Companies that use Protonmail

Analyzed and validated by Henley Wing Chiu
All email security Protonmail

Protonmail We detected 4,509 customers using Protonmail and 180 customers with estimated renewals in the next 3 months. The most common industry is Retail (17%) and the most common company size is 2-10 employees (63%). Our methodology involves monitoring new entries and modifications to company DNS records.

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Company Domain Employees Industry Region YoY Headcount Growth Usage Start Date
Endra 11–50 Software Development SE +100% 2025-12-10
UNAKTI 2–10 Personal Care Product Manufacturing IN -11.1% 2025-12-10
Tripadvisor 1,001–5,000 Software Development US +1.3% 2025-12-10
ADVANT Beiten 501–1,000 Law Practice DE -3.9% 2025-12-10
Bitdefender 1,001–5,000 Software Development RO +7.2% 2025-12-09
Mojave Desert Land Trust 11–50 Environmental Services US +11.4% 2025-12-08
Afero 11–50 Technology, Information and Internet US -4% 2025-12-07
ANTEQ Ancrages SA 11–50 Civil Engineering CH +22.2% 2025-12-06
Silvi 2–10 Software Development DK 0% 2025-12-06
strumentiresistenti.org 2–10 N/A N/A N/A 2025-12-06
Easton Wine Project 11–50 Food and Beverage Services US +11.1% 2025-12-06
HirschMusic 2–10 Retail US N/A 2025-12-05
Schwonk.com 2–10 Retail US N/A 2025-12-05
Urban Good 2–10 Architecture and Planning GB N/A 2025-12-04
CEGO 51–200 Software Development DK +4.1% 2025-12-04
Extensee 2–10 Airlines and Aviation FR +20% 2025-12-04
Confederation of Paper Industries 11–50 Paper & Forest Products GB -6.3% 2025-12-04
Remote 1,001–5,000 Human Resources Services US +46% 2025-12-04
Techniker Krankenkasse 10,001+ Insurance DE +17.6% 2025-12-03
The Go Company 2–10 IT Services and IT Consulting ZA +25% 2025-12-03
Showing 1-20 of 4,509

Market Insights

🏢 Top Industries

Retail 485 (17%)
Software Development 221 (8%)
Technology, Information and Internet 205 (7%)
IT Services and IT Consulting 164 (6%)
Financial Services 147 (5%)

📏 Company Size Distribution

2-10 employees 2823 (63%)
11-50 employees 893 (20%)
51-200 employees 305 (7%)
201-500 employees 169 (4%)
1 employee employees 112 (3%)

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