Brownstone's tech stack
What does Brownstone use?
Brownstone (bstonegroup.com) uses at least 8 tools we can see from public records, including Microsoft 365 for email and documents, Duda for its website, Cookiebot for security and Anthropic for AI. Last checked .
- Industry
- Construction
- Size
- 11–50 employees
- Based in
- Columbia, United States
- Founded
- 2005
- Company page
- Tools found
- 8
- Categories
- 6
- Layers
- 3 of 5
- Last checked
- Oct 2026
Brownstone'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.
Application
4 tools, what the product is built with
Go-to-market
1 tool, how they find and keep customers
Website & CMS
Company Ops
3 tools, what the team runs on day to day
Workspace
Security & Compliance
Brownstone tech stack FAQ
What tools does Brownstone use?
As of November 2026, runsonwhat has found 8 tools at Brownstone (bstonegroup.com) in public records. Application: jQuery, Font Awesome and Anthropic. Go-to-market: Duda. Company Ops: Microsoft 365, Cookiebot and Check Point Harmony Email. Last checked October 31, 2026.
What email provider does Brownstone use?
Brownstone uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 715,275 companies runsonwhat tracks.
What is Brownstone's website built with?
Brownstone uses Duda for its website, according to runsonwhat (November 2026). runsonwhat found Duda through a subdomain that points at Duda and code on bstonegroup.com. Duda is used by 6,695 companies runsonwhat tracks.
Does Brownstone use jQuery?
Yes. runsonwhat found jQuery at Brownstone through jQuery code on bstonegroup.com. jQuery is a Frontend tool used by 925,567 companies runsonwhat tracks.
Does Brownstone use AI tools?
Yes. runsonwhat has found Anthropic at Brownstone; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Brownstone may use more AI tools than these.
How does runsonwhat know what Brownstone uses?
runsonwhat reads public records only. Of the 8 tools at Brownstone, 3 were found through code on bstonegroup.com, 2 through DNS records, 1 through website configuration files, 1 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 bstonegroup.com 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.