGLEeaigle.com
An AI platform for supply chain and retail industries, offering solutions for automated vehicle access control, yard monitoring, and warehouse pallet tracking |
42 |
| 60 |
Tessianproofpoint.com
A leading cloud email security platform using machine learning to protect organizations against advanced threats and data loss, while coaching on security awareness |
41 |
| 61 |
CustomersAIcustomers.ai
It provides website visitor identification, B2C and B2B prospecting data, and AI-driven remarketing to enhance customer engagement and growth. |
38 |
| 62 | 20 | |
| 63 |
RevenueBaserevenuebase.ai
Provides continuously updated, reliable company and contact data designed for autonomous systems, supporting B2B sales and AI-driven platforms. |
15 |
| 64 |
Virtua Researchvirtuaresearch.com
A financial services technology company providing industry-leading financial research tools and services through cloud-based solutions, improving workflows for investors and analysts worldwide |
10 |
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How this list is built
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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