> 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/astellas-pharma/ # Astellas Pharma A pharmaceuticals organization with 10,000 to 25,000 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:** Astellas Pharma (astellas.com) is a pharmaceuticals organization with 10,000 to 25,000 employees. Its public technology footprint includes Microsoft 365, Microsoft Azure Hosting, Microsoft Application Insights and Freshdesk. ## How big is Astellas Pharma? Astellas Pharma has 10,000 to 25,000 employees. Among the pharmaceutical 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 Astellas Pharma. **Figure: Where Astellas Pharma sits among pharmaceutical companies.** A strip of dots, one for each of 120 peers in pharmaceuticals, spread from 2,000 to 2,000,000 employees on a log scale. Astellas Pharma is highlighted and falls in the 10,000 to 25,000 employees range in the larger half. *Peers in pharmaceuticals 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 Astellas Pharma headquartered? Astellas Pharma is headquartered in Chuo City, Japan. [Companies in Japan](https://enrich.chat/companies-in/japan/) ## What industry is Astellas Pharma in? Astellas Pharma works in [pharmaceuticals](https://enrich.chat/industries/pharmaceuticals/). This group covers companies that discover, develop, manufacture and market prescription and over-the-counter medicines. Similar organizations on this site: [Gerresheimer](https://enrich.chat/company/gerresheimer/), [Krka](https://enrich.chat/company/krka/), [Ranbaxy](https://enrich.chat/company/ranbaxy/), [Alembic Pharmaceuticals](https://enrich.chat/company/alembic-pharmaceuticals/), [Bausch + Lomb](https://enrich.chat/company/bausch-lomb/) and [Ipca Laboratories](https://enrich.chat/company/ipca-laboratories/). ## What technology does Astellas Pharma use? We detect 11 tools on Astellas Pharma's public footprint across 9 categories, for example Demandbase for marketing automation and crm, Microsoft Azure Hosting for cloud and hosting and Freshdesk for customer support and chat. 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 Astellas Pharma, by category.** A bar chart of how many tools were detected at Astellas Pharma in each category: CDN and security 3, Marketing automation and CRM 1, Cloud and hosting 1, Customer support and chat 1, Data and observability 1, Email and productivity 1, Website platforms and CMS 1. *Tools detected on the public footprint of Astellas Pharma, by category.* ### Marketing automation and CRM [Demandbase](https://enrich.chat/companies-using/demandbase/) ### Cloud and hosting [Microsoft Azure Hosting](https://enrich.chat/companies-using/microsoft-azure-hosting/) ### Customer support and chat [Freshdesk](https://enrich.chat/companies-using/freshdesk/) ### Data and observability [Microsoft Application Insights](https://enrich.chat/companies-using/microsoft-application-insights/) ### Email and productivity [Microsoft 365](https://enrich.chat/companies-using/microsoft-365/) ### CDN and security [Cloudflare](https://enrich.chat/companies-using/cloudflare/)[Akamai DNS](https://enrich.chat/companies-using/akamai-dns/)[Cloudflare CDN](https://enrich.chat/companies-using/cloudflare-cdn/) ### Website platforms and CMS [Drupal](https://enrich.chat/companies-using/drupal/) ### Frameworks and libraries [Create React App](https://enrich.chat/companies-using/create-react-app/) 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 Astellas Pharma? Start from the website, astellas.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 heads of commercial operations, regulatory leaders and CIOs. ```text Use www.enrich.chat to find the heads of commercial operations, regulatory leaders and CIOs at astellas.com, with titles and verified work emails ``` Staff addresses follow a known pattern: see the [Astellas Pharma email format](https://enrich.chat/email-format/astellas-pharma/). ## Which other companies use the same tools? See who else runs the tools Astellas Pharma uses: [Microsoft 365](https://enrich.chat/companies-using/microsoft-365/)[Cloudflare](https://enrich.chat/companies-using/cloudflare/)[Drupal](https://enrich.chat/companies-using/drupal/)[Microsoft Azure Hosting](https://enrich.chat/companies-using/microsoft-azure-hosting/)[Akamai DNS](https://enrich.chat/companies-using/akamai-dns/)[Microsoft Application Insights](https://enrich.chat/companies-using/microsoft-application-insights/) ## Frequently asked questions ### How many employees does Astellas Pharma have? Astellas Pharma is in the 10,000 to 25,000 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 Astellas Pharma in? Astellas Pharma works in pharmaceuticals. This group covers companies that discover, develop, manufacture and market prescription and over-the-counter medicines. ### What technology does Astellas Pharma use? Tools detected on its public footprint include Microsoft 365, Microsoft Azure Hosting, Microsoft Application Insights and Freshdesk, across 9 categories. A detected tool shows it was seen, not what Astellas Pharma pays for it. ### Where is Astellas Pharma headquartered? Astellas Pharma is headquartered in Chuo City, Japan. ### What is the website of Astellas Pharma? Astellas Pharma's website is astellas.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 Astellas Pharma ```text Use www.enrich.chat to find the heads of commercial operations, regulatory leaders and CIOs at astellas.com, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Gerresheimer](https://enrich.chat/company/gerresheimer/) - [Krka](https://enrich.chat/company/krka/) - [Ranbaxy](https://enrich.chat/company/ranbaxy/) - [Alembic Pharmaceuticals](https://enrich.chat/company/alembic-pharmaceuticals/) - [Bausch + Lomb](https://enrich.chat/company/bausch-lomb/) - [Ipca Laboratories](https://enrich.chat/company/ipca-laboratories/) - [Omnicare, a CVS Health](https://enrich.chat/company/omnicare-a-cvs-health/) - [Ajanta Pharma](https://enrich.chat/company/ajanta-pharma/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)