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Silent Circle

encrypted communications firm based in the Canton of Geneva, Switzerland
Organization business Q7514544
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Silent Circle

Summary

Silent Circle is a business[1]. It ranks in the top 4% of business entities by monthly Wikipedia readership (34 views/month).[2]

Key Facts

  • Silent Circle's instance of is recorded as business[3].
  • Silent Circle's founder is recorded as Phil Zimmermann[4].
  • Silent Circle's founder is recorded as Jon Callas[5].
  • Silent Circle's founder is recorded as Vincent Moscaritolo[6].
  • Silent Circle's logo image is recorded as Silent Circle.png[7].
  • Silent Circle's headquarters location is recorded as Le Grand-Saconnex[8].
  • Silent Circle's Commons category is recorded as Silent Circle (company)[9].
  • +2011-00-00T00:00:00Z marks the founding of Silent Circle[10].
  • Silent Circle's Freebase ID is recorded as /m/0r4mvmk[11].
  • Silent Circle's official website is recorded as https://silentcircle.com/[12].
  • Silent Circle's product or material produced is recorded as Blackphone[13].
  • Silent Circle's legal form is recorded as limited liability company[14].
  • Silent Circle's Crunchbase organization ID is recorded as silent-circle[15].

Body

Founding

Founders include Phil Zimmermann[4], Jon Callas[5], and Vincent Moscaritolo[6]. +2011-00-00T00:00:00Z marks the founding of Silent Circle[10].

Operations

Silent Circle's headquarters location is recorded as Le Grand-Saconnex[8].

Ownership

Silent Circle's product or material produced is recorded as Blackphone[13].

Why It Matters

Silent Circle ranks in the top 4% of business entities by monthly Wikipedia readership (34 views/month).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[16]

Related Entities

Blackphone business Jon Callas Phil Zimmermann PrivatOS

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . Crunchbase. crunchbase.com. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [16] ↑ . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Silent Circle. Retrieved April 10, 2026, from https://4ort.xyz/entity/silent-circle-q7514544
MLA “Silent Circle.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/silent-circle-q7514544.
BibTeX @misc{4ortxyz_silent-circle-q7514544_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Silent Circle}}, year = {2026}, url = {https://4ort.xyz/entity/silent-circle-q7514544}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Silent Circle — https://4ort.xyz/entity/silent-circle-q7514544 (retrieved 2026-04-10)

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