Ledger

Q: Who is the CTO of Ledger?

Charles Guillemet is the CTO at Ledger. Get verified contact information on StackWho.

Q: Who is the Head of Product of Ledger?

Arnaud Prigent is the Head of Product at Ledger. Get verified contact information on StackWho.

Q: Where is Ledger located?

Ledger is based in Paris, Ile-de-France, France.

Q: What industry is Ledger in?

Ledger operates in the computer & network security industry.

ledger.com

computer & network security

ledger.com

Paris, Ile-de-France, France

501-1000 employees

60258000 revenue

LinkedIn Profile

About Ledger

hardware, smartcard, security, blockchain, bitcoin, cryptocurrency, ethereum, ripple, cybersecurity, enterprise, digital assets, cyber security, internet, information technology, self-custody, ledger live app, cryptographic hardware, securities and commodity contracts intermediation and brokerage, cryptography chips, ledger stax

Ledger's Tech Stack

AI/ML

Decision Makers at Ledger

13 contacts

Charles Guillemet

CTO

c***@ledger.fr Sign up to view

Arnaud Prigent

Head of Product

a***@ledger.fr Sign up to view

Felipe Odoni

Engineering Manager

f***@ledger.fr Sign up to view

Dany Rakotopara

Engineering Manager

d***@ledger.fr Sign up to view

Andrei Shtamburg

Engineering Manager

a***@ledger.fr Sign up to view

Valentin Bergeron

Engineering Manager

v***@ledger.fr Sign up to view

Frederic Samier

Engineering Manager - Backend

f***@ledger.com Sign up to view

Mathieu Bertin

Engineering manager

m***@ledger.com Sign up to view

Mohammed Almujil

Software Engineering Manager

m***@ledger.fr Sign up to view

Thomas Coudray

Head of Cyber Security Operations & Engineering

t***@ledger.fr Sign up to view

Carl Anderson

Vice President of Engineering

c***@ledger.fr Sign up to view

Romain Marchaudon

Engineering Director

r***@ledger.fr Sign up to view

Danny Franca

Software Engineer, Architect, Go, Typescript, Node.js - Engineering Manager

d***@ledger.com Sign up to view

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56 technologies detected · 13 decision makers · Emails available

Sales Outreach Angle

CRMs like Salesforce signal an active sales operation. Companies using Salesforce are strong targets for sales training, RevOps tools, data enrichment, and Salesforce integrations.

Ledger's Position in the StackWho Database

• Ledger is 1 of 4,889 computer & network security companies tracked in StackWho.
• 4,875 computer & network security companies in our database have verified decision-maker emails (100% of the cohort).
• 12,711 companies in Ile-de-France are in the StackWho database.
• 61 computer & network security companies are in the 501-1000 employee range (same size as Ledger).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Ledger use?

Ledger uses Cloudflare DNS, Amazon SES, MailJet, Gmail, Google Apps, CloudFlare Hosting, and 50 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Ledger?

StackWho has verified email addresses for 13 decision makers at Ledger. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Ledger directly for sales, recruiting, or partnerships.

What industry is Ledger in?

Ledger operates in the computer & network security industry, headquartered in Paris, Ile-de-France, France. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Ledger's contact data?

Yes. StackWho Pro members can export decision maker contact data for Ledger and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.