# What does CircleBlack use? CircleBlack (circleblack.com) shows public evidence of 32 tools, according to runsonwhat (last checked 2026-10-31). - Industry: Financial Services - Size: 11–50 employees - Based in: Boston, United States - Founded: 2013 - LinkedIn: https://www.linkedin.com/company/5208945 ## 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 | Custom domain | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | Website code | | | [Pantheon](https://www.runsonwhat.com/reverse/pantheon) | Hosting & Cloud | Website code | | ## 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 | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | ## 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Rank Math](https://www.runsonwhat.com/reverse/rankmath) | Website & CMS | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records | | | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Email records | | | [Pardot](https://www.runsonwhat.com/reverse/pardot) | Marketing | Email records, Website code | | | [ClickCease](https://www.runsonwhat.com/reverse/clickcease) | Ads & Pixels | 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 | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code | | | [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 | | | [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records | | | [Secureframe](https://www.runsonwhat.com/reverse/secureframe) | Security & Compliance | Custom domain | 2024-08 | ## FAQ ### What tools does CircleBlack use? As of November 2026, runsonwhat has found 32 tools at CircleBlack (circleblack.com) in public records. Edge & Hosting: Cloudflare, GoDaddy and Amazon Web Services. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Microsoft 365, Google Workspace and reCAPTCHA. Last checked October 31, 2026. ### What cloud does CircleBlack run on? CircleBlack uses Amazon Web Services for hosting and cloud infrastructure, alongside Pantheon, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on circleblack.com. Amazon Web Services is used by 146,844 companies runsonwhat tracks. ### What CRM does CircleBlack use? CircleBlack uses Salesforce for its CRM, according to runsonwhat (November 2026). runsonwhat found Salesforce through email records that authorize Salesforce. Salesforce is used by 34,625 companies runsonwhat tracks. ### What email provider does CircleBlack use? CircleBlack uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 720,775 companies runsonwhat tracks. ### What does CircleBlack use for customer support? CircleBlack uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 42,973 companies runsonwhat tracks. ### What analytics tools does CircleBlack use? CircleBlack uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on circleblack.com. Google Analytics is used by 906,069 companies runsonwhat tracks. ### How long has CircleBlack used Secureframe? CircleBlack has used Secureframe since at least August 2024, going by the first public certificate of the circleblack.com subdomain that points at Secureframe. ### Does CircleBlack use jQuery? Yes. runsonwhat found jQuery at CircleBlack through jQuery code on circleblack.com. jQuery is a Frontend tool used by 929,879 companies runsonwhat tracks. ### Which companies have a tech stack similar to CircleBlack's? The companies with the stacks most like CircleBlack's are Modopayments, Butterfly.ai (an Engagedly Company), Eolas Medical and YardView, according to runsonwhat (November 2026). Each shares 9 to 13 tools with CircleBlack, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what CircleBlack uses? runsonwhat reads public records only. Of the 32 tools at CircleBlack, 19 were found through code on circleblack.com, 6 through DNS records, 5 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and circleblack.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/circleblack.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.