Covia is driven by market insights to craft innovative, sustainable solutions. Mine planning expertise and technical leadership produce longer-lasting, customized programs for our. Headquarters: Independence, OH. Size: 5001 to 10000 Employees. Type: Company - Public. Industry: Mining & Metals; Revenue: Unknown / Non-Applicable. ... Glassdoor gives you an inside look at what it's like to work at Covia Corporation, including salaries, reviews, office photos, and more. This is the Covia Corporation company profile. Coviam.com.This domain provided by godaddy.com at 2015-03-10T09:10:45Z (7 Years, 111 Days ago), expired at 2023-03-10T09:10:45Z (0 Years, 253 Days left). Site is running on IP address 126.96.36.199, host name 188.8.131.52 ( United States) ping response time 4ms Excellent ping.Current Global rank is 5,033,647, site estimated value 420$. Headquarters Independence, Ohio ... Covia Holdings Corp, formerly Unimin Corp, is a provider of minerals and material solutions for the industrial and energy markets. The Company provides. Covia Holdings Corporation; 9930 Kincey Avenue 200; Huntersville, NC 28078 (980) 495-2092 Visit Website Get Directions Similar Businesses. Detailed Information. Location Type Branch; Year Established unknown; Annual Revenue Estimate $2.5 to 5 million; SIC Code show 1446, Industrial.