Alpine Lumber Company Data Breach Investigation

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Alpine Lumber Company Data Breach Exposes Sensitive Employee Information Alpine Lumber Company, a wholesale building materials supplier in Colorado, experienced a data breach that compromised sensitive information, including Social Security numbers, of employees, former employees, and their dependents. The breach was discovered on December 22, 2025, when ransomware encrypted devices on the company's network, prompting an investigation with third-party cybersecurity experts. 2 sources 43