runsonwhat

Marex's tech stack

What does Marex use?

Marex (otcexgroup.com) uses at least 17 tools we can see from public records, including Hotjar for analytics, BrightEdge for marketing, OneTrust for security and Anthropic for AI. Marex started using Anthropic in Nov 2026. Last checked .

Industry
Financial Services
Size
201–1,000 employees
Based in
Paris, France
LinkedIn
Company page
Re-check liveVisit otcexgroup.com
Tools found
17
Categories
10
Layers
5 of 5
Changes seen
2

Marex's stack, layer by layer

Of 17 tools, 9 came from website code, 5 from DNS verification records, 1 from custom domain and 2 from other records. 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

Hosting & Cloud

DNS

Application

4 tools, what the product is built with

Frontend

AI

Data & Observability

3 tools, what they measure and store

Analytics

Go-to-market

3 tools, how they find and keep customers

Marketing

Ads & Pixels

Company Ops

5 tools, what the team runs on day to day

Workspace

Dev Tools

Security & Compliance

What changed at Marex

Recent starts and stops

  1. StartedAnthropic
  2. StartedOpenAI

Companies like Marex also use

Tools common among companies with a similar stack that we haven't found at Marex.

Companies with a stack like Marex's

Ranked by shared tools, with rare tools counting more.

More Financial Services companies

Other Financial Services companies we've checked.

Marex tech stack FAQ

What tools does Marex use?

As of November 2026, runsonwhat has found 17 tools at Marex (otcexgroup.com) in public records. Edge & Hosting: Amazon Web Services and Amazon Route 53. Application: jQuery, Anthropic and Next.js. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads, LinkedIn Insight Tag and BrightEdge. Company Ops: Microsoft 365, Atlassian and OneTrust. Last checked November 8, 2026.

What cloud does Marex run on?

Marex 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 and code on otcexgroup.com. Amazon Web Services is used by 147,494 companies runsonwhat tracks.

What email provider does Marex use?

Marex 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 734,195 companies runsonwhat tracks.

What analytics tools does Marex use?

Marex 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 otcexgroup.com. Google Analytics is used by 903,938 companies runsonwhat tracks.

What marketing software does Marex use?

Marex uses BrightEdge for marketing, according to runsonwhat (November 2026). runsonwhat found BrightEdge through BrightEdge code on otcexgroup.com. BrightEdge is used by 1,133 companies runsonwhat tracks.

Does Marex use jQuery?

Yes. runsonwhat found jQuery at Marex through jQuery code on otcexgroup.com. jQuery is a Frontend tool used by 927,211 companies runsonwhat tracks.

Does Marex use AI tools?

Yes. runsonwhat has found Anthropic and OpenAI at Marex; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Marex may use more AI tools than these.

Has Marex changed tools recently?

Yes. On runsonwhat's rechecks, Marex started using Anthropic and OpenAI (latest on November 8, 2026). A change counts only between two checks of otcexgroup.com done the same way.

Which companies have a tech stack similar to Marex's?

The companies with the stacks most like Marex's are Avant Finance, GNY Insurance |, Graeter's Ice Cream and Wayne State College, according to runsonwhat (November 2026). Each shares 6 to 10 tools with Marex, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what Marex uses?

runsonwhat reads public records only. Of the 17 tools at Marex, 9 were found through code on otcexgroup.com, 6 through DNS records, 1 through subdomains that point at the vendor and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and otcexgroup.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.