# What does Harper use? Harper (harperconcierge.com) shows public evidence of 25 tools, according to runsonwhat (last checked 2026-11-14). - Industry: Apparel & Fashion - Size: 51–200 employees - Based in: London, United Kingdom - Founded: 2017 - LinkedIn: https://www.linkedin.com/company/harperconcierge ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Custom domain | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2022-06 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Lottie](https://www.runsonwhat.com/reverse/lottie) | Media & UI | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Website code | | | [MongoDB Atlas](https://www.runsonwhat.com/reverse/mongodb) | Backend & Database | DNS verification records | | | [WorkOS](https://www.runsonwhat.com/reverse/workos) | Auth & Identity | Custom domain | 2025-12 | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | | [Better Stack](https://www.runsonwhat.com/reverse/betterstack) | Monitoring | Custom domain | 2026-04 | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records, Website code | | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Custom domain, DNS verification records, Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Cloudflare Turnstile](https://www.runsonwhat.com/reverse/turnstile) | Security & Compliance | Website code | | | [Teamtailor](https://www.runsonwhat.com/reverse/teamtailor) | People & HR | Custom domain | | ## FAQ ### What tools does Harper use? As of November 2026, runsonwhat has found 25 tools at Harper (harperconcierge.com) in public records. Edge & Hosting: Cloudflare, GoDaddy and Amazon Web Services. Application: jQuery, Google Fonts and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads, LinkedIn Insight Tag and Mailchimp. Company Ops: Microsoft 365, Google Workspace and Cloudflare Turnstile. Last checked November 14, 2026. ### What cloud does Harper run on? Harper uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services. Amazon Web Services is used by 147,730 companies runsonwhat tracks. ### What CRM does Harper use? Harper uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on harperconcierge.com. HubSpot is used by 98,253 companies runsonwhat tracks. ### What email provider does Harper use? Harper uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 739,069 companies runsonwhat tracks. ### What payment provider does Harper use? Harper uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on harperconcierge.com. Stripe is used by 31,536 companies runsonwhat tracks. ### What analytics tools does Harper use? Harper uses Google Analytics for analytics, alongside Google Tag Manager and Hotjar, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on harperconcierge.com. Google Analytics is used by 904,900 companies runsonwhat tracks. ### How long has Harper used Amazon CloudFront? Harper has used Amazon CloudFront since at least June 2022, going by the first public certificate of the harperconcierge.com subdomain that points at Amazon CloudFront. Other long-running tools at Harper include WorkOS (since December 2025) and Better Stack (since April 2026). ### Does Harper use jQuery? Yes. runsonwhat found jQuery at Harper through jQuery code on harperconcierge.com. jQuery is a Frontend tool used by 927,877 companies runsonwhat tracks. ### Does Harper use AI tools? Yes. runsonwhat has found Anthropic at Harper; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Harper may use more AI tools than these. ### Which companies have a tech stack similar to Harper's? The companies with the stacks most like Harper's are Axios HQ, Mercor, Kurrent and Eltropy, according to runsonwhat (November 2026). Each shares 6 to 13 tools with Harper, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Harper uses? runsonwhat reads public records only. Of the 25 tools at Harper, 11 were found through code on harperconcierge.com, 6 through DNS records, 6 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and harperconcierge.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/harperconcierge.com (updated November 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.