Western Growers Assurance Trust (WGAT) is the largest provider of health benefits for the agriculture industry. WGAT was foun ... ded in 1957 to bridge the gap between health care and the agricultural industry. WGAT provides Western Growers Association members with ACA-compliant plans, customizable options, and competitive prices to meet the diverse needs of the agriculture-related employer. WGAT is an ERISA group health plan and subject to oversight by both the Department of Labor and the California Department of Insurance. read more