> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/company/abacus/ # Abacus A information technology and services organization with 25,000 to 50,000 employees. Where it sits among its peers, the technology it runs and how to reach its people. By Enrich.chat Editorial. Updated October 21, 2026. **Short answer:** Abacus (abacus-global.com) is an information technology and services organization with 25,000 to 50,000 employees. Its public technology footprint includes Microsoft 365, Microsoft Outlook, Facebook Login and HubSpot. ## How big is Abacus? Abacus has 25,000 to 50,000 employees. Among the software and technology services companies on this site it sits in the larger half. Each dot in the figure is one of its peers, placed by size; the orange dot is Abacus. **Figure: Where Abacus sits among software and technology services companies.** A strip of dots, one for each of 120 peers in information technology and services, spread from 2,000 to 2,000,000 employees on a log scale. Abacus is highlighted and falls in the 25,000 to 50,000 employees range in the larger half. *Peers in information technology and services placed by employee count on a log scale. Sizes are rounded ranges from public profiles.* Headcount on public company profiles is rounded and moves as a company hires, so use the range as a guide, not as a payroll figure. ## Where is Abacus headquartered? Abacus is headquartered in London, United Kingdom. [More software and technology services companies in the United Kingdom](https://enrich.chat/companies-in/united-kingdom/information-technology-and-services/)[Companies in the United Kingdom](https://enrich.chat/companies-in/united-kingdom/) ## What industry is Abacus in? Abacus works in [information technology and services](https://enrich.chat/industries/information-technology-and-services/). This group covers software developers, IT consultancies, managed service providers and other firms that build, run and support technology systems. Similar organizations on this site: [Booking Holdings (NASDAQ: BKNG)](https://enrich.chat/company/booking-holdings-nasdaq-bkng/), [IGT Solutions](https://enrich.chat/company/igt-solutions/), [LTI - Larsen & Toubro Infotech](https://enrich.chat/company/lti-larsen-and-toubro-infotech/), [SS&C Technologies Holdings](https://enrich.chat/company/ssandc-technologies-holdings/), [Workday](https://enrich.chat/company/workday/) and [LinkedIn](https://enrich.chat/company/linkedin/). ## What technology does Abacus use? We detect 14 tools on Abacus's public footprint across 10 categories, for example HubSpot for marketing automation and crm, SAP SuccessFactors for hr and recruiting and Facebook Login for identity and authentication. The figure counts the tools in each category; the groups below name them and link to the companies that use each one. **Figure: Tools detected at Abacus, by category.** A bar chart of how many tools were detected at Abacus in each category: Email and productivity 2, CDN and security 2, Advertising and retargeting 2, Marketing automation and CRM 1, HR and recruiting 1, Identity and authentication 1, Analytics and tracking 1. *Tools detected on the public footprint of Abacus, by category.* ### Marketing automation and CRM [HubSpot](https://enrich.chat/companies-using/hubspot/) ### HR and recruiting [SAP SuccessFactors](https://enrich.chat/companies-using/successfactors/) ### Identity and authentication [Facebook Login](https://enrich.chat/companies-using/facebook-login/) ### Email and productivity [Microsoft 365](https://enrich.chat/companies-using/microsoft-365/)[Microsoft Outlook](https://enrich.chat/companies-using/microsoft-outlook/) ### CDN and security [Cloudflare](https://enrich.chat/companies-using/cloudflare/)[easyDNS](https://enrich.chat/companies-using/easydns/) ### Analytics and tracking [Google Tag Manager](https://enrich.chat/companies-using/google-tag-manager/) ### Advertising and retargeting [Facebook Custom Audiences](https://enrich.chat/companies-using/facebook-custom-audiences/)[LinkedIn Marketing Solutions](https://enrich.chat/companies-using/linkedin-marketing-solutions/) ### Video and media [iTunes](https://enrich.chat/companies-using/itunes/) ### Social and widgets [Facebook Widget](https://enrich.chat/companies-using/facebook-widget/) Tools change as companies adopt and drop them. Check a single company at any time with the free [tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/). ## How do I find the right people at Abacus? Start from the website, abacus-global.com. Enter it in the free email finder with a name, or ask your AI agent for the people in the roles you sell to, such as CTOs, CIOs and heads of engineering. ```text Use www.enrich.chat to find the CTOs, CIOs and heads of engineering at abacus-global.com, with titles and verified work emails ``` Staff addresses follow a known pattern: see the [Abacus email format](https://enrich.chat/email-format/abacus/). ## Which other companies use the same tools? See who else runs the tools Abacus uses: [Microsoft 365](https://enrich.chat/companies-using/microsoft-365/)[Microsoft Outlook](https://enrich.chat/companies-using/microsoft-outlook/)[Facebook Login](https://enrich.chat/companies-using/facebook-login/)[Facebook Widget](https://enrich.chat/companies-using/facebook-widget/)[Facebook Custom Audiences](https://enrich.chat/companies-using/facebook-custom-audiences/)[LinkedIn Marketing Solutions](https://enrich.chat/companies-using/linkedin-marketing-solutions/) ## Frequently asked questions ### How many employees does Abacus have? Abacus is in the 25,000 to 50,000 employees range on its public company profile. Headcounts are rounded and change as companies hire, so treat the range as a guide. ### What industry is Abacus in? Abacus works in information technology and services. This group covers software developers, IT consultancies, managed service providers and other firms that build, run and support technology systems. ### What technology does Abacus use? Tools detected on its public footprint include Microsoft 365, Microsoft Outlook, Facebook Login and HubSpot, across 10 categories. A detected tool shows it was seen, not what Abacus pays for it. ### Where is Abacus headquartered? Abacus is headquartered in London, United Kingdom. ### What is the website of Abacus? Abacus's website is abacus-global.com. Staff email usually uses a domain like it, so check the pattern with the free email format finder before you write to anyone. ## Try this prompt Find people at Abacus ```text Use www.enrich.chat to find the CTOs, CIOs and heads of engineering at abacus-global.com, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Booking Holdings (NASDAQ: BKNG)](https://enrich.chat/company/booking-holdings-nasdaq-bkng/) - [IGT Solutions](https://enrich.chat/company/igt-solutions/) - [LTI - Larsen & Toubro Infotech](https://enrich.chat/company/lti-larsen-and-toubro-infotech/) - [SS&C Technologies Holdings](https://enrich.chat/company/ssandc-technologies-holdings/) - [Workday](https://enrich.chat/company/workday/) - [LinkedIn](https://enrich.chat/company/linkedin/) - [Persistent Systems](https://enrich.chat/company/persistent-systems/) - [Zoho](https://enrich.chat/company/zoho/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)