Close Concerns (United States)'s tech stack
What does Close Concerns (United States) use?
Close Concerns (United States) (closeconcerns.com) uses at least 8 tools we can see from public records, including Microsoft 365 for email and documents, Webflow for its website, Mailchimp for marketing and Cloudflare for content delivery. Last checked .
- Based in
- United States
- Founded
- 2002
- Tools found
- 8
- Categories
- 8
- Layers
- 4 of 5
- Last checked
- Oct 2026
Close Concerns (United States)'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
2 tools, where the bytes are served from
CDN & Edge
Application
2 tools, what the product is built with
Frontend
Media & UI
Go-to-market
2 tools, how they find and keep customers
Website & CMS
Marketing
Company Ops
2 tools, what the team runs on day to day
Email Delivery
Workspace
Close Concerns (United States) tech stack FAQ
What tools does Close Concerns (United States) use?
We've found 8 tools at Close Concerns (United States) (closeconcerns.com). Edge & Hosting: Cloudflare and Amazon Route 53. Application: jQuery and GSAP. Go-to-market: Mailchimp and Webflow. Company Ops: Microsoft 365 and Mailchimp Transactional. Last checked October 3, 2026.
What email provider does Close Concerns (United States) use?
Close Concerns (United States) uses Microsoft 365 for email and documents. We found Microsoft 365 through DNS verification records.
What CMS does Close Concerns (United States) use?
Close Concerns (United States) uses Webflow for its website. We found Webflow through custom domain and website code.
What marketing software does Close Concerns (United States) use?
Close Concerns (United States) uses Mailchimp for marketing. We found Mailchimp through email records and website code.
Does Close Concerns (United States) use Microsoft 365?
Yes. We found Microsoft 365 at Close Concerns (United States) through DNS verification records. Microsoft 365 is used by 685,100 companies we track.
How does runsonwhat know what Close Concerns (United States) uses?
We read public traces only: Close Concerns (United States)'s DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website 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.