Hill & Knowlton
Hill & Knowlton is an American global public relations consulting company, headquartered in New York City. The firm has over 80 additional offices in more than 40 countries. The company was founded in Cleveland, in 1927 by John W.
Basic Information
- Category: public relations
- Founded: 1927
- Headquarters: New York City
- Website: https://hillandknowlton.com/
Documented Facts
- Founded: 1927
- Website: https://hillandknowlton.com/
- Headquarters: New York City
- Founded by: John W. Hill
- CEO: Jack Martin
- Industry: public relations
- Parent company: WPP plc
- Country: United States
Evidence and Sources
- Hill & Knowlton — Official Site (official)
- Hill & Knowlton — Wikipedia (reference)
Citation Guidance
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- Canonical profile: https://brandsource.ai/brands/hill-knowlton
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- Data status: Enriched
- Last verified: 2026-04-21
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