Dennis Merriam is the Vice President, Human Resources of National Gypsum Company.
905 people are employed at National Gypsum Company.
National Gypsum Company is based in Charlotte, North Carolina.
The NAICS codes for National Gypsum Company are [327, 3274, 32742, 32].
The SIC codes for National Gypsum Company are [327, 3275, 32].