Marc Andreessen

American entrepreneur, investor, and software engineer
Person human Q62882
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Marc Andreessen was born on July 9, 1971, in Cedar Falls [1]. He is a citizen of the United States . His professional roles include computer scientist, entrepreneur, inventor, blogger, programmer, and software engineer . He attended New Lisbon High School and the University of Illinois Urbana–Champaign .

Andreessen worked at Netscape from 1994 to 1999 and has been employed by Andreessen Horowitz since 2009 [2]. His notable works include Mosaic and Fairshake . He has held a position as a board of directors member from 2008 to the present [3].

His contributions have been recognized with the W. Wallace McDowell Award, the ACM Software System Award, induction into the Internet Hall of Fame, and the Queen Elizabeth Prize for Engineering [4][5][6].

Key Facts

  • Date of birth: September 9, 1971[9]
  • Spouse: Laura Arrillaga-Andreessen[10]
  • Country of citizenship: United States[11]
  • Occupation: software engineer[12], investor[13], engineer[14]
  • Position held: board of directors member[15]
  • Employer: Andreessen Horowitz[16]
  • Educated at: New Lisbon High School[17]
  • Notable work: Mosaic[18], Fairshake[19]
  • Award received: Queen Elizabeth Prize for Engineering[20], Internet Hall of Fame[21], ACM Software System Award[22], W. Wallace McDowell Award[23]
  • Sex or gender: male[24]
  • Member of political party: Republican Party[25]
  • Commons category: Marc Andreessen[26]
  • Residence: New Lisbon[27], Atherton[28]
  • Website account on: Clubhouse[29]
  • Family name: Andreessen[30]
  • Given name: Marc[31]
  • Participant in: FII PRIORITY In Miami, USA[32]
  • Languages spoken, written or signed: English[33]
  • Name in native language: Marc Andreessen[34]
  • Official blog URL: http://blog.pmarca.com/[35]
  • Owner of: Ning[36]
  • P6009: 23129[37]
  • Social media followers: 802,154[38], 688,743[39], 902,872[40]

Body

Works and Contributions

Things named for Marc Andreessen include Andreessen Horowitz[41], a venture capital firm[42], in United States[43], founded in 2009[44], headquartered in Menlo Park[45].

Why It Matters

Marc Andreessen has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[46] He is known by 21 alternative names across languages and contexts.[47]

Entities named for him include Andreessen Horowitz[41], a venture capital firm[42], in United States[43], founded in 2009[44], headquartered in Menlo Park[45].

FAQs

Where was Marc Andreessen born?

Marc Andreessen's place of birth was Cedar Falls[2].

Who was Marc Andreessen married to?

Marc Andreessen's spouses include Laura Arrillaga-Andreessen[10].

What did Marc Andreessen do for work?

Marc Andreessen worked as a computer scientist[3], entrepreneur[4], inventor[5], blogger[6], and programmer[7].

Where did Marc Andreessen go to school?

Marc Andreessen was educated at New Lisbon High School[17].

What awards did Marc Andreessen receive?

Honors received include Queen Elizabeth Prize for Engineering[20], Internet Hall of Fame[21], ACM Software System Award[22], and W. Wallace McDowell Award[23].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [24] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  3. [10] ↑ . wikidata.org.
  4. [11] ↑ . wikidata.org.
  5. [15] ↑ . investor.fb.com. Retrieved . investor.fb.com. Provenance: wikidata.org.
  6. [17] ↑ . Retrieved . wikidata.org.
  7. [25] ↑ . wikidata.org.
  8. [3] ↑ . wikidata.org.
  9. [4] ↑ . wikidata.org.
  10. [5] ↑ . wikidata.org.
  11. [6] ↑ . wikidata.org.
  12. [7] ↑ . wikidata.org.
  13. [12] ↑ . wikidata.org.
  14. [13] ↑ . wikidata.org.
  15. [14] ↑ . wikidata.org.
  16. [16] ↑ . wikidata.org.
  17. [20] ↑ . wikidata.org.
  18. [21] ↑ . internethalloffame.org. internethalloffame.org. Provenance: wikidata.org.
  19. [22] ↑ . awards.acm.org. awards.acm.org. Provenance: wikidata.org.
  20. [23] ↑ . computer.org. computer.org. Provenance: wikidata.org.
  21. [26] ↑ . wikidata.org.
  22. [27] ↑ . wikidata.org.
  23. [28] ↑ . forbes.com. forbes.com. Provenance: wikidata.org.
  24. [29] ↑ . twitter.com. twitter.com. Provenance: wikidata.org.
  25. [1] ↑ . Encyclopædia Britannica Online. wikidata.org.
  26. [9] ↑ . Library of Congress Authorities. Retrieved . wikidata.org.
  27. [30] ↑ . wikidata.org.
  28. [31] ↑ . wikidata.org.
  29. [18] ↑ . wikidata.org.
  30. [19] ↑ . Retrieved . wikidata.org.
  31. [32] ↑ . FII PRIORITY In Miami, USA Program. wikidata.org.
  32. [33] ↑ . wikidata.org.
  33. [34] ↑ . wikidata.org.
  34. [35] ↑ . wikidata.org.
  35. [36] ↑ . wikidata.org.
  36. [37] ↑ . wikidata.org.
  37. [38] ↑ . wikidata.org.
  38. [39] ↑ . wikidata.org.
  39. [40] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [41] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [42] ↑ . Wikidata. wikidata.org. → on this site
  2. [43] ↑ . Wikidata. wikidata.org. → on this site
  3. [44] ↑ . Wikidata. wikidata.org. → on this site
  4. [45] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [8] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [46] ↑ . Wikidata sitelinks. wikidata.org.
  3. [47] ↑ . Wikidata aliases. wikidata.org.

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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). Marc Andreessen. Retrieved October 10, 2026, from https://4ort.xyz/entity/marc-andreessen
MLA “Marc Andreessen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Oct. 2026, https://4ort.xyz/entity/marc-andreessen.
BibTeX @misc{4ortxyz_marc-andreessen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Marc Andreessen}}, year = {2026}, url = {https://4ort.xyz/entity/marc-andreessen}, note = {Accessed: 2026-10-10}}
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