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Quadrangle Group

American private investment firm focused on private equity
Organization business Q7268315
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Quadrangle Group

Summary

Quadrangle Group is a business[1]. It ranks in the top 4% of business entities by monthly Wikipedia readership (15 views/month).[2]

Key Facts

  • Quadrangle Group's instance of is recorded as business[3].
  • Quadrangle Group's founder is recorded as Steven Rattner[4].
  • Quadrangle Group's founder is recorded as Joshua Steiner[5].
  • Quadrangle Group's headquarters location is recorded as Seagram Building[6].
  • +2000-00-00T00:00:00Z marks the founding of Quadrangle Group[7].
  • Quadrangle Group's Freebase ID is recorded as /m/02vmhkn[8].
  • Quadrangle Group's official website is recorded as http://www.quadranglegroup.com[9].
  • Quadrangle Group's Quora topic ID is recorded as Quadrangle-Group[10].

Body

Founding

Founders include Steven Rattner[4] and Joshua Steiner[5]. +2000-00-00T00:00:00Z marks the founding of Quadrangle Group[7].

Operations

Quadrangle Group's headquarters location is recorded as Seagram Building[6].

Why It Matters

Quadrangle Group ranks in the top 4% of business entities by monthly Wikipedia readership (15 views/month).[2]

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] ↑ . Quora. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.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). Quadrangle Group. Retrieved May 3, 2026, from https://4ort.xyz/entity/quadrangle-group
MLA “Quadrangle Group.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/quadrangle-group.
BibTeX @misc{4ortxyz_quadrangle-group_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Quadrangle Group}}, year = {2026}, url = {https://4ort.xyz/entity/quadrangle-group}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Quadrangle Group — https://4ort.xyz/entity/quadrangle-group (retrieved 2026-05-03)

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