Private company
Internet Security Research Group
Logo: ™/®Internet Security Research Group, Public domain, via Wikimedia Commons3
Non-profit focused on Internet security
The Internet Security Research Group (ISRG) is a public-benefit non-profit corporation based in California which focuses on Internet security. The group is known for hosting and running the Let's Encrypt service, which aims to make Transport Layer Security (TLS) certificates available for free in an automated fashion.2 It employed 27 people in 2024.1 Its revenue was $5.2 million in 2023.1 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
- HeadquartersSan Francisco1
- Websitewww.abetterinternet.org
- Legal formpublic-benefit corporation1
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The Internet Security Research Group (ISRG) is a public-benefit non-profit corporation based in California which focuses on Internet security. The group is known for hosting and running the Let's Encrypt service, which aims to make Transport Layer Security (TLS) certificates available for free in an automated fashion.2
Corporate structure
Internet Security Research Group sits at the top of its group. 2 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.
- Internet Security Research Group San Francisco
- Let's Encrypt Subsidiary · United States
Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.
Subsidiaries and ownership
Subsidiaries
- Let's Encrypt
From Wikidata.1
Employees over time
- 2024271
Revenue over time
As stated on Wikidata, in the currency reported.
Revenue
Timeline
- 2013Founded Founded1
Links
- Websitewww.abetterinternet.org1
- WikipediaInternet Security Research Group
- WikidataQ22905866
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1
- 2
- 3