Circl's tech stack
What does Circl use?
Circl (circl.org) uses at least 12 tools we can see from public records, including Microsoft 365 for email and documents, Salesforce for sales, LiveChat for customer support and Squarespace for its website. Last checked .
- Industry
- Professional Training & Coaching
- Size
- 11–50 employees
- Based in
- London, United Kingdom
- Founded
- 2018
- Company page
- Tools found
- 12
- Categories
- 9
- Layers
- 5 of 5
- Last checked
- Nov 2026
Circl's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
1 tool, where the bytes are served from
DNS
Application
1 tool, what the product is built with
Media & UI
Data & Observability
1 tool, what they measure and store
Monitoring
Go-to-market
5 tools, how they find and keep customers
Website & CMS
Marketing
Sales & CRM
Support & Docs
Company Ops
4 tools, what the team runs on day to day
Security & Compliance
Circl tech stack FAQ
What tools does Circl use?
As of November 2026, runsonwhat has found 12 tools at Circl (circl.org) in public records. Edge & Hosting: GoDaddy. Application: Google Fonts. Data & Observability: Sentry. Go-to-market: Salesforce, Squarespace and LinkedIn. Company Ops: Microsoft 365, Google Workspace and reCAPTCHA. Last checked November 6, 2026.
What CRM does Circl use?
Circl uses Salesforce for its CRM, according to runsonwhat (November 2026). runsonwhat found Salesforce through email records that authorize Salesforce and code on circl.org. Salesforce is used by 34,813 companies runsonwhat tracks.
What email provider does Circl use?
Circl 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 724,363 companies runsonwhat tracks.
What does Circl use for customer support?
Circl uses LiveChat for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found LiveChat through LiveChat code on circl.org. LiveChat is used by 7,395 companies runsonwhat tracks.
What is Circl's website built with?
Circl uses Squarespace for its website, according to runsonwhat (November 2026). runsonwhat found Squarespace through a subdomain that points at Squarespace and DNS records. Squarespace is used by 34,361 companies runsonwhat tracks.
What marketing software does Circl use?
Circl uses LinkedIn for marketing, according to runsonwhat (November 2026). runsonwhat found LinkedIn through a DNS verification record for LinkedIn. LinkedIn is used by 15,000 companies runsonwhat tracks.
Does Circl use Google Fonts?
Yes. runsonwhat found Google Fonts at Circl through Google Fonts code on circl.org. Google Fonts is a Media & UI tool used by 826,112 companies runsonwhat tracks.
How does runsonwhat know what Circl uses?
runsonwhat reads public records only. Of the 12 tools at Circl, 4 were found through DNS records, 4 through code on circl.org, 3 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and circl.org about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.