P
Companies using Proton Mail
44,535 sites detectedUpdated October 2026
Showing 25 of 44,535 sites detectedScroll sideways for every column
| # | Company | Industry | Location | First seen | Also uses | Signals | Contacts |
|---|---|---|---|---|---|---|---|
| 1 | CybersecuritySecure Email & PrivacyB2B and B2C · SaaS | Plan-les-Ouates, CH | Apr 2026MX record | P  A  | HiringPricing pageAPI docs | ||
| 2 | Marketing & Sales TechBlogging and Business ResourcesB2B and B2C | – | Apr 2026MX record | – | Free trial | ||
| 3 | Healthcare & Life SciencesMental HealthB2C · Services | Belle Fourche, US | Sept 2026MX record | S  | Free trial | ||
| 4 | Education & LearningBite-sized learningB2C | Prague, CZ | Apr 2026MX record | – | Pricing pageAPI docs | ||
| 5 | Financial Services & FintechCryptocurrency ExchangeB2C | – | Sept 2026MX record | V  | Pricing page | ||
| 6 | Professional ServicesReal Estate AgencyB2C · Services | – | Apr 2026MX record | V | – | ||
| 7 | Professional ServicesConsultingB2B · Services | – | Sept 2026MX record | W  H  A  | Free trial | ||
| 8 | Professional ServicesSign CompanyB2B · Services | – | Sept 2026MX record | – | Free trial | ||
| 9 | Media & ContentVideo Production ServicesB2B and B2C · Services | AU | Apr 2026MX record | – | – | ||
| 10 | Media & ContentLocal News PublishingB2C | – | Apr 2026MX record | – | – | – | |
| 11 | Software & SaaSBusiness Process AutomationB2B · Services | Дніпро, UA | Apr 2026MX record | – | Free trial | ||
| 12 | Media & ContentMotorsport & Sim RacingB2C · Ecommerce | – | Apr 2026MX record | W K  | – | ||
| 13 | Media & ContentPodcast Audio EditingB2C · SaaS | – | Apr 2026MX record | V | Free trialPricing page | ||
| 14 | E-commerce & RetailOnline RetailB2C · Ecommerce | – | Apr 2026MX record | S  L  | – | ||
| 15 | Software & SaaSManagement softwareB2B · SaaS | – | Apr 2026MX record | I  | – | ||
| 16 | E-commerce & RetailOnline RetailB2C · Ecommerce | – | Sept 2026MX record | S  S  | – | – | |
| 17 | Media & ContentReference & EducationB2C | – | Apr 2026MX record | – | – | ||
| 18 | Media & ContentMusic Discovery PlatformB2C | – | Apr 2026MX record | – | – | ||
| 19 | E-commerce & RetailGaming Skins MarketplaceB2C · Marketplace | – | Apr 2026MX record | – | – | ||
| 20 | CybersecurityWeb Scraping & Bot ManagementB2B · SaaS | – | Apr 2026MX record | – | Pricing page | ||
| 21 | Media & ContentOnline MagazineB2C | – | Apr 2026MX record | – | HiringPricing page | – | |
| 22 | E-commerce & RetailOnline RetailB2C · Ecommerce | – | Sept 2026MX record | S S | – | – | |
| 23 | Media & ContentNews & AnalysisB2B and B2C | – | Apr 2026MX record | – | – | – | |
| 24 | Education & LearningRanch Management EducationB2B and B2C | – | Sept 2026MX record | S | Free trial | – | |
| 25 | CybersecurityMessaging SecurityB2B and B2C | – | Apr 2026MX record | – | – | – |
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