CHARLES W. CASTANZA

Corporate Board Profile

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UNITED GUARDIAN INC

Filing Date Source Excerpt
2002-03-25 From March 2000 to date, Senior Vice President of the Company. From April 1986 to March 2000, Vice President of the Company.
2003-03-31 From March 2000 to date, Senior Vice President of the Company. From April 1986 to March 2000, Vice President of the Company.
2004-04-13 From March 2000 to date, Senior Vice President of the Company. From April 1986 to March 2000, Vice President of the Company.
2005-05-10 From March 2000 to date, Senior Vice President of the Company. From April 1986 to March 2000, Vice President of the Company.
2006-03-30 From March 2000 to date, Senior Vice President of the Company. From April 1986 to March 2000, Vice President of the Company.

Data sourced from SEC filings. Last updated: 2025-07-01