# D. Greg Horrigan

> D. Greg Horrigan co-founded Silgan Holdings with R. Philip Silver in 1987 after serving as an operating executive at Continental Can. He was Silgan's co-chief executive from 1994 to 2006, later a non-executive co-chairman, and a director until May 30, 2023. His documented contribution centers on customer relationships and the development of a packaging business through acquisitions and operations.

- **Role:** Co-founder and former co-CEO, Silgan Holdings Inc. (historical leadership role; retired from the board in 2023)
- **Organizations:** Silgan Holdings Inc., Continental Can Company
- **Nationality:** American
- **Known for:** Co-founded Silgan Holdings in 1987 and served on its board for 36 years., Helped lead the business during an acquisition program that had integrated twenty businesses by 2005., Co-led Silgan during the period in which its estimated U.S. metal food container market share grew from approximately 10% in 1987 to approximately half by 2005.

## Career timeline

- **1984-1987** — Executive vice president and operating officer, Continental Can Company.
- **1987** — Co-founded Silgan Holdings with R. Philip Silver; began board service.
- **1994-03** — Began documented tenure as co-chief executive officer.
- **2004-08** — Became executive co-chairman; previously served as president.
- **2006-03** — Co-CEO tenure ended; became non-executive co-chairman as Tony Allott became CEO.
- **2019-04** — Stepped down as non-executive co-chairman effective April 1; continued as director.
- **2023-05** — Retired from the board on May 30.

## Achievements

- Co-founded Silgan Holdings in 1987 and served on its board for 36 years.
- Helped lead the business during an acquisition program that had integrated twenty businesses by 2005.
- Co-led Silgan during the period in which its estimated U.S. metal food container market share grew from approximately 10% in 1987 to approximately half by 2005.
- Recognized by chairman Tony Allott in 2023 for embedding attention to customers throughout Silgan.

## Latest updates

- **2026-04** — Silgan's 2026 proxy again identifies Horrigan as a co-founder who retired from the board on May 30, 2023, and cites his May 2025 ownership filing.
- **2025-05** — Filed Schedule 13G Amendment No. 2 reporting beneficial ownership of 7,043,303 Silgan shares as of March 31, 2025, approximately 6.6% of the share count used in the filing.
- **2023-05** — Retired from Silgan's board on May 30 after serving since 1987.

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Last updated: 2026-10-23