# What does EnerSys (United Kingdom) use? EnerSys (United Kingdom) (enersys.com) shows public evidence of 28 tools, according to runsonwhat (last checked 2026-10-20). - Industry: Electrical/electronic Manufacturing - Size: 5,001–10,000 employees - Based in: Reading, United Kingdom - Founded: 1999 - LinkedIn: https://www.linkedin.com/company/enersys ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Website code | | | [CSC](https://www.runsonwhat.com/reverse/csc-domains) | DNS | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [Okta](https://www.runsonwhat.com/reverse/okta) | Auth & Identity | Custom domain, Website config | 2018-10 | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Optimizely](https://www.runsonwhat.com/reverse/optimizely) | Flags & Experiments | Custom domain | | | [Azure Monitor](https://www.runsonwhat.com/reverse/azure-monitor) | Analytics | Website code | | | [Usabilla](https://www.runsonwhat.com/reverse/usabilla) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Email records, Website code | | | [Pardot](https://www.runsonwhat.com/reverse/pardot) | Marketing | Custom domain, DNS verification records, Email records, Website code | 2021-10 | | [ActiveCampaign](https://www.runsonwhat.com/reverse/activecampaign) | Marketing | Email records | | | [Formstack](https://www.runsonwhat.com/reverse/formstack) | Marketing | DNS verification records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | | [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [KnowBe4](https://www.runsonwhat.com/reverse/knowbe4) | Security & Compliance | DNS verification records | | | [Webex](https://www.runsonwhat.com/reverse/webex) | Collaboration | DNS verification records | | | [Autodesk](https://www.runsonwhat.com/reverse/autodesk) | Collaboration | DNS verification records | | | [SAP SuccessFactors](https://www.runsonwhat.com/reverse/sap-successfactors) | People & HR | Custom domain, Email records | 2018-05 | | [Trellix Email Security](https://www.runsonwhat.com/reverse/trellix-email) | Security & Compliance | Email records | | ## FAQ ### What tools does EnerSys (United Kingdom) use? As of October 2026, runsonwhat has found 28 tools at EnerSys (United Kingdom) (enersys.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Microsoft Azure. Application: Anthropic, OpenAI and Okta. Data & Observability: Google Tag Manager, Optimizely and Azure Monitor. Go-to-market: Salesforce, Pardot and ActiveCampaign. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 20, 2026. ### What cloud does EnerSys (United Kingdom) run on? EnerSys (United Kingdom) uses Amazon Web Services for hosting and cloud infrastructure, alongside Microsoft Azure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on enersys.com. Amazon Web Services is used by 145,604 companies runsonwhat tracks. ### What CRM does EnerSys (United Kingdom) use? EnerSys (United Kingdom) uses Salesforce for its CRM, according to runsonwhat (October 2026). runsonwhat found Salesforce through email records that authorize Salesforce and code on enersys.com. Salesforce is used by 34,023 companies runsonwhat tracks. ### What email provider does EnerSys (United Kingdom) use? EnerSys (United Kingdom) uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 710,116 companies runsonwhat tracks. ### What analytics tools does EnerSys (United Kingdom) use? EnerSys (United Kingdom) uses Google Tag Manager for analytics, alongside Azure Monitor and Usabilla, according to runsonwhat (October 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on enersys.com. Google Tag Manager is used by 501,463 companies runsonwhat tracks. ### What marketing software does EnerSys (United Kingdom) use? EnerSys (United Kingdom) uses Pardot for marketing, alongside ActiveCampaign and Formstack, according to runsonwhat (October 2026). runsonwhat found Pardot through a subdomain that points at Pardot and a DNS verification record, and EnerSys (United Kingdom) has used it since at least October 2021. Pardot is used by 20,284 companies runsonwhat tracks. ### How long has EnerSys (United Kingdom) used SAP SuccessFactors? EnerSys (United Kingdom) has used SAP SuccessFactors since at least May 2018, going by the first public certificate of the enersys.com subdomain that points at SAP SuccessFactors. Other long-running tools at EnerSys (United Kingdom) include Okta (since October 2018) and Pardot (since October 2021). ### Does EnerSys (United Kingdom) use Cloudflare? Yes. runsonwhat found Cloudflare at EnerSys (United Kingdom) through Cloudflare code on enersys.com. Cloudflare is a CDN & Edge tool used by 702,398 companies runsonwhat tracks. ### Does EnerSys (United Kingdom) use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at EnerSys (United Kingdom); Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so EnerSys (United Kingdom) may use more AI tools than these. ### Which companies have a tech stack similar to EnerSys (United Kingdom)'s? The companies with the stacks most like EnerSys (United Kingdom)'s are Resideo, Adi | Snap One, Informatica from Salesforce and Consumers Energy, according to runsonwhat (October 2026). Each shares 9 to 15 tools with EnerSys (United Kingdom), and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what EnerSys (United Kingdom) uses? runsonwhat reads public records only. Of the 28 tools at EnerSys (United Kingdom), 11 were found through DNS records, 7 through code on enersys.com, 6 through email records and 4 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and enersys.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/enersys.com (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.