Backchannels home
HomePricing
ResourcesBlog
LinkedIn

25 companies use Proton Mail for encrypted email

  • 25 companies in our database
  • 11 countries
  • Pay per contact, no subscription

Proton Mail is an end-to-end encrypted email service that emphasizes privacy by ensuring even Proton itself cannot read user messages. The service offers a free tier and paid plans starting at $6.99 per month.

We have identified 25 companies using Proton Mail across 11 countries. 26 contacts in our database work there, concentrated among software engineers and founders.

Companies
25
Contacts
26
Countries
11
Category
Encrypted Email

Try Backchannels free

Reach decision-makers at companies using Protonmail

Filter 25 accounts to your ICP and unlock the contacts you want. Pay per contact, no subscription.

Browse contacts free

No credit card. Preview before you spend a credit.

What is Protonmail?

Proton Mail is a secure webmail service built on end-to-end encryption and open-source code. Created by Proton AG and based in Switzerland, it allows users to send encrypted emails and offers storage, calendar, and VPN features depending on the plan.

Vendor
Proton AG
Pricing
Free tier with 1 GB storage; paid plans from $6.99 to $12.99 per month for mail features

Sample companies that use Protonmail

CompanyLocationContacts
Minds IncUnited States2
Agile & COLatvia1
Auranics SolutionsIndia1
BestPoint EditoraBrazil1
Case New Holland - CNH IndustrialBrazil1
ChevronVenezuela1
Clarity Software UKUnited Kingdom1
Etec Professora Maria Cristina de MedeirosBrazil1
Farmax - Industria de Cosmeticos e FarmaceuticosBrazil1
FiverrBangladesh1
Fruit Stand Jam BandUnited States1
Full Living: A Psychotherapy PracticeUnited States1

13 more companies use Protonmail

Browse the full list free →

A sample of the companies in our database. The full account list and contacts are available in the app.

Who you can reach at Protonmail companies

Our contacts are primarily 4 software engineers and 3 founders, alongside IT and HR professionals. Reaching these roles is useful for selling security tools, HR systems, and development platforms to privacy-conscious organizations.

By role

  • Software Engineer4
  • CEO / Founder3
  • IT Support2
  • Healthcare Professional1
  • HR Business Partner1
  • Machine Learning Engineer1
  • Marketing Manager1
  • Operations Manager1

By role, measured in contacts.

By country

  • United States9
  • Brazil7
  • Venezuela2
  • Latvia1
  • Australia1
  • South Africa1
  • Spain1
  • United Kingdom1

By country, measured in contacts.

Protonmail alternatives

  1. 1. Tutanota

    End-to-end encrypted email with calendar and contacts, positioned as a ProtonMail alternative for users valuing security and privacy

  2. 2. Fastmail

    Full-featured email service supporting custom domains and OpenPGP, recommended for organizations needing interoperability

  3. 3. Zoho Mail

    Business email alternative with integrated productivity suite for companies seeking secure communication and broader workplace tools

  4. 4. Tuta Mail

    Encrypted email service positioned as a mainstream email alternative with focus on convenience and security

Frequently asked questions

What roles can I reach at these companies?
Our largest groups are 4 software engineers and 3 founders. We also hold contacts in IT Support, healthcare, HR, machine learning, marketing, and operations roles.
Which companies in your database use Proton Mail?
We track Proton Mail users at companies including Chevron, Fiverr, Minds Inc, and Clarity Software UK, among 25 total.
What other tools do Proton Mail users adopt?
Our contacts also use Grammarly, Microsoft PowerPoint, and CCleaner frequently. Many combine Proton Mail with Google Workspace, 1Password, and Keeper Password Manager.
How many countries are these users in?
Proton Mail users in our database span 11 countries, with the largest concentration in the United States.

What these companies also use

Based on the other products the same people reviewed. Browse every tool.

Sources